New observations by NASA's Hubble Space Telescope of the glowing gas shroud around an old, dying, sun-like star reveal a new twist.
NASA's Operation IceBridge hosted three science teachers during their recent Arctic field campaign, giving these educators a first-hand polar science experience that they could use to teach and inspire their students.
A new feature of the Landsat Data Continuity Mission will help ensure scientists get a cloud-free view of Earth from space.
The sun emitted a mid-level solar flare, an M7 class, on the morning of May 22, 2013.