The astronomical community is abuzz over a newly discovered "interstellar object," only the third of its kind ever seen, ...

I/ATLAS isn't just fascinating because it is the third interstellar visitor found in the solar system; new research suggests ...

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

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

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

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

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

The interstellar comet 3I/Atlas is the fastest and largest of its kind, giving astronomers a rare glimpse into extrasolar ...

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

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

The Space Research Institute of the Russian Academy of Sciences and the Institute of Solar Physics have captured footage showing intense solar flare activity, coinciding with heat waves sweeping ...

New research is shedding light on what researchers call "lite" intermediate-mass black holes, which are smaller, but still ...