Radio telescopes saw a strange burst of unknown energy in June 2024. Now we know it was from Relay 2, an early ...

Satellites that retire are deorbited into a graveyard orbit within 25 years of their missions ending. This is the case with ...

In September 2023, a global seismic mystery began to unfold. Every 90 seconds, the Earth pulsed with a strange, low-frequency ...

A relic from the dawn of the space age has suddenly—and unexpectedly—sprung back to life, catching the global scientific ...

A powerful and mysterious blast of radio waves that astronomers believed was a fast radio burst (FRB) from far beyond the ...

Astronomers have finally solved a year-long mystery that had them baffled after discovering a mysterious signal. Australian ...

Astronomers have finally deciphered the mystery of a peculiar bright burst in space, initially spotted using a large radio ...

Astronomers in Australia picked up a strange radio signal in June 2024 — one near our planet and so powerful that, for a ...

As to why Relay-2 suddenly emitted this signal, that’s a mystery. The scientists behind the detection believe that the satellite may have built up electricity over the years and then suddenly ...

This ought to cause a wave of panic. Back in 2023, scientists were perplexed by a mysterious seismic signal that shook the world every 90 seconds for nine days. Now, two years later, satellite ...

For a year, researchers tracked a brief but exceptionally powerful radio signal that came from space and outshone every other cosmic source in the sky.