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WGJ991: yellow dwarf star with 20 planets

  WGJ991.1   WGJ991.2   WGJ991.3   WGJ991.4   WGJ991.5   WGJ991.6  
WGJ991.7
  WGJ991.8   WGJ991.9   WGJ991.10  
WGJ991.11
 
WGJ991.12
  WGJ991.13  
WGJ991.14
 
WGJ991.15
 
WGJ991.16
  WGJ991.17  
WGJ991.18
 
WGJ991.19
  WGJ991.20  

Solar system 'WGJ991' comprises the star 'WGJ991' and the retinue of celestial objects gravitationally bound to it: 20 planets and their 1363 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'WGJ991', a yellow dwarf class star that contains about 99.26% of the system's known mass and dominates it gravitationally. WGJ991 is located more than 2504 lightyears from the center of the galaxy.

This solar system comprises 20 planets

WGJ991.1 is a large terrestrial planet (7370 km radius) which orbits its star in 89 Earth days, one day on WGJ991.1 lasts 24 Earth hours. Its average temperature is 1629 K (1356 C), its atmosphere mainly consists of nitrogen and it has 5 moons.
WGJ991.2 is a medium terrestrial planet (5486 km radius) which orbits its star in 235 Earth days, one day on WGJ991.2 lasts 28 Earth hours. Its average temperature is 896 K (623 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 3 moons.
WGJ991.3 is a very large terrestrial planet (10420 km radius) which orbits its star in 1026 Earth days, one day on WGJ991.3 lasts 22 Earth hours. Its average temperature is 188 K (-85 C), its atmosphere mainly consists of nitrogen, oxygen and it has 37 moons.
WGJ991.4 is a medium terrestrial planet (6672 km radius) which orbits its star in 1885 Earth days, one day on WGJ991.4 lasts 25 Earth hours. Its average temperature is 111 K (-162 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 25 moons.
WGJ991.5 is a small terrestrial planet (3557 km radius) which orbits its star in 3463 Earth days, one day on WGJ991.5 lasts 39 Earth hours. Its average temperature is 62 K (-211 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 6 moons.
WGJ991.6 is a small terrestrial planet (4399 km radius) which orbits its star in 6362 Earth days, one day on WGJ991.6 lasts 32 Earth hours. Its average temperature is 33 K (-240 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 4 moons.
WGJ991.7 is a medium terrestrial planet (5187 km radius) which orbits its star in 11689 Earth days, one day on WGJ991.7 lasts 29 Earth hours. Its average temperature is 17 K (-256 C), its atmosphere mainly consists of nitrogen, oxygen and it has 25 moons.
WGJ991.8 is a small terrestrial planet (4461 km radius) which orbits its star in 21474 Earth days, one day on WGJ991.8 lasts 32 Earth hours. Its average temperature is 8 K (-265 C), its atmosphere mainly consists of nitrogen and it has 24 moons.
WGJ991.9 is a very large terrestrial planet (11816 km radius) which orbits its star in 39451 Earth days, one day on WGJ991.9 lasts 21 Earth hours. Its average temperature is 4 K (-269 C), its atmosphere mainly consists of nitrogen, oxygen and it has 35 moons.
WGJ991.10 is a medium terrestrial planet (5451 km radius) which orbits its star in 72477 Earth days, one day on WGJ991.10 lasts 28 Earth hours. Its average temperature is 2 K (-271 C), its atmosphere mainly consists of nitrogen, oxygen and it has 31 moons.
