A team of astronomers in Australia searching for radio flashes from distant galaxies has found something a lot closer to home. The defunct communications satellite Relay 2, out of commission since ...

(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 ...

Thanks to MeerKat, this detection was possible. The radio telescope was able to detect the signals from the interstellar object when it was 3.76 degrees away from the Sun, almost seven times the Sun’s ...

In a groundbreaking observation, astronomers have detected the first ever radio signal from the interstellar comet 3I/ATLAS, ...

In July 2025, astronomers reached an exciting milestone in their hunt to understand how planets and life begin. For the first ...