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Transit · 2018

EPIC 211945201 b

This world receives 101× the starlight Earth does; a year lasts 19.5 days; the light you see left it 593 years ago.

Opens the PlanetHunt visor at this world · WebGL
Size
5.8 × Earth 
A year
19.5 days0.149 AU
Temperature
544 °C817 K

About this world

EPIC 211945201 b is a Neptune-like planet orbiting EPIC 211945201, a yellow, Sun-like star (type G0) 593 light-years from Earth. It is about 5.8 times the size of Earth and holds 11 Earth masses. It completes an orbit every 19.5 days at 0.15 AU from its star, closer than Mercury is to the Sun.

Its equilibrium temperature is about 817 K (544 °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 2018 by transit with K2. A planet crosses its star and dims it by a tiny, periodic fraction.

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