A new feature of the Landsat Data Continuity Mission will help ensure scientists get a cloud-free view of Earth from space.
In Antarctica in January, 2013 scientists released 20 balloons, to study the giant radiation belts surrounding Earth and how they lose particles, causing electrons from the belts to stream down toward the poles.
NASA and NOAA satellites observed the severe storm system that spawned the Moore, Okla., tornado on May 20, 2013.
NASA is getting ready to launch a new mission to observe a mysterious region of the solar atmosphere that may be crucial to understanding what powers space weather.
A NASA team built a first-of-a-kind testbed to simulate the distinctive signature of pulsars - which radiate in regular bursts anywhere from seconds to milliseconds.