Sun unleashes 2 colossal X-flares within 7 hours of each other, knocking out radio signals on Earth
The twin eruptions briefly disrupted radio signals across the dayside of Earth.
What will happen when our sun starts dying? These ‘stellar archaeologists’ may have found a clue
Acting as stellar archaeologists, scientists have found fossilized magnetism on long-dead white dwarf stars, which may help to explain how stars evolve.
Solar wind travels up to 4 times faster than expected, eclipse spacecraft reveals
"In the inner corona, a region very difficult to observe, we saw slow solar wind gusts moving three to four times faster than expected."
Powerful X-class solar flare triggers radio blackout ahead of Artemis 2 launch (video)
An X1.4 solar flare triggered radio blackouts and launched a fast CME as NASA prepares for its Artemis 2 moon mission.
Sun storms are powered by a magnetic engine 16 Earths deep, study finds
The powerful magnetic field belonging to the sun is generated far beneath the visible surface.
The sun hasn’t looked like this since 2022, what’s going on?
The sun's visible disk has been perfectly free from sunspots for the first time since June 2022, suggesting the current solar cycle might be heading toward its quieter phase.
Sun unleashes colossal X4.2 solar flare, knocking out radio signals across Africa and Europe (video)
An impulsive X4.2 solar flare sparked strong radio blackouts across Africa and Europe as the giant sunspot continues to rage.
Sun unleashes extraordinary solar flare barrage as new volatile sunspot turns toward Earth
A rapidly growing sunspot has fired off at least 18 M-class and three X-class flares in just 24 hours, including an intense X8.3 eruption.
Magnetic avalanches on the sun reveal the hidden engine powering solar flares
"This is one of the most exciting results from Solar Orbiter so far."
Earth was just hit by the strongest solar radiation storm in over 20 years — here’s what it means
Earth just experienced a rare S4 solar radiation storm, the most intense since 2003 — powerful for satellites and astronauts, but harmless on the ground.