After an extraordinary seven-month mission aboard the International Space Station, astronaut Sunita Williams faced a startling challenge—she had lost the ability to walk. This unexpected ...

(AP) — A private lunar lander is no longer working after landing sideways in a crater near ... to roam the unexplored terrain ahead of astronauts’ planned arrival later this decade.

ON WEDNESDAY, HE WAS JOINED WITH MEMBERS OF HIS ADVISORY BOARD, INCLUDING ASTRONAUT NICOLE STOTT AND CHARLIE DUKE. DUKE WAS A MODULE PILOT FOR APOLLO 16. HE WAS THE YOUNGEST PERSON TO WALK ON THE ...