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06/10/1997 First normal exoplanet

Astronomers Michel Mayor and Didier Queloz discovered a planet orbiting a sun-like star 51 Pegasi. It was a second officially confirmed exoplanet. The first one, however, orbits a neutron star – remnant of stellar explosion, very different from our Sun. As of august 2017, there have been over 3600 confirmed exoplanets.


  • Essentials 

  • 51 Pegasi b 

  • Name 

  • Discovery 

  • Physical characteristics 

  • Direct detection of visible light