As NASA's Cassini dove close to Saturn in its final year, the spacecraft provided intricate detail on the workings of Saturn's complex rings, new analysis shows
On June 12, NASA's OSIRIS-REx spacecraft performed another significant navigation maneuver--breaking its own world record for the closest orbit of a planetary body by a spacecraft.
After nearly 16 years of exploring the cosmos in infrared light, NASA's Spitzer Space Telescope will be switched off permanently on Jan. 30, 2020.
Nestled within this field of bright foreground stars lies ESO 495-21, a tiny galaxy with a big heart.
The Expedition 59 crew collected blood and breath samples today to test new biomedical gear and protect future astronauts going to the Moon and Mars. The orbital residents also participated in a pair of behavioral studies aboard the International Space Station.
NASA astronaut Nick Hague assembles and installs the Water Storage System inside the U.S. Destiny laboratory module.
