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WHB822: red dwarf star with 8 planets

  WHB822.1   WHB822.2   WHB822.3   WHB822.4   WHB822.5  
WHB822.6
  WHB822.7  
WHB822.8
 

Solar system 'WHB822' comprises the star 'WHB822' and the retinue of celestial objects gravitationally bound to it: 8 planets and their 525 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'WHB822', a red dwarf class star that contains about 99.74% of the system's known mass and dominates it gravitationally. WHB822 is located more than 5301 lightyears from the center of the galaxy.

WHB822.1, the first planet in this system, may feature life forms. Its average temperature is 259K (-14C) and it's atmosphere contains 40% of oxygen. One year on WHB822.1 lasts 337 days, one day lasts 12 hours. It's diameter is 15392 km, 1.2 times the diameter of the Earth.

This solar system comprises 8 planets

WHB822.1 is a large terrestrial planet (7696 km radius) which orbits its star in 337 Earth days, one day on WHB822.1 lasts 12 Earth hours. Its average temperature is 259 K (-14 C), its atmosphere mainly consists of nitrogen, oxygen and it has 20 moons.
WHB822.2 is a very small terrestrial planet (2331 km radius) which orbits its star in 620 Earth days, one day on WHB822.2 lasts 54 Earth hours. Its average temperature is 231 K (-42 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
WHB822.3 is a large terrestrial planet (7543 km radius) which orbits its star in 1139 Earth days, one day on WHB822.3 lasts 12 Earth hours. Its average temperature is 154 K (-119 C), its atmosphere mainly consists of nitrogen, oxygen and it has 48 moons.
WHB822.4 is a very large terrestrial planet (9379 km radius) which orbits its star in 2093 Earth days, one day on WHB822.4 lasts 10 Earth hours. Its average temperature is 91 K (-182 C), its atmosphere mainly consists of nitrogen, oxygen and it has 26 moons.
WHB822.5 is a very small terrestrial planet (2242 km radius) which orbits its star in 3846 Earth days, one day on WHB822.5 lasts 57 Earth hours. Its average temperature is 50 K (-223 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 0 moons.
WHB822.6 is a large gas giant (46169 km radius) which orbits its star in 35539 Earth days, one day on WHB822.6 lasts 8 Earth hours. Its average temperature is 1522 K (1249 C), its atmosphere mainly consists of hydrogen and it has 158 moons.
WHB822.7 is a medium gas giant (31881 km radius) which orbits its star in 91144 Earth days, one day on WHB822.7 lasts 8 Earth hours. Its average temperature is 1782 K (1509 C), its atmosphere mainly consists of hydrogen, helium and it has 180 moons.
WHB822.8 is a large gas giant (58894 km radius) which orbits its star in 222673 Earth days, one day on WHB822.8 lasts 8 Earth hours. Its average temperature is 1016 K (743 C), its atmosphere mainly consists of hydrogen, helium and it has 93 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:WHB822.1WHB822.2WHB822.3WHB822.4WHB822.5
distance from star:65*106 km98*106 km148*106 km222*106 km333*106 km
radius:7696 km2331 km7543 km9379 km2242 km
mass:3646*1021 kg101*1021 kg3433*1021 kg6600*1021 kg90*1021 kg
surface gravity: 4.10 m/s2
0.41 Earths
1.24 m/s2
0.12 Earths
4.02 m/s2
0.41 Earths
5.00 m/s2
0.51 Earths
1.19 m/s2
0.12 Earths
escape velocity:7.952 km/s2.404 km/s7.794 km/s9.691 km/s2.314 km/s
year: 674 WHB822.1 days
337 Earth days
275 WHB822.2 days
620 Earth days
2278 WHB822.3 days
1139 Earth days
5023 WHB822.4 days
2093 Earth days
1619 WHB822.5 days
3846 Earth days
day:12 hrs54 hrs12 hrs10 hrs57 hrs
axial tilt:236°10°15°12°
temperature:259 K
-14 C
231 K
-42 C
154 K
-119 C
91 K
-182 C
50 K
-223 C
atmosphere:3% H2
1% He
56% N2
40% O2
0% other
71% N2
27% O2
2% CO2
0% other
3% H2
1% He
72% N2
24% O2
0% other
1% H2
1% He
79% N2
16% O2
3% CO2
0% other
25% H2
4% He
22% N2
48% O2
1% CO2
0% other
moons:20048260
rings:00000

planet:WHB822.6WHB822.7WHB822.8
distance from star:1469*106 km2752*106 km4992*106 km
radius:46169 km31881 km58894 km
mass:787302*1021 kg259230*1021 kg1634192*1021 kg
surface gravity: 24.6 m/s2
2.51 Earths
17.0 m/s2
1.73 Earths
31.4 m/s2
3.21 Earths
escape velocity:47.71 km/s32.94 km/s60.86 km/s
year: 106617 WHB822.6 days
35539 Earth days
273432 WHB822.7 days
91144 Earth days
668019 WHB822.8 days
222673 Earth days
day:8 hrs8 hrs8 hrs
axial tilt:23°
temperature:1522 K
1249 C
1782 K
1509 C
1016 K
743 C
atmosphere:100% H2
0% other
79% H2
21% He
0% other
82% H2
18% He
0% other
moons:15818093
rings:1805

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