Best Closest Star Video for Kids


                                      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.