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Aurora alert! Pair of CMEs to jolt Earth’s magnetic field
Aurora alert! A pair of coronal mass ejections will reach Earth September 1-2, 2021. Though not dangerous to satellites or the grid, they might cause auroras.
September 1, 2021
A 1967 solar storm nearly caused a nuclear war
The U.S. Air Force began preparing for war on May 23, 1967, thinking that the Soviet Union had jammed a set of American surveillance radars. But instead the powerful 1967 solar storm was to blame.
August 3, 2021
Favorite photos of ‘ring of fire’ solar eclipse
Stunning photos of the June 10, 2021 'ring of fire' solar eclipse photos.
June 11, 2021
Why is the sun’s atmosphere hotter than its surface?
The sun's atmosphere, or corona - the wispy part we see during solar eclipses - is hundreds of times hotter than the sun's visible surface, or photosphere. Why?
May 30, 2021
‘Ring of fire’ solar eclipse on June 10
The moon will sweep in front of the sun June 10 to stage 2021's first solar eclipse. A bright ring, the sun's outer rim, will surround the moon at mid-eclipse.
May 30, 2021
Awaiting the next historic solar storm
Researchers uncovering eyewitness accounts of powerful solar storms of the past say we should expect at least one super-storm from the sun per century.
March 31, 2021
Check out these new Sun Science stamps!
The US Postal Service announced that they'll be releasing a series of stamps highlighting images of the sun captured by NASA's Solar Dynamics Observatory.
January 19, 2021
SDO spies its 1st lunar transit of 2021
NASA's Solar Dynamics Observatory has been continuously observing the sun since its launch in 2010. From its vantage point above Earth, it sees the moon pass in front of the sun 2 to 5 times a year.
January 14, 2021
The sun in 2020
See a whole year of sun images, an image a day for 2020, taken by ESA's Proba-2 satellite.
January 8, 2021
Is a solar flare the same thing as a CME?
Solar Cycle 25 is here, and that means - in the years ahead - more solar flares and more coronal mass ejections, or CMEs. People sometimes use the words interchangeably, but they're not the same thing. Here's the difference.
January 7, 2021
