While April 12 marked the 65th anniversary of the first person to reach space, the record for longest time spent in space ...

NASA will provide live coverage as two American astronauts are due to spend hours Wednesday, March 18, on a spacewalk outside ...

NASA’s Mike Fincke has publicly identified himself as the astronaut who had a concerning “medical event” that led to an early exit from the International Space Station.

As the Artemis II crew plunged back toward Earth on Friday night, they had an audience 250 miles above them. Astronaut Chris ...

The individual who fell ill, NASA's Mike Fincke, says the medical team is almost certain that the issue was related to being ...

The astronaut who prompted NASA's first medical evacuation earlier this year says doctors still don't know why he suddenly fell sick at the International Space Station.

Two NASA astronauts will conduct a long-delayed spacewalk today (March 18), and you can watch the action live. NASA ...

NASA astronaut Mike Fincke speaks with NBC News' Tom Costello about his health issues that prompted the first-ever medical ...

In a live lesson 250 miles above Earth, a NASA astronaut spoke virtually to students at his former high school in South ...

The four crew members of NASA's Artemis II moon mission returned to Earth Friday evening, splashing down safely in the ...

NASA astronaut Mike Fincke prompted the first medical evacuation earlier this year from the International Space Station. He’s doing fine today and sharing details of what happened.

NASA's Artemis II crew is 46,000 miles high, 184 times higher than the ISS, on a 10-day trip around the moon.