USN

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USN

American agency overseeing development of rockets, spacecraft, and rocket engines. USN Joint Task Force 7, USA.

AKA: United States Navy. Location: Washington, DC-Pentagon.

Supporting the nuclear weapons tests of Operation Hardtack at Eniwetok Proving Grounds (EPG) in 1958.

People: Reichelderfer, Thompson, Floyd, Bennett, Conlon, Gates, Phoebus, Hayward, Stein, Hoover, George, Johnson, John, Bridgeman, Lilly, Faget, Petersen, Forrest, McKay, Schirra, Shepard, Yardley, Carpenter, Thompson, Shea, Henize, Beggs, See, Currie, Malcolm, Lovell, Gordon, Lind, Conrad, Mitchell, Young, Garriott, Drew, Russell, Kerwin, Bean, Weitz, Evans, Haise, Cernan, Bull, John, Chaffee, McMurtry, Finley, Mattingly, McCandless, Crippen, Truly, Griggs, Truax, Hauck, Williams, Donald, Brandenstein, Creighton, McCulley, McBride, Vidrine, Walker, Dave, van Hoften, Smith, Thuot, Buchli, Coats, Lounge, Richards, O Connor, Gibson, Carter, Leestma, Culbertson, Shepherd, Tanner, Cockrell, Scott, Winston, Reightler, Phillips, Oswald, Brady, Sullivan, Readdy, Runco, Morin, Wetherbee, Thorne, Baker, Mike, Ashby, Johnson, Gregory C, Linenger, Brown, David, Rominger, Bowersox, Foreman, Gorie, Bursch, Edwards, Joe, Lopez-Alegria, Herrington, Jett, Lawrence, Altman, Hire, Clark, Ferguson, McCool, Kilrain, Poindexter, Curbeam, Woodward, Wilmore, Stefanyshyn-Piper, Nowak, Thompson, J R, Bowen, Kelly, Mark, Kelly, Scott, Frick, Ham, Oefelein, Williams, Butchart, Antonelli, Boone, Cassidy. Country: USA. Engines: 16 in gun. Spacecraft: UHF, D-558-1, D-558-2, Vanguard 1, Beacon 1, Project Mer, Vanguard 3, Navy SLV, Transit, Mercury Space Suit, KH-5, TRAAC, Lofti 2, SECOR, Anna, GGSE, DODECAPOLE, Tempsat, IQSY, Apollo LM CSD, Owl, Aurora, Solrad, NOSS, TIP, Space Cruiser, NTS, NOSS-Subsat, FLTSATCOM, LIPS, HS 381, Geosat, GLOMR, Stacksat P87-2, NOSS-2, NOSS-2 subsatellite, TiPS, GFO, Midstar. Launch Vehicles: HATV, MQM-8G, XBQM-8F, Talos, RIM-8A, RIM-8B, RGM-8H, RIM-8C, RGM-8J, RIM-8D, RIM-8E, RIM-8F, RIM-8G, XIM-70, Vanguard, Sparoair, Sparoair I, Caleb, Sparoair II, Sparoair III. Projects: ELINT, Navstar. Launch Sites: Point Arguello, NAOTS, Point Mugu, Bikini, China Lake, Mercury site, San Nicolas, San Clemente, Barking Sands. Stages: MARC 14B1, Sparrow, Tiny Tim.

1947 September 6 - . Launch Pad: Atlantic Ocean, 27.0 N x 60.0 W. Launch Platform: CV-41. Launch Vehicle: V-2. FAILURE: Exploded prematurely after a 10 km flight.

Operation Sandy test - . Nation: USA. Agency: USN. Apogee: 1.00 km (0.60 mi).
Operation Sandy - German V-2 rocket launched from U.S. aircraft carrrier Midway in Atlantic tests, exploding prematurely after a 10 km flight. This had been preceded by Operation Pushover - the deliberate explosion of a fully tanked V-2 on a dummy shipdeck at White Sands to determine its effect on shipboard launching. Launched from Atlantic Ocean Launch Site 10 "several hundred mi SE Bermuda" - Latitude: 27.00 N, Longitude:60.00 W.

1949 May 3 - . 16:14 GMT - . Launch Site: White Sands. Launch Complex: White Sands LC33. Launch Pad: ALA1. Launch Vehicle: Viking sounding rocket.

Viking 1 Aeronomy/Photography mission - . Nation: USA. Agency: USN. Apogee: 83 km (51 mi). Upper-air pressures and temperatures; earth photography research. Engine cut-out after 55 seconds. Launched at 0914 local time. Reached 80.5 km..

1949 September 6 - . 16:57 GMT - . Launch Site: White Sands. Launch Complex: White Sands LC33. Launch Pad: ALA1. Launch Vehicle: Viking sounding rocket. FAILURE: Failure.

