Latest about The Sun
'Severe' G4 geomagnetic storm strikes Earth, making widespread auroras likely
Earth was hit by a "severe" G4-class geomagnetic storm on Monday morning, increasing the chances of auroras in the northern U.S. tonight.
Barrage of solar explosions could bring auroras to the U.S. this weekend as Perseid meteor shower peaks
Three powerful solar eruptions could bring auroras as far south as New York and Idaho right at the peak of the Perseid meteor shower this weekend.
Sun fires off double-barreled X-class flares in span of 2 hours
Solar activity is expected to remain high this week.
Powerful solar eruption temporarily rips 'tail' off Earth's magnetosphere
A massive disturbance in the solar wind caused Earth’s magnetosphere to fly without its usual tail.
These 17th-century drawings of the sun by Kepler add fire to solar cycle mystery
Kepler's sun drawings are the oldest sunspot records with known dates.
Auroras expected tonight and through the weekend as US braces from 'cannibal' solar eruption
A chain of solar outbursts, including a "cannibal" coronal mass ejection that slammed Earth on Tuesday, will bring lovely auroras to parts of the northern US and most of Canada this weekend. Here's where to look.
Rare 'polar rain' aurora seen from Earth for the first time
Seen for the first time from the ground, the polar rain aurora produced an eerie green glow captured on camera in Norway.
NASA spots unexpected X-shaped structures in Earth's upper atmosphere — and scientists are struggling to explain them
NASA's GOLD mission found unexpected X- and C-shaped structures in the plasma of Earth's ionosphere. Researchers have likened our upper atmosphere to "alphabet soup."
