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WHC846: yellow dwarf star with 19 planets

  WHC846.1   WHC846.2   WHC846.3  
WHC846.4
  WHC846.5   WHC846.6   WHC846.7   WHC846.8   WHC846.9   WHC846.10   WHC846.11   WHC846.12  
WHC846.13
 
WHC846.14
  WHC846.15  
WHC846.16
 
WHC846.17
  WHC846.18   WHC846.19  

Solar system 'WHC846' comprises the star 'WHC846' and the retinue of celestial objects gravitationally bound to it: 19 planets and their 1013 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'WHC846', a yellow dwarf class star that contains about 99.61% of the system's known mass and dominates it gravitationally. WHC846 is located more than 2504 lightyears from the center of the galaxy.

WHC846.4, the fourth planet in this system, may feature life forms. Its average temperature is 284K (11C) and it's atmosphere contains 17% of oxygen. One year on WHC846.4 lasts 1792 days, one day lasts 21 hours. It's diameter is 20684 km, 1.6 times the diameter of the Earth.

This solar system comprises 19 planets

WHC846.1 is a very small terrestrial planet (2128 km radius) which orbits its star in 48 Earth days, one day on WHC846.1 lasts 74 Earth hours. Its average temperature is 1100 K (827 C), its atmosphere mainly consists of nitrogen and it has 0 moons.
WHC846.2 is a medium terrestrial planet (5650 km radius) which orbits its star in 301 Earth days, one day on WHC846.2 lasts 26 Earth hours. Its average temperature is 1534 K (1261 C), its atmosphere mainly consists of nitrogen and it has 5 moons.
WHC846.3 is a large terrestrial planet (8260 km radius) which orbits its star in 975 Earth days, one day on WHC846.3 lasts 22 Earth hours. Its average temperature is 479 K (206 C), its atmosphere mainly consists of nitrogen, oxygen and it has 14 moons.
WHC846.4 is a very large terrestrial planet (10342 km radius) which orbits its star in 1792 Earth days, one day on WHC846.4 lasts 21 Earth hours. Its average temperature is 284 K (11 C), its atmosphere mainly consists of nitrogen, oxygen and it has 33 moons.
WHC846.5 is a very large terrestrial planet (10316 km radius) which orbits its star in 3292 Earth days, one day on WHC846.5 lasts 21 Earth hours. Its average temperature is 158 K (-115 C), its atmosphere mainly consists of nitrogen and it has 19 moons.
WHC846.6 is a large terrestrial planet (8568 km radius) which orbits its star in 6049 Earth days, one day on WHC846.6 lasts 22 Earth hours. Its average temperature is 84 K (-189 C), its atmosphere mainly consists of nitrogen, oxygen and it has 18 moons.
WHC846.7 is a very small terrestrial planet (2590 km radius) which orbits its star in 11113 Earth days, one day on WHC846.7 lasts 56 Earth hours. Its average temperature is 43 K (-230 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
WHC846.8 is a very small terrestrial planet (2670 km radius) which orbits its star in 20416 Earth days, one day on WHC846.8 lasts 54 Earth hours. Its average temperature is 22 K (-251 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
WHC846.9 is a large terrestrial planet (7179 km radius) which orbits its star in 37507 Earth days, one day on WHC846.9 lasts 23 Earth hours. Its average temperature is 11 K (-262 C), its atmosphere mainly consists of nitrogen, oxygen and it has 22 moons.
