Sun
The Sun is the star at the center of the Solar System. It is almost perfectly spherical and consists of hot plasma interwoven with magnetic fields. It has a diameter of about 1,392,684 km, about 109 times that of Earth, and its mass (about 2×1030 kilograms, 330,000 times that of Earth) accounts for about 99.86% of the total mass of the Solar System. Chemically, about three quarters of the Sun's mass consists of hydrogen, while the rest is mostly helium. The remainder (1.69%, which nonetheless equals 5,628 times the mass of Earth) consists of heavier elements, including oxygen, carbon, neon and iron, among others.
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Famous quotes containing the word sun:
“What is a firm hand to me, of what use to me is this astonishing power if I cannot change the order of things, if I cannot make the sun set in the east, that suffering diminish and that beings no longer die?”
—Albert Camus (1913–1960)
“The sun descending in the west,
The evening star does shine;
The birds are silent in their nest,
And I must seek for mine.”
—William Blake (1757–1827)
“I got the sun in the morning and the moon at night.”
—Irving Berlin (1888–1989)