Which is the closest star from earth?
The star closest to earth is the sun, at a distance of roughly 93 million miles.
Light from the sun reaches us in a little over 8 minutes.
The next closest star is Alpha Centauri, about 278,000 times farther away than
the sun is. Light from Alpha Centauri travels for about 4.4 years to reach us.
The moon that revolves around the earth is not a star, it is part of the earth that was thrown off into space when the earth was hit by a large asteroid early in its development, about 30 million years after the earth first was formed. The closest star to the Earth is our Sun, it is a star and it is called Sol.