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Nearest star to Earth — UPSC Prelims PYQ 1997

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Which one of the following stars is nearest to the Earth?

  1. Polaris
  2. Alpha Centauri
  3. Sun
  4. Sirius

Explanation

Option (c) is correct
  • The Sun is the nearest star to the Earth, located about 150 million km away. It is the source of light and energy for our planet. Alpha Centauri is the nearest star system after the Sun.
Answer: (c) Sun
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