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Huge, solar flare-launching sunspot has rotated away from Earth. But will it return?
By Meredith Garofalo published
The behemoth sunspot AR3664 has finally rotated out of Earth's view, firing off two more big solar storms on its way out the door. Will it come back?
How do you forecast a solar storm? Space weather experts explain
By Meredith Garofalo published
While the weekend solar event gave us quite the show in the night sky, it also helps scientists learn more about space weather to continue to improve forecasts.
Sun unleashes massive X8.7 solar flare, biggest of current cycle, from super-active monster sunspot (video)
By Meredith Garofalo published
A monster sunspot on the sun's surface just won't quit, erupting yet again this week with a whopping X8.7-class solar flare on Tuesday (May 14).
The stormy sun erupts with its biggest solar flare yet from a massive sunspot — and it's still crackling (video)
By Meredith Garofalo published
Just when we think we’ve seen the most powerful of flares from a colossal sunspot, the sun unleashed kicked off the strongest eruption of the weekend yet and is still crackling with solar storms.
Watch monster flare-spewing sunspot grow to be 15 times wider than Earth (video)
By Meredith Garofalo published
A beastly sunspot that's 15 times the diameter of Earth remains highly active — and you might be able to spot it with your eclipse glasses!
Behemoth sunspot AR3664 unleashes its biggest solar flare yet, sparking radio blackouts on Earth (video)
By Daisy Dobrijevic published
Sunspot AR3664, over 15 Earths wide, has unleashed its most powerful solar flare yet. Watch it erupt from the sun in this awesome video.
4 large incoming solar bursts could supercharge the auroras this weekend
By Meredith Garofalo published
The NOAA has bumped up its geomagnetic storm watch for May 11 to a "rare" level as solar activity continues at high levels and at least four coronal mass ejections propel toward Earth.
Gargantuan sunspot 15-Earths wide erupts with another colossal X-class solar flare (video)
By Daisy Dobrijevic published
Earth is once again in the firing line.
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