Helios LV
Launch vehicle · USA
Original archive entry. The text, images and links below are kept as they were written.

Helios Launch Vehicle
Credit: © Mark Wade
American nuclear-powered orbital launch vehicle. 1959 study by Krafft Ehricke of a vehicle where the booster stage contains liquid oxygen tanks only and takes the nuclear second stage to the stratosphere. The nuclear sustainer then takes the payload to orbit or escape trajectory.
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