Download - Exoplanets
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ExoplanetsPresented by Jodi McCullough
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Exoplanet or Extra Solar Planet
Planet that orbits another star, stellar remnant or brown dwarf.
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First Exoplanet
1992Radio astronomers Aleksander Wolszczan and Dale Frail Two planets orbiting the pulsar PSR 1257+12
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First Exoplanet around Main Sequence Star
1995 Michel Mayor and Didier Queloz of the University of Geneva
G-type star 51 Pegasi
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As of May 29, 2015
1928 planets in 1219 planetary systems confirmed.
484 multiple planetary systems
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There is at least one planet on average per star in our galaxy.
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Around 1 in 5 Sun-like stars have an "Earth-sized“planet in the habitable zone.
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How to Find an Exoplanethttps://www.youtube.com/watch?v=AnX7ExBjrHw
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Selection BiasLarge Planets are easier to detect.
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Naming
Star bStar cStar d
51 Pegasi b
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www.exoplanets.org