Southern California residents who were looking up at the skies early Friday were treated to a dazzling display as SpaceX launched 23 satellites into orbit aboard a Falcon 9 rocket. AIR7 captured an up ...

What if Earth had rings like Saturn? This fascinating thought experiment explores how massive planetary rings would change ...

Claims of a "rare planetary alignment" are misleading; it's just visible planets. A true "golden conjunction" occurs on Sept.