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Transit · 2019

NGTS-8 b

This world receives 503× the starlight Earth does; a year lasts 2.5 days; the light you see left it 1.4 thousand years ago.

Opens the PlanetHunt visor at this world · WebGL
Size
1.1 × Jupiter 
A year
2.5 days0.035 AU
Temperature
1,072 °C1,345 K

About this world

NGTS-8 b is a gas giant orbiting NGTS-8, an orange dwarf (type K0V) 1.4 thousand light-years from Earth. It is about 1.1 times the size of Jupiter and holds 0.93 Jupiter masses. It completes an orbit every 2.5 days at 0.035 AU from its star, closer than Mercury is to the Sun.

Its equilibrium temperature is about 1,345 K (1,072 °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 2019 by transit with Next-Generation Transit Survey (NGTS). A planet crosses its star and dims it by a tiny, periodic fraction.

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