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Sigma Draconis b
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Exoplanet Sigma Draconis b

(Unconfirmed Exoplanet)
Sigma Draconis b is an unconfirmed exoplanet detected around star Sigma Draconis. More observations are needed to confirm its existence.
Sun distance
19 light years
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iconSigma Draconis b

Exoplanet
icon distanceDistance from the star: 0.814 AU

Basic characteristic

icon weight
Mass: 12 M Earth
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Exoplanet mass
Exoplanet Sigma Draconis b has 12 Earth masses, or 0.82 times the mass of Uranus.

The mass of an exoplanet is one of the most important characteristics for understanding what kind of world it is — whether it’s small and rocky like Earth or large and gaseous like Jupiter. Mass provides key information about the planet’s composition, gravity, and formation history... icon More about Exoplanet mass in StellarGuide
Other designations of this exoplanet
Alsafi b, Gliese 764 b, GJ 764 b, σ Draconis b, 61 Draconis b, BD+69°1053 b, GCTP 4607.00 b, HD 185144 b, HIC 96100 b, HIP 96100 b, HR 7462 b, LHS 477 b, GAT 1255 b, LFT 1486 b, LTT 15713 b, 2MASS J19322153+6939413 b, NLTT 47961 b, ROT 2825 b, TIC 259237827 b, TYC 4448-2481-1 b, WISEA J193222.79+693922.3 b, WDS J19324+6940A b
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Sigma Draconis system structure

Exoplanet Sigma Draconis b orbits star Sigma Draconis, which has lower mass than Sun. It is the only known exoplanet orbiting this star
 Sigma Draconis
Sigma Draconis b
unconfirmed
 0.81 AU 12 M⊕ -

Comparison

When comparing to the Solar system planets, Sigma Draconis b has 82 % of mass of Uranus and it orbits its star between distances of Venus and Earth from the Sun.
Mercury Venus Earth Mars Jupiter Saturn Uranus Neptune
icon mass Mass 218.1814.7212109.090.040.130.820.7
icon distance Distance2.091.130.810.530.160.090.040.03

Habitability

Habitable zone of the star: 0.81 - 1.2 AU
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The planet is orbiting inside the habitable zone of its star.

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