WGJ991.11 is a large terrestrial planet (7602 km radius) which orbits its star in 133149 Earth days, one day on WGJ991.11 lasts 24 Earth hours. Its average temperature is 1366 K (1093 C), its atmosphere mainly consists of hydrogen, helium and it has 147 moons.
WGJ991.12 is a small gas giant (18318 km radius) which orbits its star in 244611 Earth days, one day on WGJ991.12 lasts 20 Earth hours. Its average temperature is 1424 K (1151 C), its atmosphere mainly consists of hydrogen, helium and it has 104 moons.
WGJ991.13 is a large gas giant (48234 km radius) which orbits its star in 449380 Earth days, one day on WGJ991.13 lasts 20 Earth hours. Its average temperature is 1192 K (919 C), its atmosphere mainly consists of hydrogen and it has 99 moons.
WGJ991.14 is a large terrestrial planet (8898 km radius) which orbits its star in 825564 Earth days, one day on WGJ991.14 lasts 23 Earth hours. Its average temperature is 1953 K (1680 C), its atmosphere mainly consists of hydrogen, helium and it has 152 moons.
WGJ991.15 is a large gas giant (40212 km radius) which orbits its star in 1516658 Earth days, one day on WGJ991.15 lasts 20 Earth hours. Its average temperature is 1131 K (858 C), its atmosphere mainly consists of hydrogen and it has 105 moons.
WGJ991.16 is a large gas giant (60565 km radius) which orbits its star in 2786279 Earth days, one day on WGJ991.16 lasts 20 Earth hours. Its average temperature is 1654 K (1381 C), its atmosphere mainly consists of hydrogen and it has 173 moons.
WGJ991.17 is a large gas giant (68006 km radius) which orbits its star in 5118721 Earth days, one day on WGJ991.17 lasts 20 Earth hours. Its average temperature is 1732 K (1459 C), its atmosphere mainly consists of hydrogen and it has 149 moons.
WGJ991.18 is a large gas giant (48735 km radius) which orbits its star in 9403692 Earth days, one day on WGJ991.18 lasts 20 Earth hours. Its average temperature is 1123 K (850 C), its atmosphere mainly consists of hydrogen and it has 55 moons.
WGJ991.19 is a large gas giant (58167 km radius) which orbits its star in 17275685 Earth days, one day on WGJ991.19 lasts 20 Earth hours. Its average temperature is 1182 K (909 C), its atmosphere mainly consists of hydrogen, helium and it has 132 moons.
WGJ991.20 is a large terrestrial planet (8235 km radius) which orbits its star in 22709478 Earth days, one day on WGJ991.20 lasts 23 Earth hours. Its average temperature is 1540 K (1267 C), its atmosphere mainly consists of and it has 52 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:WGJ991.1WGJ991.2WGJ991.3WGJ991.4WGJ991.5
distance from star:27*106 km51*106 km138*106 km207*106 km311*106 km
radius:7370 km5486 km10420 km6672 km3557 km
mass:3202*1021 kg1320*1021 kg9050*1021 kg2376*1021 kg360*1021 kg
surface gravity: 3.93 m/s2
0.40 Earths
2.92 m/s2
0.29 Earths
5.56 m/s2
0.56 Earths
3.56 m/s2
0.36 Earths
1.89 m/s2
0.19 Earths
escape velocity:7.615 km/s5.667 km/s10.76 km/s6.894 km/s3.675 km/s
year: 89 WGJ991.1 days
89 Earth days
201 WGJ991.2 days
235 Earth days
1119 WGJ991.3 days
1026 Earth days
1809 WGJ991.4 days
1885 Earth days
2131 WGJ991.5 days
3463 Earth days
day:24 hrs28 hrs22 hrs25 hrs39 hrs
axial tilt:13°22°15°13°
temperature:1629 K
1356 C
896 K
623 C
188 K
-85 C
111 K
-162 C
62 K
-211 C
atmosphere:88% N2
8% O2
4% CO2
0% other
85% N2
1% O2
14% CO2
0% other
1% He
64% N2
35% O2
0% other
75% N2
2% O2
23% CO2
0% other
77% N2
4% O2
19% CO2
0% other
moons:5337256
rings:00000

