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A stream of high-speed, ionized particles ejected primarily from the sun's corona.
(Astronomy) the constant stream of charged particles, esp protons and electrons, emitted by the sun at high velocities, its density and speed varying during periods of solar activity. It interacts with the earth's magnetic field, some of the particles being trapped by the magnetic lines of force, and causes auroral displays. See also Van Allen belt, magnetosphere
the radial outflow of charged particles, mainly electrons and protons, from the sun.
A stream of high-speed, charged atomic particles flowing outward from the sun's corona.
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|Noun||1.||solar wind - a stream of protons moving radially from the sun|
interplanetary gas - a rarefied flow of gas and charged particles (plasma) that stream from the sun and form the solar wind
interplanetary medium - interplanetary space including forms of energy and gas and dust
solar radiation - radiation from the sun