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Radial velocity · 2016

HD 35759 b

This world receives 22.8× the starlight Earth does; a year lasts 82.5 days; the light you see left it 232 years ago.

Opens the PlanetHunt visor at this world · WebGL
Size
1.2 × Jupiterestimated
A year
82.5 days0.389 AU
Temperature
348 °C622 K

About this world

HD 35759 b is a gas giant orbiting HD 35759, a yellow, Sun-like star (type G0) 232 light-years from Earth. It is about 1.2 times the size of Jupiter (its size estimated from its mass), with at least 3.8 Jupiter masses (a minimum, measured by radial velocity). It completes an orbit every 82.5 days at 0.39 AU from its star, closer than Mercury is to the Sun, on a strongly elongated orbit (e = 0.39).

Its equilibrium temperature is about 622 K (348 °C): far too hot for liquid water on its surface. At its size it almost certainly keeps a deep envelope of hydrogen and helium.

It was discovered in 2016 by radial velocity with Haute-Provence Observatory. The star wobbles toward and away from us, Doppler-shifting its spectrum.

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