Fall has officially arrived, and as autumn leaves blaze in vivid colors, there is no better time to plunge into…
NASA's Perseverance Rover has reached another milestone. It now holds the record for the longest distance travelled on another world,…
NASA astronaut Jessica Watkins assists NASA astronaut Luke Delaney as he practices suiting up in a spacesuit in an International…
Starship just reached orbit for the first time, carrying satellites for SpaceX's Starlink program. Analysts disagree on whether that's a…
X-ray: NASA/CXC/INAF-IRA/A. Botteon et al.; Infrared: UKIDSS-GPS ; Radio: ASTRON/LOFAR; Image processing: NASA/CXC/SAO/N. Wolk Astronomers have used NASA’s Chandra X-ray…
On Oct. 14, 1947, Chuck Yeager broke the sound barrier for the first time! Chuck Yeager was a test pilot…
The edge of the Sun appears darker than its central region. This effect is known as limb darkening and tells…
When a supernova exploded in 1181, Chinese and Japanese sky-watchers recorded it. They couldn't have known what the object was,…
The Chandrasekhar limit states that a white dwarf can be no larger than 1.4 solar masses. A new study demonstrates…
Mars is a planetary geologist’s paradise. NASA’s Curiosity rover drove that home recently, with a captivating panorama seen from the…