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Solar filaments, aka prominences, arc upwards
Solar filaments (aka prominences, when viewed on the limb of the sun) are large, bright arcs of solar material and magnetic fields.
March 26, 2022
Solar Orbiter passes historically close to sun on Saturday
Solar Orbiter will make a historically close pass of the sun on March 26, 2022. All 10 of its instruments will be operating to acquire close-up data.
March 26, 2022
How solar storms impact the global power grid
Massive solar storms could damage the power grid, disrupt the internet, affect the ability of GPS and create auroras that reach toward the equator.
March 24, 2022
Mysterious Maunder Minimum: Nearby star offers clues
We may learn more about the sun's Maunder Minimum - a quiet period of low sunspots in the 1600s and 1700s - thanks to the help of a nearby sun-like star.
March 24, 2022
Solar Cycle 25 starting with a bang!
Solar cycle 25 has already shown itself to be active, with endless sunspots and coronal mass ejections producing solar storms and aurora. Will it stay active?
February 24, 2022
40 Starlink satellites doomed by geomagnetic storm
SpaceX is reporting 40 Starlink satellites doomed to reentry, after a storm on the sun caused a geomagnetic storm that disturbed Earth's magnetic field.
February 9, 2022
Space weather: Your 5 questions answered
NASA answers 5 questions about space weather, from what does it do to Earth and how is it monitored to how can we prepare.
December 28, 2021
Parker Solar Probe: 1st spacecraft to touch sun
The Parker Solar Probe is the 1st spacecraft to touch the sun. It did so in April of 2021 when it entered the sun's corona and sampled the atmosphere there.
December 16, 2021
Total solar eclipse of December 4, 2021
A total solar eclipse occurs December 4, 2021. The total phase sweeps over Antarctica, while the partial phase reaches southernmost points of three continents.
December 2, 2021
A storm on the sun, and a great week for auroras
Aurora alert in effect for the next few days: the sun sent out a halo coronal mass ejection on November 2, 2021, due to arrive at Earth on November 4.
November 4, 2021
