HD 189733 b · Asteria Star

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

HD 189733

Spectral type

K2 V

Temperature

5,052 K

Mass

0.79 M☉

Discovery and detection

Detection method

Radial Velocity Method

Discovery year

2005

Knowledge connections

OrbitsHD 189733
Discovered by methodRadial Velocity Method
Catalogued inNASA Exoplanet Archive

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