OTD…Jan. 22 and STS-42

#OTD in 1995, Endeavour launched on the ASTRO-2 astronomy mission:

Mankind’s first landing on the Moon and stepping foot on the lunar surface occurred today in 1969 by Apollo 11 astronauts Neil Armstrong and Buzz Aldrin.

Neil Armstrong, Buzz Aldrin and Michael Collins launched today in 1969 aboard Apollo 11 for one of the defining moments of the 20th century — man’s first landing on the moon.