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Kepler-67 is a star in the
open cluster An open cluster is a type of star cluster made of up to a few thousand stars that were formed from the same giant molecular cloud and have roughly the same age. More than 1,100 open clusters have been discovered within the Milky Way galaxy, and ...
NGC 6811 in the
constellation A constellation is an area on the celestial sphere in which a group of visible stars forms Asterism (astronomy), a perceived pattern or outline, typically representing an animal, mythological subject, or inanimate object. The origins of the e ...
Cygnus. It has slightly less mass than the
Sun The Sun is the star at the center of the Solar System. It is a nearly perfect ball of hot plasma, heated to incandescence by nuclear fusion reactions in its core. The Sun radiates this energy mainly as light, ultraviolet, and infrared radi ...
and has one confirmed planet, slightly smaller than
Neptune Neptune is the eighth planet from the Sun and the farthest known planet in the Solar System. It is the fourth-largest planet in the Solar System by diameter, the third-most-massive planet, and the densest giant planet. It is 17 times ...
, announced in 2013.The same frequency of planets inside and outside open clusters of stars
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Planetary system


References


External links


Kepler 67, Exoplanet.eu
{{2013 in space G-type main-sequence stars Cygnus (constellation) 2115 Planetary transit variables Planetary systems with one confirmed planet