"Sunrise crashes an aurora party over the southern hemisphere," said astronaut Ricky Arnold of the image he snapped from the International Space Station.
Space Exploration
Apr 12, 2018
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Solar flux is considered to be the fundamental energy source of Earth's climate system on long time scales. In recent decades, some studies have noted that tiny variations in solar activity could be amplified by the nonlinear ...
Earth Sciences
Apr 25, 2017
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NASA Astronaut Scott Kelly captured this photo of an aurora from the International Space Station on June 23, 2015.
Space Exploration
Jun 25, 2015
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An Orbital Sciences Corporation Antares rocket is seen on the launch pad at NASA's Wallops Flight Facility, Wallops Island, Va., on Jan. 8, 2014. Dark blemishes can be clearly seen on the face of the sun.
Space Exploration
Jan 17, 2014
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NASA selected two instruments led by Southwest Research Institute, which measure energetic particles for the Solar Probe Plus spacecraft, slated to launch by 2018. This first-ever journey into the Sun's outer atmosphere - ...
Space Exploration
Sep 3, 2010
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