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Exoplanet HD 100546 b
Exoplanet HD 100546 b orbits star HD 100546 that lies 359 light years away from the Sun.
It weighs about 524.547 Earth masses and orbits its star further than Earth orbits Sun.
Sun distance
359 light years
359 light years
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HD 100546 b
Exoplanet, super-puff
Star: HD 100546
Distance from the star: 53 AU
Orbit around star: 91250 days
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Orbital period
Orbital period of exoplanet HD 100546 b around its star is 91250 days (or 249.8 years).
The orbital period of an exoplanet is the time it takes to complete one full orbit around its star, usually measured in days. Most of the exoplanets discovered so far have orbital periods of less than one year...
More about Orbital period in StellarGuide
Basic characteristic
Mass: 524.547 M Earth
| 1.6506 M Jupiter
Exoplanet mass
Exoplanet HD 100546 b has 524.547 Earth masses (or 1.6506 Jupiter masses).
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...
More about Exoplanet mass in StellarGuide
Size: 77.341 R Earth | 6.9 R Jupiter
Density: 6 kg/m3 | 0.11 % Earth
Temperature: 932 K | 658.85 °C
Year of discovery: 2005 (imaging)
Other designations of this exoplanet
KR Mus b, HIC 56379 b, HIP 56379 b, SAO 251457 b, CD−69° 893 b, GC 15855 b, 2MASS J11332542-7011412 b, PDS 340 b, TIC 280773136 b, TYC 9229-2446-1 b, WISEA J113325.38-701141.0 b, IRAS 11312-6955 b
KR Mus b, HIC 56379 b, HIP 56379 b, SAO 251457 b, CD−69° 893 b, GC 15855 b, 2MASS J11332542-7011412 b, PDS 340 b, TIC 280773136 b, TYC 9229-2446-1 b, WISEA J113325.38-701141.0 b, IRAS 11312-6955 b
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HD 100546 system structure
Exoplanet HD 100546 b orbits star HD 100546, which has bigger mass than Sun. It is one of 2 known exoplanets orbiting this star.
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HD 100546 | ||||||||
| HD 100546 disk | 2 AU | 3.5 R⊕ | - | ||||||
| HD 100546 b | 53 AU | 524.5 M⊕ | 77.3 R⊕ | 91250 days | |||||
| HD 100546 c | 110 AU | 2702.2 M⊕ | - | ||||||
Comparison
When comparing to the Solar system planets, HD 100546 b has 1.65 times the mass of Jupiter and it orbits its star between distances of Neptune and from the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 9537.22 | 643.62 | 524.55 | 4768.61 | 1.65 | 5.51 | 35.93 | 30.5 |
|
Size | 201.99 | 81.41 | 77.34 | 145.93 | 6.9 | 8.5 | 19.34 | 20.35 |
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Density | 0 | 0 | 0 | 0 | 0 | 0.01 | 0 | 0 |
|
Distance | 135.9 | 73.31 | 53 | 34.78 | 10.19 | 5.56 | 2.76 | 1.76 |
|
Temperature | 2.12 | 1.26 | 3.24 | 4.48 | 5.72 | 7.01 | 11.95 | 12.94 |
Habitability
Habitable zone of the star: 10.6 - 15.3 AU
The planet is too cold to sustain liquid water on its surface. It is however possible that there is environment with higher temperatures on some of its potential moons.
The planet is probably a gas giant and has no surface, however life could still be possible on the potential moons orbiting it.