PH1 (exoplanet)

PH1 b or Kepler-64b is an exoplanet that was found in October 2012 by the two amateur astronomers Kian Jek and Robert Gagliano as part of the Planet Hunters project and using data from NASA's Kepler mission . It is a gas giant orbiting two stars in the four-fold star system Kepler-64 (PH1), further away the stars and the planet are orbited by two more stars. The planet is about the size of Neptune .

Web links

• Amateur astronomers find planets in quadruple star system October 17, 2012
• YaleNews - Armchair astronomers find planet in four-star system October 15, 2012
• Sterne und Weltraum.de - Exoplanets, A planet in a four-star system discovered October 16, 2012