stars
exoplanets
news
Exoplanet 47 Ursae Majoris b
Exoplanet 47 Ursae Majoris b orbits star 47 Ursae Majoris that lies 45 light years away from the Sun.
It weighs about 804.305 Earth masses and orbits its star further than Earth orbits Sun.
Sun distance
45 light years
45 light years
Loading may take a moment.
47 Ursae Majoris b
Exoplanet, gas giant
Star: 47 Ursae Majoris
Distance from the star: 2.10 AU
Orbit around star: 1078 days
+
Orbital period
Orbital period of exoplanet 47 Ursae Majoris b around its star is 1078 days (or 3 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: 804.305 M Earth
| 2.5309 M Jupiter
Exoplanet mass
Exoplanet 47 Ursae Majoris b has 804.305 Earth masses (or 2.5309 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
Temperature: 200 K | -73.15 °C
Year of discovery: 1996 (radial velocity)
Other designations of this exoplanet
Chalawan b, BD+41°2147 b, BD+41 2147 b, FK5 1282 b, GC 15087 b, GCTP 2556.00 b, Gliese 407 b, GJ 407 b, HD 95128 b, HIC 53721 b, HIP 53721 b, HR 4277 b, LTT 12934 b, SAO 43557 b, * 47 UMa b, IRAS 10566+4041 b, 2MASS J10592802+4025485 b, NLTT 25907 b, TIC 21535479 b, TYC 3009-2703-1 b, WISEA J105927.66+402549.4 b
Chalawan b, BD+41°2147 b, BD+41 2147 b, FK5 1282 b, GC 15087 b, GCTP 2556.00 b, Gliese 407 b, GJ 407 b, HD 95128 b, HIC 53721 b, HIP 53721 b, HR 4277 b, LTT 12934 b, SAO 43557 b, * 47 UMa b, IRAS 10566+4041 b, 2MASS J10592802+4025485 b, NLTT 25907 b, TIC 21535479 b, TYC 3009-2703-1 b, WISEA J105927.66+402549.4 b
Advertisement
47 Ursae Majoris system structure
Exoplanet 47 Ursae Majoris b orbits star 47 Ursae Majoris, which has bigger mass than Sun. It is one of 3 known exoplanets orbiting this star.
|
|
47 Ursae Majoris | ||||||||
| 47 Ursae Majoris b | 2.1 AU | 804.3 M⊕ | 1078 days | ||||||
| 47 Ursae Majoris c | 3.6 AU (HZ) | 171.7 M⊕ | 2391 days | ||||||
| 47 Ursae Majoris d | 11.6 AU | 521.4 M⊕ | 14002 days | ||||||
Comparison
When comparing to the Solar system planets, 47 Ursae Majoris b has 2.53 times the mass of Jupiter and it orbits its star between distances of Mars and Jupiter from the Sun.
| Mercury | Venus | Earth | Mars | Jupiter | Saturn | Uranus | Neptune | ||
|---|---|---|---|---|---|---|---|---|---|
|
Mass | 14623.73 | 986.88 | 804.31 | 7311.86 | 2.53 | 8.45 | 55.09 | 46.76 |
|
Distance | 5.38 | 2.9 | 2.1 | 1.38 | 0.4 | 0.22 | 0.11 | 0.07 |
|
Temperature | 0.45 | 0.27 | 0.69 | 0.96 | 1.23 | 1.5 | 2.56 | 2.78 |
Habitability
Habitable zone of the star: 2.7 - 3.9 AU
The planet is orbiting on the edge of the habitable zone of its star.
The planet is a gas giant and has no surface, however life could still be possible in its atmosphere or on the potential moons orbiting the planet.