A small asteroid moved toward Earth before burning out above far northeastern Russia. NBC News' Gadi Schwartz speaks to NASA ...

WATCH LIVE: NASA’s altered mission to get its stranded astronauts home launches The spacecraft will fly with two crew members and two empty seats, so that the NASA astronauts who rode Boeing's ...

NASA flight engineers Butch Wilmore and Suni Williams speak about their delayed return to Earth after their planned 8-day mission was extended by several months.

The stadium-sized asteroid 2020 XR is due to make its closest approach to Earth on record early on Dec. 4, and the encounter ...

A lava stream from a volcanic eruption in West Iceland is brighter than the lights of the city's nearby capital, new infrared ...