Melt or Rubble?
04.02.2013This crater looked "filled in." Is this fill composed of solidified impact melt? Or simply a granular flow that originated by a slope failure?
This crater looked "filled in." Is this fill composed of solidified impact melt? Or simply a granular flow that originated by a slope failure?
These thin, blood-red shells are actually the remnants from when an unstable progenitor star exploded violently as a supernova around 600 years ago.
Project IceBridge completed the 2013 Arctic campaign on May 2, with 26 land ice and sea ice research missions.
A solar prominence began to bow out and the broke apart in a graceful, floating style in a little less than four hours on March 16, 2013.

19 Jun 2013 Public Lecture: "Exotic Earths" Free lecture at the Library of Congress: "Exotic Earths: Exploring Planets Around Other Stars" by NASA scientist Avi Mandell

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!
NASA Space Weather Media Viewer
NASA Earth As Art