For decades, Europa has been the optimistic counterpoint to a lonely solar system, a small icy world that seemed to tick ...

Space is full of weird but wonderful things, from unusual rocks on Mars that don’t actually belong there to hidden structures ...

The Hubble Space Telescope's newest images of 3I/ATLAS confirm the presence of its sunward anti-tail, contrary to the usual ...

In observations conducted between April 5 and April 10, 2017, the team looked at the relativistic jet produced by OJ 287, a ...

New scientific findings revive debate over possible alien life on the Moon, examining unexplained data, past missions, and ...

Scientists used the 100-metre Green Bank Telescope to look for alien signals but detected no radio signals from 3I/ATLAS.