The two galaxies shown here, NGC 6278 and PGC 039620, are representative of the more than 1,600 galaxies analyzed in a new study. Both galaxies are ...

Interstellar comet 3I/ATLAS is reshaping scientists' understanding of how life-forming chemistry may arise beyond the Solar ...

Located 446 light-years from Earth, this planet, dubbed 'HD 143811 b', orbits a 'binary system' where two stars swirl around ...

New images from the Hubble Space Telescope and ESA’s JUICE spacecraft show interstellar comet 3I/ATLAS as it moves through the inner solar system, offering new details about its path, activity, and un ...

MUSE survey, an international team of astronomers has inspected a nuclear star cluster of the nearby large spiral galaxy ...

Harvard astrophysicist Avi Loeb says 3I/ATLAS may “contain something else,” noting its anti-tail flips without reacting to solar radiation ...

Harvard's Avi Loeb accuses scientists of rejecting his theory that the interstellar visitor 3I/ATLAS is technological, citing ...

The Hubble Space Telescope has turned its sharp eye toward a ghostly swirl of stars and gas known as the "Lost Galaxy," given ...

The cometary cameraman was not the only one to snap the celestial snowball of late. On November 30, NASA’s Hubble Space ...

Discovered on July 1 by the NASA-funded ATLAS telescope in Chile, 3I/ATLAS is only the third confirmed visitor from another ...

New measurements using gravitational lensing suggest the universe’s current expansion rate does not agree with signals from the early cosmos.

A sudden black hole flare unleashed stunning, near light speed winds that echo the Sun’s most powerful eruptions.