Scientists suspect that a rapidly spinning, highly magnetic neutron star, or "pulsar," dwells at the heart of the Milky Way.
How big would a telescope need to be to see Earth’s dinosaurs from 66 million light-years away? Think big—and then think ...
Planet K2-18b, an apparent water world 124 light years away, has been seen as a promising location in the search for aliens, ...
An unusual tidal disruption event spotted by astronomers may be the result of an elusive intermediate mass black hole ripping apart a star.