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Q12: In spite of its high temperature,we observe
Q21: In what ways do the magnetic fields
Q35: Since brown dwarfs cannot ignite hydrogen fusion,how
Q52: Most stars in our part of the
Q54: The number of sunspots and their activity
Q54: The Great Explosion of Eta Carinae expelled
Q56: A solar flare creates a radio disturbance
Q71: The concept of hydrostatic equilibrium is critical
Q79: Redshift measurements of the visible afterglow of
Q103: Uranus and Neptune appear bluish in color