Solar flare

Latest about Solar flare

Coronal Cavity in Sun

Roots of Huge Solar Explosions May Lie in 'Coronal Cavities'

By Space.com Staff published

Researchers are zeroing in on these mysterious, croissant-shaped solar structures.

The Sun
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Wow! Spectacular Sun Photos Catch Colossal Solar Storm in Action

By Space.com Staff published

A string-like line of plasma was ejected from the sun Aug. 31.

The Sun
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New Space Weather Video Shows Sun Waking Up

By Mike Wall published

The sun is ramping up toward an activity peak in 2013.

The Sun
Radiation Belt Storm Probes

NASA Launching Twin Space Probes Into Earth's Radiation Belts Friday

By Nola Taylor Redd published

NASA's twin Radiation Belt Storm Probes will study Earth's radiation-heavy Van Allen Belts.

Space Exploration
curiosity heat shield 1000

NASA to Launch Mission to Earth's Radiation Belt Friday After Delay

By Mike Wall published

The Radiation Belt Storm Probes mission was scheduled to blast off Thursday morning.

Space Exploration
Sun's Atmosphere

NASA Telescope Snaps Best-Ever Pictures of Sun's Atmosphere

By Space.com Staff published

The Hi-C telescope took the photos on a 10-minute suborbital flight.

The Sun
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Video: Huge Sunspot Fires Off Intense Solar Flare

By Space.com Staff published

The flare erupted from a sunspot known as AR 1520.

The Sun
ar 1520 solar flare full disk

Solar Storm May Supercharge Weekend Northern Lights

By Mike Wall published

Thursday's powerful solar eruption could bring spectacular auroras to the continental United States.

The Sun
'Big Bird' on the Sun

'Big Bird' on the Sun Spotted in Spacecraft Photo

By Mike Wall published

The feature is actually a coronal hole, an area where the sun's outer atmosphere is dark.

The Sun
AR 1476

Monster Sunspot Threatens to Unleash Powerful Solar Flares

By Mike Wall published

The sunspot group AR 1476 measures more than 60,000 miles from end to end.

The Sun
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