Astrophysics (Index)About

HD 189733 b

(hot Jupiter orbiting an orange dwarf)

HD 189733 b is a hot Jupiter about 64 light-years' distant, orbiting a K-type star (i.e., orange dwarf, HD 189733 A), which is the larger star of a binary system also including and a red dwarf (HD 189733 B). The planet was discovered in 2005 by the radial velocity method with the ELODIE spectrograph on the OHP 1.93 m telescope. Transits were detected later. Planet characteristics:

(exoplanet,transit method,gas giant)
Further reading:
/Lookback Years
~019.7pc64.3lyHD 189733 b
Coordinates:HD 189733 b