Astronomers are tracking a newly spotted comet hailing from parts unknown, only the third time such an interstellar object ...

NASA said the comet will make its closest approach to the sun in late October, scooting between the orbits of Mars and Earth ...

The first interstellar object spotted in our Solar System was the cigar-shaped ‘Oumuamua, discovered in 2017 by the ...

Though 3I/ATLAS will never come close to Earth, its passage offers a rare chance to study material beyond our solar system with ground-based and orbital telescopes, before it accelerates back into ...

In the predawn hours of July 1, 2025, a faint streak of light caught the attention of astronomers peering through data from a ...

These things take millions of years to go from one stellar neighborhood to another, so this thing has likely been traveling ...

NASA has discovered a new interstellar comet that's currently located about 420 million miles away from Earth. The space ...