Related topics: magnetic field · solar flares

Modeling Earth's magnetosphere in the laboratory

A magnetosphere forms around any magnetized object, such as a planet, that is immersed within a stream of ionized gas, called plasma. Because Earth possesses an intrinsic magnetic field, the planet is surrounded by a large ...

Scientists reveal source of supersonic downflows into sunspots

Solar transition region supersonic downflows (SDs) are downward falling mass flux toward the sunspots. This phenomenon commonly exists above most sunspots. In IRIS spectra, SDs are often observed as strongly redshifted secondary ...

Five weird things that happen in outer space

It doesn't take a rocket scientist to know space is weird. But just how weird might surprise you. Space is dominated by invisible electromagnetic forces that we typically don't feel. It's also full of bizarre types of matter ...

Micro-scale current sheets unleash macro-scale space weather

While movies show Earth as existing in a calm, pristine corner of the universe, in reality the near-Earth space environment is dangerous and dynamic. On any given day, hot charged particles and blobs of plasma, called the ...

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