Viking 2 Aeronomy/Photography mission - . Nation: USA. Agency: USN. Apogee: 57 km (35 mi). Upper-air pressures and temperatures; earth photography research. Engine cut-out early after 49 seconds. . Launched at 0957 local time. Reached 52 km..

1950 February 9 - . 21:44 GMT - . Launch Site: White Sands. Launch Complex: White Sands LC33. Launch Pad: ALA1. Launch Vehicle: Viking sounding rocket. FAILURE: Veered off-course; engine cut-off at T+60 seconds..

Viking 3 Solar/Photography mission - . Nation: USA. Agency: USN. Apogee: 80 km (49 mi). Solar and cosmic radiation; pressure-temperature; earth photography research. Veered off-course; engine cut-off at T+60 seconds. Launched at 1444 local time. Reached 80.5 km..

1950 May 12 - . 03:08 GMT - . Launch Pad: Pacific Ocean, 0.2 N x 161.4 W. Launch Platform: AVM1. Launch Vehicle: Viking sounding rocket.

Viking 4 Ionosphere/Aeronomy mission - . Nation: USA. Agency: USN. Apogee: 171 km (106 mi).
Cosmic radiation; upper-air pressures and temperatures research. Ship launch. Launched at 1608 local time. Reached 169 km. NRL Viking No. 4 research rocket fired from the USS Norton Sound, near Jarvis Island in the Pacific (0.19 N 161.42 W), at the intersection of the geographic and geomagnetic equators. It set an altitude record for an American single-stage rocket and was the first firing of the Viking from shipboard.

1950 November 21 - . 17:18 GMT - . Launch Site: White Sands. Launch Complex: White Sands LC33. Launch Pad: ALA1. Launch Vehicle: Viking sounding rocket.

Viking 5 Ionosphere-solar mission - . Nation: USA. Agency: USN. Apogee: 174 km (108 mi). Ionosphere; solar radiation; pressure-temperature; earth photography research. Launched at 1018 local time. Reached 175 km..

1950 December 12 - . 07:04 GMT - . Launch Site: White Sands. Launch Complex: White Sands LC33. Launch Pad: ALA1. Launch Vehicle: Viking sounding rocket. FAILURE: Failure.

Viking 6 Ionosphere-solar mission - . Nation: USA. Agency: USN. Apogee: 64 km (39 mi). Upper-air pressure, density and composition; solar radiation; ionosphere research. Fin tore loose. Launched at 0004 local time. Reached 64.8 km..

1951 August 7 - . 18:00 GMT - . Launch Site: White Sands. Launch Complex: White Sands LC33. Launch Pad: ALA1. Launch Vehicle: Viking sounding rocket.

Viking 7 Ionosphere-solar mission - . Nation: USA. Agency: USN. Apogee: 219 km (136 mi).
Upper-air pressure, density; solar and cosmic radiation research. Launched at 1100 local time. Reached 219 km. A Navy Viking 7 rocket set an altitude record for single-stage rockets and reaching a speed of 6,600 kph. This was the highest flight of the original airframe design.

1952 June 6 - . 17:30 GMT - . Launch Site: White Sands. Launch Complex: White Sands LC33. Launch Pad: NLA. LV Family: Viking sounding rocket. Launch Vehicle: Viking Type 9. FAILURE: Failed on static firing. Accidentally launched during ground test..

Viking 8 test - . Nation: USA. Agency: USN. Apogee: 6.00 km (3.70 mi). Surge in thrust ripped rocket from the two bolts holding it to the pad and it flew horizontally across the launch site. Reached 6 km..

1952 October 28 - . Launch Site: White Sands. Launch Vehicle: Talos.

X-SAM-N-6 test - . Nation: USA. Agency: USN. Apogee: 5.00 km (3.10 mi).

1952 November 7 - . 17:34 GMT - . Launch Site: White Sands. Launch Vehicle: Terrier.

Booster Test 5 - . Nation: USA. Agency: USN. Apogee: 1.00 km (0.60 mi).

1952 December 15 - . 21:38 GMT - . Launch Site: White Sands. Launch Complex: White Sands LC33. Launch Pad: NLA. LV Family: Viking sounding rocket. Launch Vehicle: Viking Type 9.

Viking 9 Solar mission - . Nation: USA. Agency: USN. Apogee: 217 km (134 mi). Solar and cosmic radiation; photography research. Ran out of fuel. Launched at 1438 local time. Reached 219 km..

1954 April 20 - . Launch Site: White Sands. LV Family: Deacon. Launch Vehicle: Pogo Hi.

POGO 1 - . Nation: USA. Agency: USN. Apogee: 30 km (18 mi).

1954 April 27 - . Launch Site: White Sands. LV Family: Deacon. Launch Vehicle: Pogo Hi.

POGO - . Nation: USA. Agency: USN. Apogee: 30 km (18 mi).

