A NASA satellite that’s been orbiting as space junk since 1967, Relay 2, emitted an unexpected, powerful radio burst that astronomers initially struggled to explain.

A NASA satellite that’s been orbiting as space junk since 1967, Relay 2, emitted an unexpected, powerful radio burst that astronomers initially struggled to explain.

The powerful signal, FRB 20250316A, was first spotted in March by the Canadian Hydrogen Intensity Mapping Experiment, or CHIME, a radio telescope in British Columbia. The burst lasted less than ...

So, has the long-dead satellite has suddenly sprung back to life after nearly 6 decades? Astronomers say that's unlikely. The team of astronomers discovered the strange signal while hunting for ...

A satellite that had been dead for decades suddenly blasted out a powerful radio pulse that briefly outshone every other object in the sky.

A mysterious and powerful blast of radio waves detected last year, suspected to originate far beyond the Milky Way came from a long-dead NASA spacecraft in Earth's orbit.

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 ...

(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 ...