As spacecraft, like the Apollo Command Module depicted in this artist's concept, enter the atmosphere, a plasma sheath engulfs them that can cut off communication signals with the ground. Disclaimer: ...
Command module pilot Michael Collins took this iconic Apollo 11 photo 55 years ago today, after his historic trip around the far side of the moon made him "the world's loneliest man". When you ...
A small team (Appendix 1) was chartered by NASA to make a top-level assessment of the viability of using the Apollo Command and Service Modules the basis for a Crew Return Vehicle, and potentially for ...
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