Astronomers have spotted the brightest fast radio burst yet coming from a nearby galaxy. Observations of this phenomenon, a powerful flash of radio waves that lasts only about a millisecond, could ...

(CNN) — The phases of Venus, the Aurora Australis and the International Space Station transiting the Sun all feature as category winners in the Astronomy Photographer of the Year competition. Ryan ...

(CNN) — Astronomers in Australia picked up a strange radio signal in June 2024 — one near our planet and so powerful that, for a moment, it outshined everything else in the sky. The ensuing search for ...