The Sun is about 150 million kilometers away. Even at the speed of light the trip takes a little over eight minutes. When you see the Sun, you see it as it was eight minutes ago.
Two very different journeys
Light from the Moon to Earth1.3 seconds
Light from the Sun to Earth8 min 20 s
Energy from the Sun's core outwardapprox. 170,000 years
Only in the outer layers does hot gas rise and carry the energy to the surface, from where it escapes into space as light.
Fits with this
Nº 002 · Space · 50 sec
Why is a day on Venus longer than its year?
It spins so slowly that it circles the Sun faster than it turns once.
Nº 004 · Space · 1 min
Why is Earth closest to the Sun in January?
In the middle of winter. Distance doesn't make the seasons – something else does.
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