Exoplanet
An exoplanet or extrasolar planet is a planet that orbits a starn ither than the Sun. Stairtin in 1988, an as o 16 August 2016, thare hae been 3,501 exoplanets in 2,623 planetar seestems an 592 multiple planetary seestems confirmed.[2]
ReferencesEedit
- ↑ "Planet Population is Plentiful". ESO. 11 January 2012. Retrieved 13 January 2012.
- ↑ Schneider, J. "Interactive Extra-solar Planets Catalog". The Extrasolar Planets Encyclopedia.