This aurora image was taken by Jonathan Tucker from the Yukon on February 19, 2014.
The mystery of Cassiopeia A (Cas A), a massive star that exploded in a supernova more than 11,000 years ago,…
Although the crack-like features seen here on Dione’s surface appear wispy and faded, they are in reality a series of…
This image—acquired by the Advanced Land Imager (ALI) on NASA’s Earth Observing-1 (EO-1) satellite on February 8, 2014—offers a view…
Elements making up the shredded remains of a massive star that exploded in a supernova are highlighted in this three-panel…
These illustrations show the progression of a supernova blast. A massive star (left), which has created elements as heavy as…
A new composite image using data from from Chandra shows an extraordinary jet trailing behind a runaway pulsar.
Overall view of the Mission Operations Control Room in the Mission Control Center, Building 30, during the Apollo 9 Earth-orbital…
New observations from NASA’s Nuclear Spectroscopic Telescope Array of the heart of the Cassiopeia supernova remnant are allowing researchers to…
The mystery of how Cassiopeia A exploded is unraveling thanks to new data from NASA’s Nuclear Spectroscopic Telescope Array, or…