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.

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.

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.

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.

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?

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.

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.

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.

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.

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.