Asteroid Donaldjohanson was the second destination on the NASA mission’s itinerary — and its size and shape were not what scientists expected.

Fresh data from the James Webb Space Telescope provide more evidence for what some consider a biosignature — but debate is ...

The company is developing a commercial replacement for the ISS, currently planned to be retired at the end of the decade.

The photo of a 9.5-light-year-long cloud within the Eagle Nebula celebrates the space telescope’s upcoming 35th birthday.

See the brilliant planet before dawn, low in the eastern sky before dawn and brighter than anything else in the sky, save the Sun and Moon.

The U.S. is in the midst of a second Space Race, and NASA is in a time crunch. How can it keep ambitions for the Moon and ...

The shining Southern Pinwheel Galaxy (M83) in Hydra checks almost every box an amateur astronomer could desire.

Enjoy dark skies for evening observing, then catch a meteor shower and a planetary conjunction in the morning sky this week.

Be careful out there, astronomers: There could be a dark galaxy in our midst. In research published today in Science Advances, researchers from the Chinese National Academy of Sciences discovered ...