1954 May 7 - . 17:00 GMT - . Launch Site: White Sands. Launch Complex: White Sands LC33. Launch Pad: NLA. LV Family: Viking sounding rocket. Launch Vehicle: Viking Type 9.

Viking 10 Aeronomy/Ionosphere mission - . Nation: USA. Agency: USN. Apogee: 219 km (136 mi). Check power plant, controls, performance, and skin temperatures; upper-air pressure, density, winds, ionisation; cosmic rays; photography research. Launched at 1000 local time. Reached 219 km..

1954 May 24 - . 17:00 GMT - . Launch Site: White Sands. Launch Complex: White Sands LC33. Launch Pad: NLA. LV Family: Viking sounding rocket. Launch Vehicle: Viking Type 9.

Viking 11 re-entry vehicle test flight - . Nation: USA. Agency: USN. Apogee: 254 km (157 mi). Re-entry nose-cone heat transfer experiment; photography research. Launched at 1000 local time. Reached 254 km. The rocket was turned by 180 degrees at apogee and the nose cone separated, diving back down into the atmosphere..

1954 May 28 - . Launch Site: White Sands. LV Family: Deacon. Launch Vehicle: Pogo Hi.

POGO - . Nation: USA. Agency: USN. Apogee: 30 km (18 mi).

1954 July 27 - . Launch Site: White Sands. LV Family: Deacon. Launch Vehicle: Pogo Hi.

POGO - . Nation: USA. Agency: USN. Apogee: 30 km (18 mi).

1954 August 13 - . Launch Site: White Sands. LV Family: Deacon. Launch Vehicle: Pogo Hi.

POGO - . Nation: USA. Agency: USN. Apogee: 30 km (18 mi).

1954 September 7 - . Launch Site: White Sands. LV Family: Deacon. Launch Vehicle: Pogo Hi.

POGO - . Nation: USA. Agency: USN. Apogee: 30 km (18 mi).

1954 September 22 - . Launch Site: White Sands. LV Family: Deacon. Launch Vehicle: Pogo Hi.

POGO - . Nation: USA. Agency: USN. Apogee: 30 km (18 mi).

1955 February 4 - . 21:55 GMT - . Launch Site: White Sands. Launch Complex: White Sands LC33. Launch Pad: NLA. LV Family: Viking sounding rocket. Launch Vehicle: Viking Type 9.

Viking 12 re-entry vehicle test flight - . Nation: USA. Agency: USN. Apogee: 231 km (143 mi). Re-entry nose-cone heat transfer experiment; photography; atmosphere research. Launched at 1455 local time. Reached 232 km..

1955 August 16 - . Launch Site: NAOTS. Launch Platform: F2H2. LV Family: FFAR. Launch Vehicle: Rockair.

Test mission - . Nation: USA. Agency: USN. Apogee: 55 km (34 mi).

1955 August 16 - . Launch Site: NAOTS. Launch Platform: F2H2. LV Family: FFAR. Launch Vehicle: Rockair. FAILURE: Failure.

Test mission - . Nation: USA. Agency: USN. Apogee: 50 km (31 mi).
First successful demonstration of Rockair technique (resarch rocket launched from aircraft) by ONR and University of Maryland team, a 2.75-inch FFAR rocket fired from a Navy F2H-2 aircraft to an altitude of approximately 180,000 feet. Rockair technique first suggested by Herman Oberth (1929) and others.

1955 August 16 - . Launch Site: NAOTS. Launch Platform: F2H2. LV Family: FFAR. Launch Vehicle: Rockair. FAILURE: Failure.

Test mission - . Nation: USA. Agency: USN. Apogee: 9.00 km (5.50 mi).

1955 October 11 - . Launch Site: Wallops Island. Launch Vehicle: Deacon.

SMOKE Aeronomy release mission - . Nation: USA. Agency: NASA, USN. Apogee: 8.00 km (4.90 mi).

1955 October 11 - . Launch Site: Wallops Island. Launch Vehicle: Deacon.

SMOKE Aeronomy release mission - . Nation: USA. Agency: NASA, USN. Apogee: 8.00 km (4.90 mi).

1955 November 1 - . Launch Site: NAOTS. Launch Platform: F2H2. LV Family: FFAR. Launch Vehicle: Rockair. FAILURE: Failure.

Test mission - . Nation: USA. Agency: USN. Apogee: 50 km (31 mi).

1955 November 1 - . Launch Site: NAOTS. Launch Platform: F2H2. LV Family: FFAR. Launch Vehicle: Rockair. FAILURE: Failure.

Test mission - . Nation: USA. Agency: USN. Apogee: 50 km (31 mi).

