British scientist Stephen Hawking was publicly adverse to sending messages into space to attract aliens, with comments ...

A leading expert at the University of Oxford has dismissed the wild claims of an interstellar probe arriving on Earth, and ...

Harvard astrophysicist Avi Loeb has cowritten a research paper speculating whether the comet 3I/ATLAS is in fact "hostile" ...

A new telescope built to track fast-moving space objects in Chile has caught a comet from beyond the solar system across the sky. The Rubin Observatory captured the rare comet known as 31/Atlas, 10 ...

A new telescope, built to track fast-moving objects in space, has caught an interstellar comet from beyond the solar system, ...