On Jan. 22, 1968, NASA launched Apollo 5, marking the first time the Apollo Lunar Module flew in space and a critical step toward landing astronauts on the Moon.

All but one of the Apollo program’s used lunar modules either crashed into the Moon’s surface or burned up in Earth’s atmosphere. Apollo 10’s lunar module, Snoopy, is still out there, drifting ...

[Mike Stewart] powers up a thrust meter from an Apollo lunar module. This bit of kit passed inspection on September 25, 1969. Fortunately [Mike] was able to dig up some old documentation which ...

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