Articles on Radiation belts

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Lightning, when coupled with solar flares, can knock electrons flying above the Earth out of place. AP Photo/David Zalubowski

Lightning strikes link weather on Earth and weather in space

Lightning can be used to probe Earth’s dynamic Van Allen radiation belts, directly connecting terrestrial weather and space weather.
Tim Peake, Yuri Malenchenko and Tim Kopra are about to return to Earth after a six-month stay at the ISS. NASA/Victor Zelentsov

How much radiation damage do astronauts really suffer in space?

In theory, astronauts get the equivalent of a lethal x-ray dose during a six-month stay at the ISS. Here’s why we don’t have to worry too much though.

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