Astronomers Find Mysterious, Slowly Pulsing Star

An unidentified source has been beaming out a pulse of radio waves every 22 minutes since 1988, astronomers say.

Most distant quasar with powerful radio jets discovered

Astronomers have discovered the most distant source of radio emission known to date - the quasar, nicknamed P172+18. It is so distant that light from it has travelled for about 13 billion years to reach us.