Multiple choice general knowledge science & technology

Brightest star as seen from the Earth

  1. Dog Star (Sirius)

  2. Rigel Kentaurus

  3. Orion

  4. Betelgeux
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A Correct answer
Explanation

Sirius (the Dog Star) has an apparent magnitude of -1.46, making it the brightest star visible from Earth. Its brightness is due to its intrinsic luminosity and relatively close distance of 8.6 light-years.

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