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Exoplanet SDSS J1228+1040 b
Exoplanet SDSS J1228+1040 b orbits star SDSS J1228+1040 that lies 413 light years away from the Sun.
It has about 150px of Earth radius and orbits its star much closer than Earth orbits Sun.
Sun distance
413 light years
413 light years
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SDSS J1228+1040 b
Exoplanet, ultra-short period
Star: SDSS J1228+1040
Distance from the star: 0.0034 AU
Orbit around star: 0.0857 days
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Orbital period
Orbital period of exoplanet SDSS J1228+1040 b around its star is 0.0857 days.
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
Size: 0.01 R Earth
Temperature: 1800 K | 1526.85 °C
Year of discovery: 2019
Other designations of this exoplanet
WD 1226+110 b, SDSS J122859.92+104033.0 b, WISEA J122859.87+104032.8 b
WD 1226+110 b, SDSS J122859.92+104033.0 b, WISEA J122859.87+104032.8 b
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SDSS J1228+1040 system structure
Exoplanet SDSS J1228+1040 b orbits star SDSS J1228+1040, which has lower mass than Sun. It is the only known exoplanet orbiting this star
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SDSS J1228+1040 | ||||||||
| SDSS J1228+1040 b | 0 AU | 0 R⊕ | 0.1 days | ||||||
Comparison
When comparing to the Solar system planets, SDSS J1228+1040 b orbits its star closer than Mercury orbits the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
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Size | 0.03 | 0.01 | 0.01 | 0.02 | 0 | 0 | 0 | 0 |
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Distance | 0.01 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
|
Temperature | 4.09 | 2.44 | 6.25 | 8.65 | 11.04 | 13.53 | 23.08 | 25 |
Habitability
Habitable zone of the star: 0.04 - 0.06 AU
The planet orbits too close to its star and is exposed to extreme temperatures and radiation prohibiting life as we know it.