Astronomy Picture of the Day
Discover the cosmos!
Each day a different image or photograph of our fascinating universe is
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August 13, 1995
The Sun Flares
was captured in 1973 throwing one of the largest flares ever recorded.
Sol, our sun, is a normal star. It formed about 5 billion years
ago, and will last about another 5 billion years.
will never explode, and a solar flare will never destroy the earth.
Eventually the sun will become a
white dwarf star.
The sun is made of mostly
The sun's centre is so hot that when hydrogen nuclei collide, they stick
together and release energy - a process called nuclear
No one knows why the centre of the sun emits so few
Tomorrow's picture: Mercury: Closest Planet to the Sun
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