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Incoming! CME On Its Way Toward Earth
As you read this, a huge cloud of charged solar particles is speeding toward our planet, a coronal mass ejection…
Sunspot 1520 Fires a Flare
Remember that cool animation I posted earlier of AR1520 and how I said there's no guarantee it wouldn't unleash an…
A Rare Type of Solar Storm Spotted by Satellite
[/caption] When a moderate-sized M-class flare erupted from the Sun on May 17, it sent out a barrage of high-energy…
How Big Was Monday’s CME?
This big! The M1.7-class flare that erupted from active region 1461 on Monday, April 16 let loose an enormous coronal…
Giant Sunspot Seen Through Dusty Skies
[/caption] The enormous sunspot region responsible for all the recent fuss and flares was easily visible from Earth yesterday... easily…
Sun Releases a Powerful X5 Flare
[/caption] Active Region 1429 unleashed an X5.4-class solar flare early this morning at 00:28 UT, as seen in this image…
Earth-Facing Sunspot Doubles in Size
[/caption] The latest sunspot region to traverse the face of the Sun has nearly doubled in size as it aims…
An Exoplanet’s Auroral Engine
Located 880 light-years away, a massive gas giant called CoRoT-2b orbits its star at a mere 2 million miles –…
Tiny Stars with a Big Flares
[/caption] For a long time, astronomers have known that stars often have troubled childhoods. They suffer from frequent and violent…
Solar Explosions Spark Controversy
[/caption] Nowhere in the Solar System are conditions more extreme than the Sun. Every second it converts millions of tons…