It's possibly as big as Manhattan, likely older than our own solar system and it's traveling through space at speeds of up to 153,000 miles per hour. It's also only the third confirmed interstellar ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Since the 1990s, scientists have discovered approximately 6,100 planets outside our solar system, called exoplanets.

This summer, scientists spotted an incredibly rare visitor to Earth’s solar system—a comet, now known as 3I/ATLAS, that entered our solar system from the galaxy beyond and is zipping past the sun at a ...

A remarkable object is rocketing through our solar system. It's a comet known as 3I/ATLAS. NASA caught a sharp image of it, which is striking because astronomer David Jewitt says that's like glimpsing ...

"Proceedings of the NATO Advanced Study Institute on Planets Outside the Solar System: Theory and Observations, Cargèse, Corsica, France, May 5-15, 1998"--T.p. verso. "Published in cooperation with ...