Dead NASA satellite unexpectedly emits powerful radio pulse

Astronomers are puzzled by a strong burst of radio waves traced back to a NASA satellite that had been inactive since the 1960s

​Astronomers are puzzled by a strong burst of radio waves traced back to a NASA satellite that had been inactive since the 1960s Astronomers are puzzled by a strong burst of radio waves traced back to a NASA satellite that had been inactive since the 1960s