Former NASA astronaut José Hernández said Monday that travel to Mars is “a good 15 years away.” “As I’ve always said … space ...

President Donald Trump has pledged to unveil 80,000 pages of classified documents related to the assassination of former ...

"It has been an honor to enable science and technology experiments that support future missions to the moon, Mars and beyond.

Butch Wilmore, Suni Williams and their two crewmates will depart the International Space Station at 1:05 a.m. ET on Tuesday ...