solar wind

solar wind

Streams of plasma--charged particles (mainly ionized hydrogen and some helium but actually a mixture of all electrons and protons in the Sun)-- ejected from the outer atmosphere (corona) of the Sun and moving outward all the time with velocities in the range 300-500 kilometers per second. For amazing images and information about the Sun and solar wind see the SOHO website for the Solar and Heliospheric Observatory, a project of international cooperation between ESA and NASA.

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Industry/Domain: Astronomy
Category: Planetary science
Company: PSRD
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