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

The planets offer exciting views in April. Jupiter is a brilliant object in the evening sky, although the observing window narrows as the Sun sets later each day. Mars is past its best, but ...

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

Catch two transits of Io, spot sparkling star clusters, and view Mars at aphelion while the April Full Moon lights the sky ...

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

These icy bodies contain organic molecules — and don’t fall into any known category of celestial object we’ve seen before.

JADES-GS-z13-1-LA is a young galaxy shining just 330 million years after the Big Bang, signaling it's part of a process called reionization.

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 ...

Skyrocketing tariffs on China are rippling through the astronomy industry. If they hold, some fear deeper wounds to the ...

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 company’s New Shepard rocket launched celebrities and four others to the edge of space and back on April 14, 2025.

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