Captured just days after its discovery, the images offer the clearest view yet of this rare visitor from beyond our solar system.

The double star system is called HD 135344 AB and it's about 440 light-years away from Earth. A and B are both young stars, ...

A pair of stars orbiting one another has been found near the supermassive black hole Sagittarius A* using the European ...

The comet was identified as interstellar due to its highly eccentric hyperbolic orbit, which is unlike the elliptical orbits of native Solar System objects.

As 3I/ATLAS approaches the sun, astronomers expect its frozen ices to sublimate, releasing gas and forming a glowing coma and ...

AN INTERSTELLAR space rock zooming through our solar system may be the oldest comet ever seen by humans, according to ...

A mystery interstellar object spotted last week by astronomers could be the oldest comet ever seen, according to scientists.

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

A week and a half after its discovery, there are clues about the origin and age of the interstellar comet 3I/ATLAS – and ...

A mystery interstellar object discovered last week is likely to be the oldest comet ever seen – possibly predating our solar system by more than three billion years, researchers say. The "water ...

Will Murray and Jack Croft, the duo behind Michelin Guide hotspots Fallow, FOWL and Roe, stepped up to the plate as new research revealed 65% of Brits eat lunch at their desks - and just 13% take a ...

A mystery interstellar object discovered last week is likely to be the oldest comet ever seen—possibly predating our solar ...