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5 years ago
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5 years ago
Professor Dave Explains
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Tags
astronomy
the origin of the earth
age of the earth
formation of the sun
formation of the solar system
astrophysics
milky way
solar system
sun structure
protoplanetary disk
planetesimals
late heavy bombardment
gas giants
planets in the solar system
photosphere
chromosphere
radiative zone
convection zone
corona
solar flare
solar wind
sunspot
magnetic field
plasma
heliosphere
size of the planets
asteroids
carl sagan
starstuff
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