Multiple choice

The ________ is the closest star to the Earth after the Sun.

  1. Pole star

  2. Alpha Centauri

  3. Red-giant star

  4. Neutron star
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Alpha Centauri is a triple star system located about 4.37 light-years from Earth, making it the closest star system to our Sun. It consists of three stars: Alpha Centauri A, Alpha Centauri B, and Proxima Centauri (the closest of the three). The Pole star (Polaris) is much farther away at about 433 light-years.

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