Most spiral galaxies like the Milky Way have a supermassive black hole at the center. But this spiral galaxy, named RX J1140.1+0307, is centered on a black hole with one of the lowest masses ever found in a galactic core.
The U.S. Air Force's SBIRS Geo-3 missile-detection satellite is scheduled to launch atop a United Launch Alliance Atlas V rocket on Jan. 20, 2017. See photos of the satellite and its liftoff here.
Eugene Cernan, commander of NASA's Apollo 17 lunar landing mission and the last man to walk on the moon, died Monday, Jan. 16, 2017. He was 82. See photos from Cernan's space missions and life in our gallery in memoriam.
On Jan. 14, 2017, SpaceX launched 10 satellites for the company Iridium, and also landed the first stage of its Falcon 9 rocket on a ship at sea. See images of the mission — SpaceX's first since a Sept. 1, 2016 launch pad explosion — here.