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

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

Around midday on June 13 last year, my colleagues and I were scanning the skies when we thought we had discovered a strange ...

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

Astronomers in Western Australia detected a powerful radio burst, initially mistaking it for a new astronomical object or a ...

A communications satellite out of commission since 1965 is chirping at the Earth in radio frequencies. What is happening? We ...

In the vast expanse of space, mysterious phenomena often leave even the most seasoned astronomers scratching their heads. One ...

Guided by fast radio bursts, astronomers at the Center for Astrophysics have mapped how ordinary matter is distributed in the ...

Although most of these radio signals emanate from deep space and are not thought to be technological in origin, the burst of ...

Source of the radio waves was tracked to a location that matches that of NASA’s defunct Relay 2 spacecraft, which launched in ...