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The K2-80 System

3 planets Taurus

K2-80 is a planetary system in the constellation Taurus hosting 3 confirmed exoplanets, about 655 light-years from Earth.

Size Comparison: The Planets of K2-80

Earth1.00 R⊕b2.01 R⊕c1.47 R⊕d2.55 R⊕
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K2-80: Star and Habitable Zone

K2-80

Surface temperature
5,377 K (Sun: 5,772 K)
Mass
0.91 M☉
Radius
0.84 R☉
K2-80 b K2-80 c
Too hot Optimistic habitable zone Conservative habitable zone Too cold

Habitable zone of K2-80: 0.560–1.335 AU (conservative: 0.709–1.265 AU), per Kopparapu et al. (2014). Earth orbits the Sun at 1 AU.

See the full interactive habitable-zone view in the Exoplanet Explorer app ›

All 3 Planets in the K2-80 System

PlanetTypeOrbitRadiusESIDiscovered
K2-80 bMini Neptune19 d2.01 R⊕0.322016
K2-80 cSuper Earth5.6 d1.47 R⊕0.292016
K2-80 dMini Neptune29 d2.55 R⊕0.332018

Discovery History

The first planet found here, K2-80 b, was discovered in 2016 using the transit method. The most recent addition, K2-80 d, followed in 2018.

Frequently Asked Questions About K2-80

How many planets does K2-80 have?

K2-80 has 3 confirmed exoplanets. More may await discovery.

Are any planets in the K2-80 system habitable?

None of the known planets in K2-80 orbit within the star's habitable zone.

How far away is K2-80?

K2-80 is about 655 light-years from Earth in the constellation Taurus.

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