These thin, blood-red shells are actually the remnants from when an unstable progenitor star exploded violently as a supernova around 600 years ago.
Springtime has brought a substantial and long-lasting bloom of phytoplankton in the Bay of Biscay, off the western coast of France.
A region of the Sun erupts in a powerful explosion, known as an "X-class" solar flare. These can cause observable effects on earth such as aurorae and power grid and communications satellite failures.
This schematic shows where the Shallow Radar instrument on the Mars Reconnaissance Orbiter detected flood channels that had been buried by lava flows in the Elysium Planitia region on Mars.
24 Jun 2013 Build a Robot Institute This Event is for Teachers and Educators. Participants in the NRI will design, develop and deploy an autonomous rover.
7 Jul 2013 Model Rocket Launches Like to build model rockets, but don't have a launch pad? Now you do! Come to Goddard — no fees to participate!
8 Jul 2013 Museum in a Box This Event is for Teachers and Educators.This program brings the physical sciences of flight to students in grades K-12.
NASA Space Weather Media Viewer
NASA Earth As Art
