Spacecraft that could fuel up in orbit would be less weighed down at liftoff and fly deeper into space; making those refills happen is a big challenge ...

The Indian Space Research Organisation (ISRO), once a modest initiative launched from a church in a fishing village in Thumba ...

The Earth and moon are within view of NASA's Artemis 1 Orion spacecraft. The Earth is over 260,000 miles away (418,000 km) in ...

No great endeavor ever undertaken since the beginning of civilization has not had people saying it can’t or shouldn’t be done ...

NASA’s Artemis campaign is a bold series of missions to take humans back to the moon... and those astronauts will get there ...

Delaying Mars Sample Return will make the human exploration of Mars significantly more expensive and dangerous — and for the ...

The new AI tool could help astronauts diagnose and treat medical issues when far from Earth and beyond the reach of doctors.

So let's see what's happening with the moon tonight, Aug. 17. As of Sunday, Aug. 17, the moon phase is Waning Crescent, and ...

Grab your telescope and aim it at Saturn in the early morning hours of Aug. 19 to see Titan's colossal shadow sweep across ...

NASA is seeking feedback from the space industry for a fission surface power system that can generate 100 kilowatts of ...