This NASA satellite was launched in 1964 and stopped functioning just three years later in 1967. Since then, it had been silently floating in space—until now.

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

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

Though the occurrence of the signal is surprising, it isn't that the dead satellite spontaneously restarted, turning on and resuming its transmissions to astronomers and observatories on Earth ...

NASA satellite emits 'spark' decades after going dormant: Astronomers think they know why Source of the radio waves was tracked to a location that matches that of NASA’s defunct Relay 2 ...

A brief but extremely powerful radio signal thought to have coming from deep space has now been traced to a dead NASA satellite in Earth orbit. Relay 2 was one of a pair of experimental ...