NASA's newest sun-monitoring mission captures a detailed view of a prominence erupting on March 30, 2010.
Published Apr 22, 2010Our Sun experienced fewer sunspots in 2008 than it had since the 1957 launch of Sputnik. As of Sun-Earth Day on March 20, 2009, the Sun was continuing its quiet pattern.
Published Mar 20, 2009On January 23, 2012, satellites observed the most powerful solar radiation storm since 2005.
Published Jan 24, 2012Fifteen years ago this month, the European Space Agency and NASA launched SOHO, a satellite that fundamentally changed our understanding of the Sun and how it affects our planet.
Published Dec 7, 2010This pair of images from the Solar and Heliospheric Observatory (SOHO) spacecraft shows sunspots and ultraviolet light emitted by the Sun on April 29, 2009.
Published May 1, 2009