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.
Solar maximum may be starting to wane, but the sun has no intention on slipping into the stellar doldrums quietly. Continue reading →
Hydrogen ions in the solar wind react with oxygen in interplanetary dust grains to form little packets of water, potentially supplying Earth with its water. Could stellar water factories supply exoplanets, too?
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 →
Take a look back at the famous Halloween Storms of 2003 and see how we're getting off easy this Halloween. So far. Continue reading →
The sun has unleashed the biggest solar flare of the year, quickly followed by an Earth-directed coronal mass ejection (CME). ->
A blast of solar wind is currently pummeling Earth's magnetosphere, sparking the strongest geomagnetic storm so far this year, producing some stunning aurorae.