WHC846.10 is a very large terrestrial planet (10255 km radius) which orbits its star in 68906 Earth days, one day on WHC846.10 lasts 21 Earth hours. Its average temperature is 5 K (-268 C), its atmosphere mainly consists of nitrogen, oxygen and it has 31 moons.
WHC846.11 is a large terrestrial planet (7250 km radius) which orbits its star in 126589 Earth days, one day on WHC846.11 lasts 23 Earth hours. Its average temperature is 2 K (-271 C), its atmosphere mainly consists of nitrogen, oxygen and it has 5 moons.
WHC846.12 is a large gas giant (71631 km radius) which orbits its star in 232559 Earth days, one day on WHC846.12 lasts 19 Earth hours. Its average temperature is 1710 K (1437 C), its atmosphere mainly consists of hydrogen and it has 176 moons.
WHC846.13 is a large gas giant (77690 km radius) which orbits its star in 427238 Earth days, one day on WHC846.13 lasts 19 Earth hours. Its average temperature is 1572 K (1299 C), its atmosphere mainly consists of hydrogen, helium and it has 96 moons.
WHC846.14 is a large gas giant (48983 km radius) which orbits its star in 784887 Earth days, one day on WHC846.14 lasts 19 Earth hours. Its average temperature is 1238 K (965 C), its atmosphere mainly consists of hydrogen, helium and it has 81 moons.
WHC846.15 is a large gas giant (62620 km radius) which orbits its star in 1441930 Earth days, one day on WHC846.15 lasts 19 Earth hours. Its average temperature is 1730 K (1457 C), its atmosphere mainly consists of hydrogen, helium and it has 150 moons.
WHC846.16 is a large gas giant (42605 km radius) which orbits its star in 2648994 Earth days, one day on WHC846.16 lasts 19 Earth hours. Its average temperature is 1191 K (918 C), its atmosphere mainly consists of hydrogen, helium and it has 50 moons.
WHC846.17 is a large terrestrial planet (8374 km radius) which orbits its star in 4866513 Earth days, one day on WHC846.17 lasts 22 Earth hours. Its average temperature is 1797 K (1524 C), its atmosphere mainly consists of hydrogen, helium and it has 126 moons.
WHC846.18 is a large terrestrial planet (8300 km radius) which orbits its star in 8940356 Earth days, one day on WHC846.18 lasts 22 Earth hours. Its average temperature is 1644 K (1371 C), its atmosphere mainly consists of hydrogen, helium and it has 135 moons.
WHC846.19 is a massive terrestrial planet (15393 km radius) which orbits its star in 16424484 Earth days, one day on WHC846.19 lasts 20 Earth hours. Its average temperature is 1366 K (1093 C), its atmosphere mainly consists of hydrogen and it has 52 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:WHC846.1WHC846.2WHC846.3WHC846.4WHC846.5
distance from star:18*106 km61*106 km133*106 km200*106 km300*106 km
radius:2128 km5650 km8260 km10342 km10316 km
mass:77*1021 kg1442*1021 kg4508*1021 kg8849*1021 kg8782*1021 kg
surface gravity: 1.13 m/s2
0.11 Earths
3.01 m/s2
0.30 Earths
4.40 m/s2
0.44 Earths
5.52 m/s2
0.56 Earths
5.50 m/s2
0.56 Earths
escape velocity:2.197 km/s5.836 km/s8.535 km/s10.68 km/s10.66 km/s
year: 15 WHC846.1 days
48 Earth days
277 WHC846.2 days
301 Earth days
1063 WHC846.3 days
975 Earth days
2048 WHC846.4 days
1792 Earth days
3762 WHC846.5 days
3292 Earth days
day:74 hrs26 hrs22 hrs21 hrs21 hrs
axial tilt:27°28°117°186°
temperature:1100 K
827 C
1534 K
1261 C
479 K
206 C
284 K
11 C
158 K
-115 C
atmosphere:86% N2
9% O2
5% CO2
0% other
98% N2
2% O2
0% other
56% N2
44% O2
0% other
79% N2
17% O2
4% CO2
0% other
94% N2
5% O2
1% CO2
0% other
moons:05143319
rings:00030

