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

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

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

Astronomers studying a distant galaxy cluster stumbled upon ancient radio signals that might hold clues to the formation of ...

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

The scientists who precisely measure the position of Earth are in a bit of trouble. Their measurements are essential for the ...

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

The icy giant is more than 10 times the size of any known comet, according to the National Radio Astronomy Observatory.

A newly discovered radio halo, 10 billion light-years away, reveals that galaxy clusters in the early universe were already ...

In a stellar nursery 460 light-years away, astronomers sharpened old ALMA data and spotted crisp rings and spirals swirling ...