The Cavs are rolling thanks in large part to Garland's play, but the East — and Cleveland's — backcourt is a crowded one.

After a close look with a powerful radio telescope, astronomers are still puzzled by a pair of objects with strange ...

While neutron stars typically rotate in milliseconds or seconds, ASKAP J1839-075 takes an astonishing 6.45 hours to complete ...

A massive white dwarf and a sun-like "blue lurker" star tell a remarkable story of what was once a triple-star system in the ...

Strange x-ray pulses hint at a surprisingly long-lived white dwarf orbiting precariously close to a supermassive black hole ...