1955 December 1 - . Launch Site: Point Mugu. Launch Vehicle: Asp.

Test mission - . Nation: USA. Agency: USN. Apogee: 30 km (18 mi).

1955 December 5 - . Launch Site: White Sands. LV Family: Deacon. Launch Vehicle: Pogo Hi.

POGO - . Nation: USA. Agency: USN. Apogee: 20 km (12 mi).

1955 December 27 - . Launch Site: Point Mugu. Launch Vehicle: Asp.

Redwing prototype test - . Nation: USA. Agency: USN. Apogee: 30 km (18 mi). First prototype of Asp (atmospheric sounding projectile) sounding rocket, capable of payloads up to 80 pounds, launched successfully at NAMTC at Point Mugu, Calif..

1956 January 1 - . Launch Site: Point Mugu. Launch Vehicle: Asp.

Test mission - . Nation: USA. Agency: USN. Apogee: 30 km (18 mi).

1956 January 1 - . Launch Site: Point Mugu. Launch Vehicle: Asp.

Test mission - . Nation: USA. Agency: USN. Apogee: 30 km (18 mi).

1956 February 6 - . Launch Site: White Sands. Launch Vehicle: Asp.

Test mission - . Nation: USA. Agency: USN. Apogee: 30 km (18 mi).

1956 February 10 - . Launch Site: White Sands. Launch Vehicle: Asp.

Test mission - . Nation: USA. Agency: USN. Apogee: 30 km (18 mi).

1956 February 10 - . Launch Site: White Sands. LV Family: Deacon. Launch Vehicle: Pogo Hi.

Talos target - . Nation: USA. Agency: USN. Type: ABM Target. Apogee: 20 km (12 mi).

1956 February 10 - . Launch Site: White Sands. Launch Vehicle: Asp.

Test mission - . Nation: USA. Agency: USN. Apogee: 30 km (18 mi).

1956 February 10 - . Launch Site: White Sands. Launch Vehicle: Asp.

Test mission - . Nation: USA. Agency: USN. Apogee: 30 km (18 mi).

1956 February 10 - . Launch Site: White Sands. Launch Vehicle: Asp.

Test mission - . Nation: USA. Agency: USN. Apogee: 30 km (18 mi).

1956 February 17 - . Launch Site: White Sands. LV Family: Deacon. Launch Vehicle: Pogo Hi.

Talos target - . Nation: USA. Agency: USN. Type: ABM Target. Apogee: 20 km (12 mi).

1956 April 1 - . Launch Site: Bikini. Launch Platform: DD-790. LV Family: Loki. Launch Vehicle: Loki Dart.

Aeronomy mission - . Nation: USA. Agency: USN. Apogee: 75 km (46 mi).

1956 April 1 - . Launch Site: Bikini. Launch Platform: DD-787. LV Family: Loki. Launch Vehicle: Loki Dart.

Aeronomy mission - . Nation: USA. Agency: USN. Apogee: 75 km (46 mi).

1956 May 1 - . Launch Site: Bikini. Launch Vehicle: Asp.

Redwing 1 Aeronomy mission - . Nation: USA. Agency: USN. Apogee: 30 km (18 mi).

1956 May 1 - . Launch Site: Bikini. Launch Platform: DD-787. LV Family: Loki. Launch Vehicle: Loki Dart.

Aeronomy mission - . Nation: USA. Agency: USN. Apogee: 75 km (46 mi).

1956 May 1 - . Launch Site: Bikini. Launch Platform: DD-790. LV Family: Loki. Launch Vehicle: Loki Dart.

Aeronomy mission - . Nation: USA. Agency: USN. Apogee: 75 km (46 mi).

1956 May 1 - . Launch Site: Bikini. Launch Vehicle: Asp.

Redwing 2 (to 40) Aeronomy mission - . Nation: USA. Agency: USN. Apogee: 30 km (18 mi).

1956 May 16 - . Launch Site: White Sands. LV Family: Deacon. Launch Vehicle: Pogo Hi.

Pogo Hi II - . Nation: USA. Agency: USN. Apogee: 20 km (12 mi).

1956 May 31 - . Launch Site: White Sands. LV Family: Deacon. Launch Vehicle: Pogo Hi.

Pogo Hi - . Nation: USA. Agency: USN. Apogee: 20 km (12 mi).

1956 May 31 - . Launch Site: White Sands. LV Family: Deacon. Launch Vehicle: Pogo Hi.

Pogo Hi - . Nation: USA. Agency: USN. Apogee: 20 km (12 mi).

1956 June 1 - . Launch Site: Bikini. Launch Platform: DD-787. LV Family: Loki. Launch Vehicle: Loki Dart.

Aeronomy mission - . Nation: USA. Agency: USN. Apogee: 30 km (18 mi).