planet:WGJ991.6WGJ991.7WGJ991.8WGJ991.9WGJ991.10
distance from star:466*106 km699*106 km1049*106 km1574*106 km2362*106 km
radius:4399 km5187 km4461 km11816 km5451 km
mass:681*1021 kg1116*1021 kg710*1021 kg13197*1021 kg1295*1021 kg
surface gravity: 2.34 m/s2
0.23 Earths
2.76 m/s2
0.28 Earths
2.38 m/s2
0.24 Earths
6.30 m/s2
0.64 Earths
2.90 m/s2
0.29 Earths
escape velocity:4.545 km/s5.359 km/s4.609 km/s12.21 km/s5.631 km/s
year: 4771 WGJ991.6 days
6362 Earth days
9673 WGJ991.7 days
11689 Earth days
16105 WGJ991.8 days
21474 Earth days
45086 WGJ991.9 days
39451 Earth days
62123 WGJ991.10 days
72477 Earth days
day:32 hrs29 hrs32 hrs21 hrs28 hrs
axial tilt:25°21°
temperature:33 K
-240 C
17 K
-256 C
8 K
-265 C
4 K
-269 C
2 K
-271 C
atmosphere:28% N2
72% CO2
0% other
10% H2
2% He
56% N2
32% O2
0% other
91% N2
8% O2
1% CO2
0% other
4% H2
1% He
61% N2
32% O2
2% CO2
0% other
82% N2
13% O2
5% CO2
0% other
moons:425243531
rings:02000

planet:WGJ991.11WGJ991.12WGJ991.13WGJ991.14WGJ991.15
distance from star:3543*106 km5315*106 km7973*106 km11959*106 km17939*106 km
radius:7602 km18318 km48234 km8898 km40212 km
mass:3514*1021 kg49172*1021 kg897738*1021 kg5635*1021 kg520184*1021 kg
surface gravity: 4.05 m/s2
0.41 Earths
9.78 m/s2
1 Earths
25.7 m/s2
2.62 Earths
4.75 m/s2
0.48 Earths
21.4 m/s2
2.18 Earths
escape velocity:7.855 km/s18.92 km/s49.84 km/s9.194 km/s41.55 km/s
year: 133149 WGJ991.11 days
133149 Earth days
293533 WGJ991.12 days
244611 Earth days
539256 WGJ991.13 days
449380 Earth days
861458 WGJ991.14 days
825564 Earth days
1819989 WGJ991.15 days
1516658 Earth days
day:24 hrs20 hrs20 hrs23 hrs20 hrs
axial tilt:
temperature:1366 K
1093 C
1424 K
1151 C
1192 K
919 C
1953 K
1680 C
1131 K
858 C
atmosphere:80% H2
20% He
0% other
83% H2
17% He
0% other
90% H2
10% He
0% other
76% H2
24% He
0% other
98% H2
2% He
0% other
moons:14710499152105
rings:12130157

planet:WGJ991.16WGJ991.17WGJ991.18WGJ991.19WGJ991.20
distance from star:26909*106 km40364*106 km60546*106 km90819*106 km108983*106 km
radius:60565 km68006 km48735 km58167 km8235 km
mass:1777277*1021 kg2516121*1021 kg926004*1021 kg1574417*1021 kg4467*1021 kg
surface gravity: 32.3 m/s2
3.30 Earths
36.3 m/s2
3.71 Earths
26.0 m/s2
2.65 Earths
31.0 m/s2
3.16 Earths
4.39 m/s2
0.44 Earths
escape velocity:62.58 km/s70.27 km/s50.36 km/s60.10 km/s8.509 km/s
year: 3343534 WGJ991.16 days
2786279 Earth days
6142465 WGJ991.17 days
5118721 Earth days
11284430 WGJ991.18 days
9403692 Earth days
20730822 WGJ991.19 days
17275685 Earth days
23696846 WGJ991.20 days
22709478 Earth days
day:20 hrs20 hrs20 hrs20 hrs23 hrs
axial tilt:
temperature:1654 K
1381 C
1732 K
1459 C
1123 K
850 C
1182 K
909 C
1540 K
1267 C
atmosphere:94% H2
6% He
0% other
100% H2
0% other
91% H2
9% He
0% other
86% H2
14% He
0% other
100% other
moons:1731495513252
rings:2101040

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