They were once the only exo-planets we knew of. Turns out, they’re extremely rare - ZME Science

A new study sheds light on the planets around cosmic lighthouses.

Thirty years ago, researchers discovered the first ever exoplanets — planets outside our solar system. The planets were orbiting a pulsar, a type of neutron star, one of the most extreme objects in t… [+4093 chars]

full article...