planet:WHC846.6WHC846.7WHC846.8WHC846.9WHC846.10
distance from star:451*106 km676*106 km1015*106 km1522*106 km2284*106 km
radius:8568 km2590 km2670 km7179 km10255 km
mass:5031*1021 kg138*1021 kg152*1021 kg2959*1021 kg8627*1021 kg
surface gravity: 4.57 m/s2
0.46 Earths
1.37 m/s2
0.14 Earths
1.42 m/s2
0.14 Earths
3.83 m/s2
0.39 Earths
5.47 m/s2
0.55 Earths
escape velocity:8.853 km/s2.666 km/s2.756 km/s7.417 km/s10.59 km/s
year: 6598 WHC846.6 days
6049 Earth days
4762 WHC846.7 days
11113 Earth days
9073 WHC846.8 days
20416 Earth days
39137 WHC846.9 days
37507 Earth days
78749 WHC846.10 days
68906 Earth days
day:22 hrs56 hrs54 hrs23 hrs21 hrs
axial tilt:27°30°14°23°
temperature:84 K
-189 C
43 K
-230 C
22 K
-251 C
11 K
-262 C
5 K
-268 C
atmosphere:58% N2
40% O2
2% CO2
0% other
3% H2
1% He
74% N2
17% O2
5% CO2
0% other
66% N2
33% O2
1% CO2
0% other
3% H2
1% He
62% N2
32% O2
2% CO2
0% other
2% H2
1% He
62% N2
33% O2
2% CO2
0% other
moons:18002231
rings:00000

planet:WHC846.11WHC846.12WHC846.13WHC846.14WHC846.15
distance from star:3426*106 km5139*106 km7709*106 km11563*106 km17345*106 km
radius:7250 km71631 km77690 km48983 km62620 km
mass:3048*1021 kg2940309*1021 kg3751330*1021 kg940212*1021 kg1964396*1021 kg
surface gravity: 3.87 m/s2
0.39 Earths
38.2 m/s2
3.90 Earths
41.4 m/s2
4.23 Earths
26.1 m/s2
2.66 Earths
33.4 m/s2
3.41 Earths
escape velocity:7.491 km/s74.02 km/s80.28 km/s50.61 km/s64.71 km/s
year: 132092 WHC846.11 days
126589 Earth days
293758 WHC846.12 days
232559 Earth days
539669 WHC846.13 days
427238 Earth days
991436 WHC846.14 days
784887 Earth days
1821385 WHC846.15 days
1441930 Earth days
day:23 hrs19 hrs19 hrs19 hrs19 hrs
axial tilt:77°10°
temperature:2 K
-271 C
1710 K
1437 C
1572 K
1299 C
1238 K
965 C
1730 K
1457 C
atmosphere:78% N2
21% O2
1% CO2
0% other
99% H2
1% He
0% other
82% H2
18% He
0% other
80% H2
20% He
0% other
87% H2
13% He
0% other
moons:51769681150
rings:001340

planet:WHC846.16WHC846.17WHC846.18WHC846.19
distance from star:26018*106 km39027*106 km58541*106 km87811*106 km
radius:42605 km8374 km8300 km15393 km
mass:618688*1021 kg4697*1021 kg4574*1021 kg29178*1021 kg
surface gravity: 22.7 m/s2
2.32 Earths
4.47 m/s2
0.45 Earths
4.43 m/s2
0.45 Earths
8.21 m/s2
0.83 Earths
escape velocity:44.02 km/s8.652 km/s8.576 km/s15.90 km/s
year: 3346097 WHC846.16 days
2648994 Earth days
5308923 WHC846.17 days
4866513 Earth days
9753115 WHC846.18 days
8940356 Earth days
19709380 WHC846.19 days
16424484 Earth days
day:19 hrs22 hrs22 hrs20 hrs
axial tilt:
temperature:1191 K
918 C
1797 K
1524 C
1644 K
1371 C
1366 K
1093 C
atmosphere:76% H2
24% He
0% other
88% H2
12% He
0% other
89% H2
11% He
0% other
97% H2
3% He
0% other
moons:5012613552
rings:212200

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