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Former astronaut on 'amazing' shuttles
Retired NASA astronaut Leroy Chiao reflects on his time in space spent aboard the shuttle fleet, and his feelings on impending final flight of Atlantis.
NASA sends InSight lander to Mars for first geological survey02:33
NASA launches InSight lander for a mission to Mars00:35
Jeff Bezos vs. Elon Musk: The race for space tourism heats up03:28
Space tourism could be possible in near future01:31
Meet Icarus, the most distant star ever seen01:51
Netflix documentary will tell story of ‘Mercury 13’01:31