The Cartwheel lies about 500 million light-years away in Sculptor. Its wagon-wheel shape formed after a violent collision ...

The American Apophis Strategy is simple, powerful, and cost-effective: keep OSIRIS-APEX on track and unleash Janus through a public-private partnership. This would put the U.S. in the lead — not just ...

Science is irrefutable. It is a field in which one must go with surgical precision and to achieve a minimum advance is already a synonym of success. Depending on the field in which ...

In scientific terms, it is normal for some predictions to fail. Not so much in the how, but in the when. A few years ago, some astronomical experts predicted that an asteroid would ...

Stargazers can tune in to the Virtual Telescope Project's YouTube stream beginning at 11 p.m. EDT on Sept. 17 (3:00 GMT Sept.

See asteroid Dimorphous, pre- and post-impact, in this time-lapse of Hubble Space Telescope imagery. The space rock was ...

When engineers at a control center in Turin, Italy, sent a faint radio signal into space, they set off a world-first ...

On July 1, the Asteroid Terrestrial-impact Last Alert System (ATLAS) detected what was first believed to be an asteroid. As ...

I/ATLAS is a fast, ancient interstellar object. Its odd features fuel both scientific study and speculation. On July 1, astronomers detected a strange, fast-moving object racing toward the Sun. Named ...

NASA's Double Asteroid Redirection Test (DART) impacted the 'moonlet' Dimorphos in the Didymos asteroid system on Sept. 26, ...

While it may appear as just another spiral galaxy among billions in the universe, this image from the NASA/ESA Hubble Space Telescope reveals a galaxy with plenty to study. The galaxy, NGC 7456, is ...

A telescope in Chile recently glimpsed 3I/ATLAS' glowing tail, which observations reveal has grown as the interstellar object cruises toward the sun.