A huge arc of plasma has been imaged rising from the sun's surface by a NASA solar observatory, producing a beautiful view of the sun's magnetic dynamics in action. Continue reading →
For the first time, a massive solar flare revealed the process that created it, confirming new theories about flares and the explosive ejections of solar material often linked with them.
As the recent X4.9-class flare ripped across the surface of the sun, a fleet of solar observatories were ready to measure its impact.
Inspired by a prehistoric material used by our ancestors to create cave drawings 30,000 years ago, scientists have found an ingenious method to keep the upcoming European Solar Orbiter cool. Continue reading →
A massive solar flare has delayed Orbital Sciences' Antares rocket launch, pushing the space station cargo run to later in the week. Continue reading →
Yesterday, the sun reminded us that although the current peak of its solar cycle has been a little sub-par, it is still capable of mustering the magnetic energy to erupt with its most powerful class of solar flare. Continue reading →
Comets that stray too close to the sun have a very uncertain future. Some live to tell the tale, while others literally lose their tails.
Although Comet ISON appears to be holding its own against the increasing solar heat, the large mass of ice isn't getting away unscathed -- one or more large icy chunks appear to have broken away from the comet's nucleus. Continue reading →
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