Astronomers have discovered that the magnetar SGR 0501+4516 is speeding through our galaxy at more than 110,000 mph. This ...

Astronomers have observed a twinkling star and discovered an abundance of mysterious plasma structures in our cosmic ...

This advertisement has not loaded yet, but your article continues below. NAPLES, Fla. — Andre Agassi collected two of his eight Grand Slam tennis titles at the U.S. Open and now he’ll be ...