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WHB312: red giant star with 3 planets

 
WHB312.1
 
WHB312.2
  WHB312.3  

Solar system 'WHB312' is a dual star system that comprises the stars 'WHB312.A' and 'WHB312.B' and the retinue of celestial objects gravitationally bound to them: 3 planets and their 122 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'WHB312.A' and 'WHB312.B' that dominate it gravitationally. 'WHB312.A' is a red giant class star that contains about 74% of the system's known mass, 'WHB312.B' is a yellow dwarf class star that contains about 24% of the system's known mass.

System 'WHB312' is located more than 2944 lightyears from the center of the galaxy.

This solar system comprises 3 planets

WHB312.1 is a large terrestrial planet (7822 km radius) which orbits its star in 233 Earth days, one day on WHB312.1 lasts 7 Earth hours. Its average temperature is 1212 K (939 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 5 moons.
WHB312.2 is a medium terrestrial planet (6002 km radius) which orbits its star in 1161 Earth days, one day on WHB312.2 lasts 9 Earth hours. Its average temperature is 1639 K (1366 C), its atmosphere mainly consists of hydrogen and it has 18 moons.
WHB312.3 is a large gas giant (46190 km radius) which orbits its star in 38972 Earth days, one day on WHB312.3 lasts 3 Earth hours. Its average temperature is 1023 K (750 C), its atmosphere mainly consists of hydrogen and it has 99 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:WHB312.1WHB312.2WHB312.3
distance from star:51*106 km150*106 km1562*106 km
radius:7822 km6002 km46190 km
mass:3828*1021 kg1729*1021 kg788376*1021 kg
surface gravity: 4.17 m/s2
0.42 Earths
3.20 m/s2
0.32 Earths
24.6 m/s2
2.51 Earths
escape velocity:8.082 km/s6.201 km/s47.73 km/s
year: 798 WHB312.1 days
233 Earth days
3096 WHB312.2 days
1161 Earth days
311776 WHB312.3 days
38972 Earth days
day:7 hrs9 hrs3 hrs
axial tilt:124°37°
temperature:1212 K
939 C
1639 K
1366 C
1023 K
750 C
atmosphere:19% H2
4% He
31% N2
46% O2
0% other
92% H2
8% He
0% other
97% H2
3% He
0% other
moons:51899
rings:4130

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