The sunspot region 4366 fired off dozens of powerful solar flares in 24 hours, including the single strongest flare since 2024. Auroras are possible later this week.

A volatile region on the Sun has just fired off a monster solar flare, followed by a blast of charged particles that ...

There has not been a total solar eclipse since the "Great American Eclipse" on April 8, 2024 — but now, two are coming up in the next two years. The first of these total solar eclipses, on Aug. 12, ...

The Lamar Bruni Vergara Planetarium at TAMIU offers immersive, high-resolution shows using advanced digital projection systems.

Ascarbon dioxide levels in Earth’s upper atmosphere continue to increase, there are growing concerns about how this shift will affect the behavior of geomagnetic storms and their impact on Earth’s ...

Princeton’s microgrid–which became well known for riding through Superstorm Sandy more than 13 years ago–has been upgraded ...

A geomagnetic storm on Jan. 20 triggered unexpected F2 propagation, allowing VHF DXers in North America to receive TV signals from as far away as Colombia.

Powerful solar activity released by the sun reached Earth Monday, causing colorful auroral displays and GPS issues for aircraft, according to the National Weather Service’s Space Weather Prediction ...

Astronomers witnessed a star emitting as much energy in mere moments as our sun puts out in a few months. The dramatic observation gives a direct look into the brutal physics of these stellar events.

Solar didn’t just show up in 2025 – it carried the grid. A new analysis from global energy think tank Ember shows that solar power accounted for 61% of the growth in US electricity demand last year, ...

ESA's Proba-3 mission, made up of twin spacecraft capable of aligning to create artificial eclipses, has captured "rare" footage of three solar prominences erupting from the sun's mysteriously hot ...