Astronomers have been given the rare opportunity to study an extrasolar object after the recent discovery of the interstellar ...

However, new research has shown this potentially "water ice-rich" visitor could be even more extraordinary than initially ...

Astronomers have traced a mysterious blast of X-rays to a star that, like a cosmic action hero, just refused to die.

Observations from NASA’s Juno spacecraft reveal that Jupiter’s strong magnetic field and the unique properties of its plasma ...

When white dwarfs—the hot remnants of stars like our sun—are orbited closely by another star, they sometimes steal mass away ...

Names are a strange thing in astronomy. Sometimes scientists come up with grandiose, simple name, like the Extremely Large ...

The ATLAS (short for Asteroid Terrestrial-impact Last Alert System) is a NASA-funded program developed by the University of ...

Formed around a distant star elsewhere in the Milky Way, it is an interstellar wanderer, not a merely interplanetary one.

Newfound interstellar object 3I/ATLAS may be carrying pristine material from early in the Milky Way’s star-forming history.

A team led by the Italian National Institute for Astrophysics discovered the most distant known fossil galaxy — a relic of ...

Stars often die with a final burst of beauty. For the first time, astronomers have captured visual proof that a star can ...

Only a few dozen of these short-lived binaries exist in the galaxy at a time, making the serendipitous find extremely ...