1956 June 1 - . Launch Site: Bikini. Launch Vehicle: Asp.

Redwing 2 (to 40) Aeronomy mission - . Nation: USA. Agency: USN. Apogee: 30 km (18 mi).

1956 June 1 - . Launch Site: Bikini. Launch Platform: DD-790. LV Family: Loki. Launch Vehicle: Loki Dart.

Aeronomy mission - . Nation: USA. Agency: USN. Apogee: 30 km (18 mi).

1956 June 29 - . Launch Site: White Sands. LV Family: Deacon. Launch Vehicle: Pogo Hi.

Pogo Hi - . Nation: USA. Agency: USN. Apogee: 20 km (12 mi).

1956 July 1 - . Launch Site: Bikini. Launch Platform: DD-790. LV Family: Loki. Launch Vehicle: Loki Dart.

Aeronomy mission - . Nation: USA. Agency: USN. Apogee: 30 km (18 mi).

1956 July 1 - . Launch Site: Bikini. Launch Vehicle: Asp.

Redwing 2 (to 40) Aeronomy mission - . Nation: USA. Agency: USN. Apogee: 30 km (18 mi).

1956 July 1 - . Launch Site: Bikini. Launch Platform: DD-787. LV Family: Loki. Launch Vehicle: Loki Dart.

Aeronomy mission - . Nation: USA. Agency: USN. Apogee: 30 km (18 mi).

1956 July 6 - . Launch Site: White Sands. LV Family: Deacon. Launch Vehicle: Pogo Hi.

Pogo Hi II - . Nation: USA. Agency: USN. Apogee: 20 km (12 mi).

1956 July 6 - . Launch Site: White Sands. LV Family: Deacon. Launch Vehicle: Pogo Hi.

Pogo Hi II - . Nation: USA. Agency: USN. Apogee: 20 km (12 mi).

1956 July 21 - . Launch Site: Bikini. Launch Vehicle: Asp.

PMR Redwing 41 Aeronomy mission - . Nation: USA. Agency: USN. Apogee: 30 km (18 mi).

1956 July 24 - . Launch Site: Wallops Island. LV Family: Deacon. Launch Vehicle: Nike Cajun.

Hurricane photo Aeronomy mission - . Nation: USA. Agency: USN. Apogee: 112 km (69 mi).

1956 October 18 - . Launch Site: White Sands. LV Family: Deacon. Launch Vehicle: Pogo Hi.

Pogo Hi Loki Wasp - . Nation: USA. Agency: USN. Apogee: 20 km (12 mi).

1956 December 8 - . 06:03 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC18A. Launch Pad: LC18A. LV Family: Viking sounding rocket. Launch Vehicle: Viking Type 9.

Vanguard TV0 test - . Nation: USA. Agency: USN. Apogee: 204 km (126 mi).
First Vanguard test; re-entry studies; not a vertical firing. Launched at 0103 local time. First test rocket in the IGY-U.S. satellite program, a one-stage NRL Viking, attained an altitude of 176 km and a speed of 6,400 kph. Viking No. 13 carried a "minitrack" radio transmitter which was ejected at 80 km and tracked.

1956 December 20 - . Launch Site: White Sands. LV Family: Deacon. Launch Vehicle: Pogo Hi.

Pogo Hi II - . Nation: USA. Agency: USN. Apogee: 20 km (12 mi).

1957 January 11 - . Launch Site: Point Mugu. LV Family: Polaris. Launch Vehicle: Polaris FTV-4.

Nation: USA. Agency: USN. Apogee: 10 km (6 mi).

1957 January 29 - . Launch Site: Point Mugu. LV Family: Polaris. Launch Vehicle: Polaris FTV-4.

Nation: USA. Agency: USN. Apogee: 10 km (6 mi).

1957 February 7 - . Launch Site: Point Mugu. LV Family: Polaris. Launch Vehicle: Polaris FTV-4.

Nation: USA. Agency: USN. Apogee: 10 km (6 mi).

1957 February 14 - . Launch Site: Point Mugu. LV Family: Polaris. Launch Vehicle: Polaris FTV-4.

Nation: USA. Agency: USN. Apogee: 10 km (6 mi).

1957 March 3 - . Launch Site: Point Mugu. LV Family: Polaris. Launch Vehicle: Polaris FTV-4.

Nation: USA. Agency: USN. Apogee: 10 km (6 mi).

1957 April 13 - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC3. LV Family: Sergeant. Launch Vehicle: Polaris FTV-5.

4-204-1A? re-entry vehicle test flight - . Nation: USA. Agency: USN. Apogee: 100 km (60 mi).

1957 May 1 - . 06:29 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC18A. Launch Pad: LC18A. LV Family: Viking sounding rocket. Launch Vehicle: Viking Type 9.

