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The Science Behind Those Eye-Popping Northern Lights
October 2, 2012 — Stormy weather on the sun drives the glistening aurorae in our clear night ... > full story -
Sun Unleashes a Wide, but Benign, Coronal Mass Ejection
September 29, 2012 — The sun erupted with a wide, Earth-directed coronal mass ejection on Sept. 27, 2012 at 10:25 p.m. ... > full story -
Scientists Shed Light on Riddle of Sun's Explosive Events
September 24, 2012 — Four decades of active research and debate by the solar physics community have failed to bring consensus on what drives the sun's powerful coronal mass ejections that can have profound "space ... > full story -
NASA's Solar Fleet Peers Into Coronal Cavities
September 20, 2012 — The sun's atmosphere dances. Giant columns of solar material -- made of gas so hot that many of the electrons have been scorched off the atoms, turning it into a form of magnetized matter we call ... > full story -
NASA Mission to Study Magnetic Explosions Passes Major Review
September 5, 2012 — On August 31, 2012, NASA's Magnetospheric Multiscale (MMS) mission proved it was ready for its next steps by passing what's called a Systems Integration Review (SIR), which deems a mission ready to ... > full story -
NASA's SDO Sees Massive Filament Erupt on Sun
September 4, 2012 — On August 31, 2012 a long filament of solar material that had been hovering in the sun's atmosphere, the corona, erupted out into space at 4:36 p.m. EDT. The coronal mass ejection, or CME, traveled ... > full story -
Radiation Belt Storm Probes: Spacecraft Pair to Explore Mysterious Region Where Other Satellites Fear to Tread
August 30, 2012 — Spacecraft pair will explore the mysterious region where other satellites fear to ... > full story -
ACE, Workhorse of NASA's Heliophysics Fleet, Is 15
August 29, 2012 — The Advanced Composition Explorer (ACE) is Earth's vanguard. Orbiting around a point 900,000 miles away between Earth and our sun, this satellite is ever vigilant, recording the combination of ... > full story -
Twin Satellites Will Help Improve Space Weather Forecasts
August 21, 2012 — On Aug. 24, NASA will launch two identical satellites from Cape Canaveral, Fla., to begin its Radiation Belt Storm Probes mission to study the extremes of space weather and help scientists improve ... > full story -
Sun's Plasma Loops Recreated in the Lab to Help Understand Solar Physics
August 21, 2012 — In orbit around Earth is a wide range of satellites that we rely on for everything from television feeds to GPS navigation. Although these spacecraft soar high above storms on Earth, they are still ... > full story
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