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Mars 2020 Landing Site
NASA will host a media teleconference at noon EST Monday, Nov. 19, to provide details about the Mars 2020 rover’s landing site on the Red Planet.
The Lewis and Clark National Historic Trail from Space
To commemorate the 50th anniversary of the National Trails System and the 60th anniversary of NASA, the National Park Service, U.S. Geological Survey, and NASA have assembled satellite images highlighting sites along the route taken by Lewis and Clark and the Corps of Discovery.
Adopt a Pixel for Science
The newest feature in NASA’s free GLOBE Observer app lets you photograph the landscape, identify land cover, and match your observations to satellite data to help NASA create more detailed satellite-based global maps. 
#100KOrbits
What has traveled 2.5 billion miles without leaving the 705 kilometers around Earth? Terra, the flagship Earth observing satellite is celebrating 100,000 orbits around Earth.