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Transit · 2016

EPIC 220674823 b

This world receives 4,467× the starlight Earth does; a year lasts 13.7 hours; the light you see left it 798 years ago.

Opens the PlanetHunt visor at this world · WebGL
Size
1.6 × Earth 
A year
13.7 hours0.0132 AU
Temperature
2,051 °C2,324 K

About this world

EPIC 220674823 b is a super-Earth orbiting EPIC 220674823, a yellow, Sun-like star (type G5V) 798 light-years from Earth. It is about 1.6 times the size of Earth and holds 7.5 Earth masses. It completes an orbit every 13.7 hours at 0.013 AU from its star, closer than Mercury is to the Sun.

Its equilibrium temperature is about 2,324 K (2,051 °C): far too hot for liquid water on its surface. By the "cosmic shoreline", its star has probably stripped its atmosphere away, leaving bare rock.

It was discovered in 2016 by transit with K2. A planet crosses its star and dims it by a tiny, periodic fraction. EPIC 220674823 has 2 known planets; the others are EPIC 220674823 c.

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