For the first time since Pluto was demoted, the idea of a true ninth planet is edging from speculation toward something ...

Sedna is drifting into a part of its path where human technology can finally contemplate catching up, and that window will ...

King Charles will experience some "personal struggles" that the public will become aware of in September 2026, celebrity ...

Early Mars seems to have had a protective atmosphere and liquid water in the form of oceans, rivers, and lakes. It may also ...

Professional astrologer Steph Koyfman reads your monthly horoscope—and spells out how it may shape your travels.

At the end of their lives, most satellites fall to their death. Many of the smaller ones, including most of those going up as ...