A new study suggests black holes may flip into white holes, acting as cosmic portals that recycle matter and time, reshaping ...

Saturn was already the reigning champion in the moon department. Now, with 274, Saturn has more moons than all the other ...

The Antennae Galaxies are filled with black holes and neutron stars, speeding up the process of star formation and change. Saturn's rings, first observed by Galileo 400 years ago, have since become ...