WATCH: NASA's Rolling Out Its Moon-Bound Megarocket For The First Time Right Now

Happy Days: NASA And SpaceX Exploring The Possibility of Extending Hubble's LifespanThese Are The Most Distant Star Clusters Ever Seen, And We Nearly Missed Them

Glass Beads Reveal That Lunar Impacts Echo a History of Catastrophes Here on EarthAlec Baldwin announces settlement with "Rust" shooting victim Halyna Hutchins' family; filming to resumeStunning New Pics Capture The Incredible Moment a Spacecraft Struck an Asteroid

Shimmering 'Lakes' Under The South Pole of Mars Might Be Something Else EntirelyBehold, The Epic Last Images Taken by NASA's Asteroid Redirection Test Spacecraft

A NASA Spacecraft Is About to Collide With an Asteroid. Watch Live Here

Look Up! Jupiter Will Come The Closest to Earth in 59 Years This MondayDeadly storm slams northern Texas town of Matador, leaves trail of destruction

PGA Tour officials to testify before Senate subcommitteeRobert Ballard found the Titanic wreckage in 1985. Here's how he discovered it and what has happened to its artifacts since.

Sample from Bryan Kohberger matches DNA found at Idaho crime scene, court documents sayA Delaware city is set to give corporations the right to vote in elections