Melbourne, Dec 26 (IANS) An international team of astronomers has found a massive supercluster of galaxies that had previously gone undetec...

The newly detected worlds are enormous and have very long orbital periods ranging from nearly two to slightly more than four Earth years.

Astronomers have discovered what they believe to be the oldest stars ever seen, dating from before the Milky Way Galaxy formed, when the un...

A new study of 200,000 galaxies found that the energy generated by the galaxies is half of what it was two billion years ago.

Previously, astronomers thought that when two galaxies smash into each other their gas clouds get churned up and seed the birth of new star...