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Exoplanet Epsilon Reticuli A b
Exoplanet Epsilon Reticuli A b orbits star Epsilon Reticuli A that lies 60 light years away from the Sun.
It weighs about 495.935 Earth masses and orbits its star further than Earth orbits Sun.
Sun distance
60 light years
60 light years
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Epsilon Reticuli A b
Exoplanet, gas giant
Star: Epsilon Reticuli A
Distance from the star: 1.271 AU
Orbit around star: 428.1 days
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Orbital period
Orbital period of exoplanet Epsilon Reticuli A b around its star is 428.1 days (or 1.2 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: 495.935 M Earth
| 1.5605 M Jupiter
Exoplanet mass
Exoplanet Epsilon Reticuli A b has 495.935 Earth masses (or 1.5605 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
Year of discovery: 2000 (radial velocity)
Other designations of this exoplanet
* eps Ret b, GEN# +1.00027442 b, IRAS 04156-5925 b, TIC 198079199 b, ** JSP 56A b, GJ 167.3 b, Gliese 167.3 b, JP11 882 b, TYC 8508-2041-1 b, AKARI-IRC-V1 J0416290-591809 b, Gliese 9153 b, GJ 9153 b, 2MASS J04162902-5918078 b, UBV 4189 b, CCDM J04165-5918A b, GSC 08508-02041 b, PLX 958 b, UBV M 10085 b, CPC 20 1085 b, HD 27442A b, PLX 958.00 b, uvby98 100027442 b, CPD-59 324 b, HD 27442 b, PPM 333351 b, WDS J04165-5918A b, CSI-59 324 41 b, HIC 19921 b, SAO 233463 b, WEB 3804 b, FAUST 538 b, HIP 19921 b, SKY# 6536 b, [BBW2000] FD 58 b, GC 5194 b, HR 1355 b, SPOCS 209 b, Gaia DR2 4678664766394767616 b, GCRV 2468 b, IDS 04148-5932 A b, TD1 3044 b
* eps Ret b, GEN# +1.00027442 b, IRAS 04156-5925 b, TIC 198079199 b, ** JSP 56A b, GJ 167.3 b, Gliese 167.3 b, JP11 882 b, TYC 8508-2041-1 b, AKARI-IRC-V1 J0416290-591809 b, Gliese 9153 b, GJ 9153 b, 2MASS J04162902-5918078 b, UBV 4189 b, CCDM J04165-5918A b, GSC 08508-02041 b, PLX 958 b, UBV M 10085 b, CPC 20 1085 b, HD 27442A b, PLX 958.00 b, uvby98 100027442 b, CPD-59 324 b, HD 27442 b, PPM 333351 b, WDS J04165-5918A b, CSI-59 324 41 b, HIC 19921 b, SAO 233463 b, WEB 3804 b, FAUST 538 b, HIP 19921 b, SKY# 6536 b, [BBW2000] FD 58 b, GC 5194 b, HR 1355 b, SPOCS 209 b, Gaia DR2 4678664766394767616 b, GCRV 2468 b, IDS 04148-5932 A b, TD1 3044 b
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Epsilon Reticuli system structure
Exoplanet Epsilon Reticuli A b orbits star Epsilon Reticuli A, which has bigger mass than Sun. It is the only known exoplanet orbiting this star
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Epsilon Reticuli A | ||||||||
| Epsilon Reticuli A b | 1.27 AU | 495.9 M⊕ | 428.1 days | ||||||
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Epsilon Reticuli B | ||||||||
Comparison
When comparing to the Solar system planets, Epsilon Reticuli A b has 1.56 times the mass of Jupiter and it orbits its star a little closer than Mars.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
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Mass | 9017 | 608.51 | 495.94 | 4508.5 | 1.56 | 5.21 | 33.97 | 28.83 |
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Distance | 3.26 | 1.76 | 1.27 | 0.83 | 0.24 | 0.13 | 0.07 | 0.04 |
Habitability
Habitable zone of the star: 2.9 - 4.2 AU
The planet is too hot to sustain liquid water.