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Encyclopedia Astronautica Index: 3

3 Crew Lifeboat - American manned rescue spacecraft. Study 1959. Three crew bailout lifeboat separable, not re-entry capable, short duration. Mass per crew 239 kg. Status: Study 1959. Gross mass: 716 kg (1,578 lb).
3 Crew Lifeboat Long Term - American manned rescue spacecraft. Study 1959. Three crew lifeboat capsule, separable, not re-entry capable, long duration. For use on Mars/Venus expedition. Mass per crew 511 kg. Status: Study 1959. Gross mass: 1,533 kg (3,379 lb).
3 Crew Lifting Re-Entry Concept - American manned rescue spacecraft. Study 1960. Three crew lifting re-entry capsule. Orbital escape - no abort capability. Mass per crew 434 kg. Status: Study 1960. Gross mass: 1,303 kg (2,872 lb).
3 stage vehicle consisting of 1 x TX-500 + 1 x TX-454 + 1 x TX-239 - Alternate designation for Spartan ABM.
3.0KS4000 - Alternate designation for Hopi 3.0KS4000 Solid rocket engine.
3.5-Inch Rockets - American Air-Launched 3.5-Inch Rockets.
30% Beryllium+Pentaborane in 70% Hydrazine - High performance fuel developed in Russia. Never flown due to toxicity. The concept of using beryllium and pentaborane in fuels for both rockets and advanced aircraft was popular in the early 1960's (so-called 'zip' fuels, as intended for the American B-70 bomber, for example). However while performance was improved by as much as 50%, the engine exhaust was toxic. No such engines ever reached production.
30.1-KS-5,500 - Alternate designation for Altair 3B Solid rocket engine.
30.5 inch Rocket MK 1 - Alternate name of BOAR 30.5-inch Rocket MK 1.
300 inch solid - Notional solid rocket engine. Study 1963. Operational date would have been April 1973 Used on Nova MM 14A launch vehicle. Solid propellant rocket stage. Operational date would have been April 1973. Nova MM 14A first stage. Status: Study 1963. Thrust: 63,595.00 kN (14,296,724 lbf). More at: Solid
300LR-200 - Aerojet Nitric acid/Amine rocket engine. Development begun January 1943. Planned successor to XCALT-6000, developed under 'Project X' for the Northrop XP-79 Flying Wing rocket fighter. First flight 1945. Date: January 1943. Thrust: 882 N (198 lbf). More at: Nitric acid/Amine
30AL-1000 - Aerojet Nitric acid/Amine rocket engine. Development begun March 1947. Boeing surface-to-air missile, which would evolve into Bomarc and reach IOC in 1959. First Launch: March 1947. Thrust: 4.41 kN (991 lbf). More at: Nitric acid/Amine
30-KS-8000 - Manufacturer's designation of Alcor Solid rocket engine.
316GK - Alternate name for Mir-Shuttle Docking Module.
316GK SM - Manufacturer's designation for Mir-Shuttle Docking Module manned space station.
31KS - Manufacturer's designation for Nauka earth magnetosphere satellite.
32.02-KS-38 - Alternate designation for Star 5A Solid rocket engine.
325 in solid - Notional solid rocket engine. Study 1963. Recoverable motors; separation at 1,972 m/s at 53,000 m altitude; splashdown using retrorockets under 3 61 m diameter parachutes 610 km downrange. Solid propellant rocket stage. Massed estimated based on tank volumes, total thrust, and first stage burnout conditions. Recoverable stage; separation at 1,972 m/s at 53,000 m altitude; splashdown using retrorockets under 3 61 m diameter parachutes 610 km downrange. Status: Study 1963. Thrust: 69,047.00 kN (15,522,383 lbf). More at: Solid
32B - Russian surface-to-air missile. Alternate missile developed for the S-25 system. Technically superior but not put into production, it led to the S-75 and later Soviet surface-to-air missiles.
34.35-KS-6,010 - Alternate designation for Star 27 Solid rocket engine.
346 rocketplane - Russian manned rocketplane. 4 flights from 1946. Post-war Soviet version of the German supersonic DFS 8-346 rocket reconnaissance aircraft. Abandoned in 1951 after the prototype crashed. Status: Cancelled 1951. Gross mass: 5,230 kg (11,530 lb). Unfuelled mass: 3,330 kg (7,340 lb).
34KS - Alternate name of Foton-M 1, 2, 3 (34KS).
34KSM - Alternate name of Foton-M 4, 5 (34KSM).
35AL - Aerojet Nitric acid/Amine rocket engine series developed 1942-1945 for Northrop XP-79 flying wing rocket fighter.
36KS - Manufacturer's designation for Efir earth magnetosphere satellite.
37K - Russian manned space station module family.
37KB - Russian manned space station module. Carried in the payload bay of the Buran space shuttle. They could remain attached to the bay or (modified to the 37KBI configuration) be docked to the Mir-2 station. Status: Operational 1988. First Launch: 1988-11-15. Last Launch: 1988-11-15. Number: 1 . Gross mass: 7,150 kg (15,760 lb).
37KE - Alternate name for Kvant.
37K-Mir - Russian manned space station. Cancelled 1983. The basic 37K design consisted of a 4.2 m diameter pressurized cylinder with a docking port at the forward end. It was not equipped with its own propulsion system. Status: Cancelled 1983. Gross mass: 20,000 kg (44,000 lb). Payload: 5,000 kg (11,000 lb). More at: N2O4/UDMH
37KS - Russian manned space station module. Cancelled 1983. Would have been launched by Proton and delivered and docked to the Mir station by a new lighter weight FGO tug. Status: Cancelled 1983. Gross mass: 20,000 kg (44,000 lb). Payload: 3,000 kg (6,600 lb).
