Close Me!
Shields up!
08.15.2012Layers of armor protect Earth from the sun's harmful energies, while letting in heat and light that power the climate.
Layers of armor protect Earth from the sun's harmful energies, while letting in heat and light that power the climate.
These spectacular jets are powered by the gravitational energy of a super massive black hole in the core of the elliptical galaxy Hercules A.
NASA's Cassini spacecraft has tracked the aftermath of a rare massive storm on Saturn. Data show record-setting disturbances in the planet's upper atmosphere long after the storm had ended.
An aurora in Whitehorse Yukon Canada that appeared in the sky in the early hours of Oct. 1, 2012 due to the effects of a coronal mass ejection (CME) that erupted from the sun three days earlier.
