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 ...

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

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

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

Bright flashes of enigmatic radio waves have helped illuminate some of the missing matter in the universe, astronomers say in ...

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

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

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

After taking a closer look, however, the team realized that the only viable source for the burst was NASA’s dead Relay 2, a ...

A team of astronomers and astrophysicists affiliated with several institutions in Australia has found that a mysterious fast ...

Much of the universe's regular "baryonic" matter is spread through intergalactic space and in diffuse halos around galaxies, ...