Vanguard TV1 test - . Nation: USA. Agency: USN. Apogee: 195 km (121 mi). Test of Vanguard third-stage separation and firing at altitude.Launched at 0129 local time..

1957 June 27 - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC3. LV Family: Polaris. Launch Vehicle: Polaris FTV-4.

4-204-1B? re-entry vehicle test flight - . Nation: USA. Agency: USN. Apogee: 100 km (60 mi).

1957 July 16 - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC3. LV Family: Polaris. Launch Vehicle: Polaris FTV-4.

Re-entry Vehicle test - . Nation: USA. Agency: USN. Apogee: 100 km (60 mi).

1957 July 19 - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC3. LV Family: Sergeant. Launch Vehicle: Polaris FTV-3.

Re-entry Vehicle test - . Nation: USA. Agency: USN. Apogee: 100 km (60 mi).

1957 August 9 - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC3. LV Family: Sergeant. Launch Vehicle: Polaris FTV-3.

Re-entry Vehicle test - . Nation: USA. Agency: USN. Apogee: 100 km (60 mi).

1957 August 16 - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC3. LV Family: Sergeant. Launch Vehicle: Polaris FTV-5.

Re-entry Vehicle test - . Nation: USA. Agency: USN. Apogee: 100 km (60 mi).

1957 August 27 - . 08:54 GMT - . Launch Site: San Nicolas. LV Family: Deacon. Launch Vehicle: Nike Deacon. FAILURE: Failure.

NRL NN7.43F Solar ultraviolet and x-ray mission - . Nation: USA. Agency: USN. Apogee: 16 km (9 mi).

1957 August 28 - . 13:21 GMT - . Launch Site: San Nicolas. LV Family: Deacon. Launch Vehicle: Nike Deacon.

NRL NN7.44F Solar ultraviolet and x-ray mission - . Nation: USA. Agency: USN. Apogee: 96 km (59 mi).

1957 August 29 - . 14:12 GMT - . Launch Site: San Nicolas. LV Family: Deacon. Launch Vehicle: Nike Deacon.

NRL NN7.45F Solar ultraviolet and x-ray mission - . Nation: USA. Agency: USN. Apogee: 113 km (70 mi).

1957 September 3 - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC3. LV Family: Sergeant. Launch Vehicle: Polaris FTV-1.

Re-entry Vehicle test - . Nation: USA. Agency: USN. Apogee: 100 km (60 mi).

1957 September 12 - . 16:20 GMT - . Launch Site: San Nicolas. LV Family: Deacon. Launch Vehicle: Nike Deacon. FAILURE: Failure.

NRL NN7.46F Solar ultraviolet and x-ray mission - . Nation: USA. Agency: USN. Apogee: 3.00 km (1.80 mi).

1957 September 15 - . 13:27 GMT - . Launch Site: San Nicolas. LV Family: Deacon. Launch Vehicle: Nike Deacon. FAILURE: Failure.

NRL NN7.47F Solar ultraviolet and x-ray mission - . Nation: USA. Agency: USN. Apogee: 0 km (0 mi).

1957 September 18 - . 18:42 GMT - . Launch Site: San Nicolas. LV Family: Deacon. Launch Vehicle: Nike Deacon. FAILURE: Failure.

Solar Ultraviolet/Solar X-ray mission - . Nation: USA. Agency: USN. Apogee: 21 km (13 mi).

1957 September 18 - . 18:54 GMT - . Launch Site: San Nicolas. LV Family: Deacon. Launch Vehicle: Nike Deacon.

Solar Ultraviolet/Solar X-ray mission - . Nation: USA. Agency: USN. Apogee: 77 km (47 mi). Final Nike Deacon flight..

1957 September 26 - . 20:00 GMT - . Launch Site: San Nicolas. LV Family: Asp. Launch Vehicle: Nike Asp. FAILURE: Failure.

Test mission - . Nation: USA. Agency: USN. Apogee: 16 km (9 mi). First Nike Asp flight..

1957 October 23 - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC3. LV Family: Sergeant. Launch Vehicle: Polaris FTV-1.

Re-entry Vehicle test - . Nation: USA. Agency: USN. Apogee: 100 km (60 mi).

1957 October 23 - . 19:22 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC18A. Launch Pad: LC18A. Launch Vehicle: Vanguard.

Vanguard TV2 test - . Nation: USA. Agency: USN. Apogee: 175 km (108 mi). IGY Vanguard prototype (TV-2) with simulated second and third stage successfully met test objectives, by reaching 109-mile altitude and 4,250 mph..

1957 October 24 - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC3. LV Family: Sergeant. Launch Vehicle: Polaris FTV-3.

Re-entry Vehicle test - . Nation: USA. Agency: USN. Apogee: 100 km (60 mi).

1957 November 8 - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC3. LV Family: Sergeant. Launch Vehicle: Polaris FTV-3.

