Related topics: nasa · earth · magnetic field · spacecraft · solar wind

Scientists observe largest solar flare in 12 years

The sun's largest solar flare in more than 12 years – and the eighth largest since modern records began in 1996 – has been captured in high detail by a team of researchers from the University of Sheffield and Queen's ...

Tracking a solar eruption through the solar system

Ten spacecraft, from ESA's Venus Express to NASA's Voyager-2, felt the effect of a solar eruption as it washed through the solar system while three other satellites watched, providing a unique perspective on this space weather ...

Two weeks in the life of a sunspot

On July 5, 2017, NASA's Solar Dynamics Observatory watched an active region—an area of intense and complex magnetic fields—rotate into view on the Sun. The satellite continued to track the region as it grew and eventually ...

Shining light on solar energetic particles and jets

A team of astronomers, led by PhD researcher Malcolm Druett of Northumbria University at Newcastle, have taken a big step forward in understanding a 30-year-old mystery in the process of formation of solar flares. Druett ...

Space weather events linked to human activity

Our Cold War history is now offering scientists a chance to better understand the complex space system that surrounds us. Space weather—which can include changes in Earth's magnetic environment—are usually triggered by ...

Researcher identifies key differences in solar wind models

The challenge of predicting space weather, which can cause issues with telecommunications and other satellite operations on Earth, requires a detailed understanding of the solar wind (a stream of charged particles released ...

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