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AsteriaStar
Hot Jupiter · HD 189733

HD 189733 b

ExoplanetsDiscovered 2005

Scientific overview

HD 189733 b is a hot jupiter orbiting HD 189733, completing an orbit every 2 days, about 64 light-years from Earth. It was discovered in 2005 using the radial velocity method.

Host star

Host star
HD 189733
Spectral type
K2 V
Temperature
5,052 K
Mass
0.79 M☉

Discovery and detection

Knowledge connections