Re-entry Vehicle test - . Nation: USA. Agency: USN. Apogee: 100 km (60 mi).

1957 November 15 - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC3. LV Family: Sergeant. Launch Vehicle: Polaris FTV-1.

Re-entry Vehicle test - . Nation: USA. Agency: USN. Apogee: 100 km (60 mi).

1957 December 6 - . 16:44 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC18A. Launch Pad: LC18A. Launch Vehicle: Vanguard. FAILURE: Vehicle lost thrust and exploded after 2 seconds.. Failed Stage: 1.

Vanguard 1A - . Payload: Vanguard Test Satellite. Mass: 1.00 kg (2.20 lb). Nation: USA. Agency: USN. Program: Vanguard. Class: Technology. Type: Navigation technology satellite. Spacecraft: Vanguard 1. Decay Date: 1957-12-06 . First US orbital attempt. IGY Vanguard (TV-3), the first with three live stages, failed to launch a test satellite..

1957 December 10 - . 18:10 GMT - . Launch Site: San Nicolas. LV Family: Asp. Launch Vehicle: Nike Asp.

Test mission - . Nation: USA. Agency: USN. Apogee: 169 km (105 mi).

1957 December 11 - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC3. LV Family: Sergeant. Launch Vehicle: Polaris FTV-1.

Re-entry Vehicle test - . Nation: USA. Agency: USN. Apogee: 100 km (60 mi).

1958 - . Launch Site: White Sands. LV Family: Deacon. Launch Vehicle: Pogo Hi.

Pogo Hi Type IC7a - . Nation: USA. Agency: USN. Apogee: 21 km (13 mi).

1958 - . Launch Platform: DDG-1. LV Family: Deacon. Launch Vehicle: Pogo Hi.

POGO - . Nation: USA. Agency: USN. Apogee: 10 km (6 mi).

1958 - . Launch Platform: DDG-1. LV Family: Deacon. Launch Vehicle: Pogo Hi.

POGO - . Nation: USA. Agency: USN. Apogee: 10 km (6 mi).

1958 - . Launch Site: White Sands. LV Family: Deacon. Launch Vehicle: Pogo Hi.

Pogo Hi Type IC5a - . Nation: USA. Agency: USN. Apogee: 18 km (11 mi).

1958 January 17 - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC3. LV Family: Sergeant. Launch Vehicle: Polaris FTV-1.

Test mission - . Nation: USA. Agency: USN. Apogee: 500 km (310 mi).

1958 February 5 - . 07:33 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC18A. Launch Pad: LC18A. Launch Vehicle: Vanguard. FAILURE: Control system malfunction - control lost after 57 sec.. Failed Stage: G.

Vanguard 1B - . Payload: Vanguard Test Satellite. Mass: 1.00 kg (2.20 lb). Nation: USA. Agency: USN. Program: Vanguard. Class: Technology. Type: Navigation technology satellite. Spacecraft: Vanguard 1. Decay Date: 1958-02-05 . Apogee: 6.00 km (3.70 mi). Trial firing of IGY Vanguard (TV-3Bu) satellite..

1958 March 17 - . 12:15 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC18A. Launch Pad: LC18A. Launch Vehicle: Vanguard.

Vanguard 1 - . Payload: Vanguard 1C / Vanguard Test Satellite. Mass: 2.00 kg (4.40 lb). Nation: USA. Agency: USN. Program: Vanguard. Class: Technology. Type: Navigation technology satellite. Spacecraft: Vanguard 1. USAF Sat Cat: 5 . COSPAR: 1958-Beta-2. Apogee: 3,868 km (2,403 mi). Perigee: 654 km (406 mi). Inclination: 34.20 deg. Period: 133.20 min. Transmitted pear-shaped earth data. Life expectancy of perhaps a 1,000 years. The satellite had a mass of 1.6 kg and a diameter of 175 cm..

1958 April 18 - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC25A. LV Family: Sergeant. Launch Vehicle: Polaris FTV-1.

Test mission - . Nation: USA. Agency: USN. Apogee: 500 km (310 mi).

1958 April 29 - . 02:53 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC18A. Launch Pad: LC18A. Launch Vehicle: Vanguard. FAILURE: Third Stage failed to ignite.. Failed Stage: 3.

Vanguard 2A - . Payload: X-ray-environmental satellite. Mass: 1.00 kg (2.20 lb). Nation: USA. Agency: USN. Program: Vanguard. Class: Technology. Type: Navigation technology satellite. Spacecraft: Vanguard 1. Decay Date: 1958-04-28 . Apogee: 550 km (340 mi).

1958 May 8 - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC25A. LV Family: Sergeant. Launch Vehicle: Polaris FTV-1.

Test mission - . Nation: USA. Agency: USN. Apogee: 500 km (310 mi).

