Best Closest Star Video for Kids

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                                      Facts about the Closest Star

Alpha Centauri is the closest star to our planet and its distance from the sun is 4.37 light years. In actual, it is a star system that contains three stars Alpha Centauri A, Alpha Centauri B and Proxima Centauri. Proxima Centauri is the nearest star to the earth with a distance of 4.22 light years. One of our current spacecrafts would take around 50,000 years to reach it.

Quick Facts: –

  • The binary pair of Alpha Centauri A and Alpha Centauri B was first recognized in 1689 by Jean Richaud.
  • The third member of this system, Proxima Centauri was discovered in 1915 by Robert Innes.
  • The entire star system appears as a single star to the naked eye.
  • Alpha Centauri A is yellow in colour, Alpha Centauri B is orange and Proxima Centauri is red.
  • Proxima Centauri is the smallest and the dimmest of all three of them.
  • Alpha Centauri A is the fourth brightest star in the night sky.
  • Alpha Centauri A and Alpha Centauri B both are known to orbit each other and the third star of the system Proxima Centauri orbits both of them.
  • Some scientists have an opinion that Alpha Centauri A and B were formed about 4.85 billion years ago.
  • Alpha Centauri Star system is located in the constellation of Centaurs.
  • This star system is not visible from most of the Northern hemisphere.