Question

Which is the closest star to the Earth after Sun? *

North Star
Ursa major
Ursa minor
Proxima Centauri
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Answer 1

Answer:

Of the three stars in the system, the dimmest - called Proxima Centauri - is actually the nearest star to the Sun. The two bright stars, called Alpha Centauri A and B form a close binary system; they are separated by only 23 times the Earth - Sun distance

Answer 2

Answer:

The third star is Proxima Centauri. It is about 4.22 light-years from Earth and is the closest star other than the sun. Alpha Centauri A and B orbit a common center of gravity every 80 years.

Explanation:

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