1958 May 28 - . 03:46 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC18A. Launch Pad: LC18A. Launch Vehicle: Vanguard. FAILURE: Improper third stage trajectory - unknown cause.. Failed Stage: 3.

Vanguard 2B - . Payload: Lyman Alpha satellite. Mass: 10 kg (22 lb). Nation: USA. Agency: USN. Program: Vanguard. Class: Earth. Type: Magnetosphere satellite. Spacecraft: Vanguard 2. Decay Date: 1958-05-27 . Apogee: 3,500 km (2,100 mi).

1958 June 6 - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC25A. LV Family: Sergeant. Launch Vehicle: Polaris FTV-1.

Re-entry Vehicle test - . Nation: USA. Agency: USN. Apogee: 100 km (60 mi).

1958 June 24 - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC25A. LV Family: Sergeant. Launch Vehicle: Polaris FTV-1.

Re-entry Vehicle test - . Nation: USA. Agency: USN. Apogee: 100 km (60 mi).

1958 June 26 - . 05:00 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC18A. Launch Pad: LC18A. Launch Vehicle: Vanguard. FAILURE: Premature second stage cutoff. Unknown cause.. Failed Stage: 2.

Vanguard 2C - . Payload: Lyman Alpha satellite. Mass: 10 kg (22 lb). Nation: USA. Agency: USN. Program: Vanguard. Class: Earth. Type: Magnetosphere satellite. Spacecraft: Vanguard 2. Decay Date: 1958-06-26 . Apogee: 165 km (102 mi).

1958 July 1 - . Launch Site: San Clemente. Launch Platform: AVM1. Launch Vehicle: X-17. FAILURE: Failure.

Argus test - . Nation: USA. Agency: USN. Apogee: 10 km (6 mi).

1958 July 1 - . Launch Site: San Clemente. Launch Platform: AVM1. Launch Vehicle: X-17. FAILURE: Failure.

Argus test - . Nation: USA. Agency: USN. Apogee: 0 km (0 mi).

1958 July 2 - . Launch Site: San Clemente. Launch Platform: AVM1. Launch Vehicle: X-17.

Argus test - . Nation: USA. Agency: USN. Apogee: 560 km (340 mi).

1958 July 4 - . Launch Site: China Lake. Launch Complex: China Lake G-2. Launch Vehicle: Project Pilot. FAILURE: Failure.

Test mission - . Nation: USA. Agency: USN. Apogee: 0 km (0 mi).

1958 July 7 - . 23:18 GMT - . Launch Site: Point Mugu. LV Family: Asp. Launch Vehicle: Nike Asp.

Test / solar ultraviolet mission - . Nation: USA. Agency: USN. Apogee: 200 km (120 mi).

1958 July 8 - . 23:15 GMT - . Launch Site: Point Mugu. LV Family: Asp. Launch Vehicle: Nike Asp.

Test / solar ultraviolet mission - . Nation: USA. Agency: USN. Apogee: 225 km (139 mi).

1958 July 17 - . 17:48 GMT - . Launch Site: Point Mugu. LV Family: Asp. Launch Vehicle: Nike Asp.

Test / solar ultraviolet mission - . Nation: USA. Agency: USN. Apogee: 225 km (139 mi).

1958 July 18 - . Launch Site: China Lake. Launch Complex: China Lake G-2. Launch Vehicle: Project Pilot. FAILURE: Failure.

Test mission - . Nation: USA. Agency: USN. Apogee: 0 km (0 mi).

1958 July 24 - . Launch Site: San Clemente. Launch Platform: AVM1. Launch Vehicle: X-17.

Argus test - . Nation: USA. Agency: USN. Apogee: 672 km (417 mi).

1958 July 25 - . Launch Site: Santa Barbara Channel DZ. Launch Pad: 34.2 N x 120.0 W. Launch Platform: F4D-1 747. Launch Vehicle: Project Pilot. FAILURE: Radio contact lost; possibly reached orbit.. Failed Stage: U.

Pilot 1 - . Payload: Diagnostic Payload 1. Nation: USA. Agency: USN. Class: Technology. Type: Navigation technology satellite. Spacecraft: Pilot satellite. Decay Date: 1958-07-25 . Apogee: 12 km (7 mi). Air dropped in Santa Barbara Channel DZ..

1958 July 25 - . 05:01 GMT - . Launch Site: Point Mugu. LV Family: Asp. Launch Vehicle: Nike Asp.

Test / solar ultraviolet mission - . Nation: USA. Agency: USN. Apogee: 200 km (120 mi).

1958 July 29 - . 05:03 GMT - . Launch Site: Point Mugu. LV Family: Asp. Launch Vehicle: Nike Asp.

Test / solar ultraviolet mission - . Nation: USA. Agency: USN. Apogee: 200 km (120 mi).