38ALDW-1500 - Aerojet Nitric acid/Amine rocket engine. Development begun July 1943. Regeneratively cooled. Also a few 45ALDW-1500 were built. Droppable version. First flight 1945. Date: July 1943. Thrust: 6.66 kN (1,497 lbf). More at: Nitric acid/Amine
394A1 - Alternate name for Vandenberg LF02.
394A2 - Alternate name for Vandenberg LF03.
394A3 - Alternate name for Vandenberg LF04.
394A4 - Alternate name for Vandenberg LF05.
394A5 - Alternate name for Vandenberg LF06.
394A6 - Alternate name for Vandenberg LF07.
394A7 - Alternate name for Vandenberg LF08.
3Cat 1 - Technology satellite built by Universidad Politécnica de Cataluña (UPC)) for Universidad Politécnica de Cataluña (UPC), Spain. Used the CubeSat (1U) bus. Gross mass: 1.00 kg (2.20 lb).
3Cat 2 - Technology satellite for Universidad Politécnica de Cataluña (UPC), Spain. Launched 2016. Used the CubeSat (6U) bus. First Launch: 2016-08-15. Last Launch: 2016-08-15. Number: 1 . Gross mass: 7.00 kg (15.40 lb).
3CSat - American technology satellite. The Three-Corner Sat mission was to obtain stereo images of clouds and test artificial intelligence software. Technology satellite built by Arizona State University (ASU) (#Sparky), University of Colorado at Boulder (CU) (#Ralphie), New Mexico State University (NMSU) (#Petey) for Arizona State University (ASU), University of Colorado at Boulder (CU), New Mexico State University (NMSU), USA. Launched 2004.Launched 2004. Status: Operational 2004. First Launch: 2004-12-21. Last Launch: 2004-12-21. Number: 2 . Gross mass: 16 kg (35 lb).
3D65 - Government designation of RD-866 N2O4-UDMH rocket engine.
3-Diamonds 1, 2, 3 - Communications satellite built by GOMSpace for Sky and Space Global, U.K., Israel, Australia. Launched 2017. Used the CubeSat (3U) bus. First Launch: 2017-05-25. Last Launch: 2017-05-25. Number: 3 . Gross mass: 6.00 kg (13.20 lb).
3-DS-47000 - Hercules solid rocket engine. X-17 HTV first stage. Status: Retired 1955. Gross mass: 700 kg (1,540 lb). Thrust: 209.00 kN (46,985 lbf). More at: Solid
3KA - Manufacturer's designation for Vostok manned spacecraft.
3KD - Manufacturer's designation for Voskhod manned spacecraft.
3KV - Alternate designation for Voskhod manned spacecraft.
3KZh - Manufacturer's designation for Vostok-Zh manned spacecraft.
3M17 - Article number for R-31.
3M20 - Russian submarine-launched ballistic missile. First flight 1979. Four unsuccessful tests in 1980, two successful in 1981. Development completed 1983. SLBM on Typhoon subs. Gross mass: 81,000 kg (178,000 lb). Payload: 2,270 kg (5,000 lb).
3M30 - Article number for Bulava.
3M37 - Article number for R-29RM.
3M40 - Article number for R-29R.
3M41 - Article number for S-300F.
3M54 - Russian anti-ship missile. New ship- and aircraft-launched antiship cruise missile. Status: Operational 2001. Gross mass: 2,500 kg (5,500 lb).
3M65 - Article number for R-29RL.
3M65 - Article number for R-39.
3M65 - First flight 1983. As of March 1986 only Russian SLBM in production. Gross mass: 90,000 kg (198,000 lb). Payload: 2,270 kg (5,000 lb).
3M65M - Article number for R-39M.
3M9 - Article number for Kub.
3M91 - Article number for R-39UTTKh.
3M91 - Article number for R-39M.
3M9M / 9M9 - Article number for Kub.
3MV - Alternate designation for Venera 3MV-1.
3MV - Family of spacecraft.
3MV-1 - Manufacturer's designation for Venera 3MV-1 Venus probe.
3MV-1A - Manufacturer's designation for Venera 3MV-1A Venus probe.
3MV-3 - Manufacturer's designation for Venera 3MV-3 Venus probe.
3MV-4 - Manufacturer's designation for Venera 3MV-4 Venus probe.
3MV-4A - Manufacturer's designation for Mars 3MV-4A mars flyby probe.
3R1 - Article number for Mars tactical rocket.
3R10 - Russian tactical ballistic rocket. Gross mass: 2,249 kg (4,958 lb). Payload: 450 kg (990 lb).
3R2 - Article number for Filin.
3R65 - Article number for 3M20.
3R9 - Article number for Frog 5.
3R9 - Russian tactical ballistic rocket. Gross mass: 1,999 kg (4,407 lb). Payload: 250 kg (550 lb).
3V - Alternate designation for Venera 3V (V-70).
3V (V-70) - Manufacturer's designation for Venera 3V (V-70) Venus probe.
3V (V-72) - Manufacturer's designation for Venera 3V (V-72) Venus probe.
3xBaby Sergeant - Alternate name for Juno II-3.

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