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WKA121: red dwarf star with 16 planets

  WKA121.1   WKA121.2  
WKA121.3
  WKA121.4   WKA121.5   WKA121.6   WKA121.7  
WKA121.8
 
WKA121.9
 
WKA121.10
  WKA121.11  
WKA121.12
 
WKA121.13
 
WKA121.14
 
WKA121.15
  WKA121.16  

Solar system 'WKA121' comprises the star 'WKA121' and the retinue of celestial objects gravitationally bound to it: 16 planets and their 1097 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'WKA121', a red dwarf class star that contains about 98.24% of the system's known mass and dominates it gravitationally. WKA121 is located more than 4205 lightyears from the center of the galaxy.

This solar system comprises 16 planets

WKA121.1 is a very large terrestrial planet (11243 km radius) which orbits its star in 349 Earth days, one day on WKA121.1 lasts 17 Earth hours. Its average temperature is 160 K (-113 C), its atmosphere mainly consists of nitrogen, oxygen and it has 17 moons.
WKA121.2 is a medium terrestrial planet (6403 km radius) which orbits its star in 642 Earth days, one day on WKA121.2 lasts 22 Earth hours. Its average temperature is 142 K (-131 C), its atmosphere mainly consists of nitrogen, oxygen and it has 5 moons.
WKA121.3 is a very large terrestrial planet (10689 km radius) which orbits its star in 1316 Earth days, one day on WKA121.3 lasts 18 Earth hours. Its average temperature is 82 K (-191 C), its atmosphere mainly consists of nitrogen and it has 30 moons.
WKA121.4 is a very small terrestrial planet (2731 km radius) which orbits its star in 2417 Earth days, one day on WKA121.4 lasts 49 Earth hours. Its average temperature is 48 K (-225 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
WKA121.5 is a large terrestrial planet (8114 km radius) which orbits its star in 4441 Earth days, one day on WKA121.5 lasts 19 Earth hours. Its average temperature is 27 K (-246 C), its atmosphere mainly consists of nitrogen, oxygen and it has 6 moons.
WKA121.6 is a very small terrestrial planet (2560 km radius) which orbits its star in 8159 Earth days, one day on WKA121.6 lasts 54 Earth hours. Its average temperature is 14 K (-259 C), its atmosphere mainly consists of nitrogen and it has 5 moons.
WKA121.7 is a large terrestrial planet (8656 km radius) which orbits its star in 14990 Earth days, one day on WKA121.7 lasts 19 Earth hours. Its average temperature is 7 K (-266 C), its atmosphere mainly consists of nitrogen, oxygen and it has 35 moons.
WKA121.8 is a large terrestrial planet (8817 km radius) which orbits its star in 27538 Earth days, one day on WKA121.8 lasts 19 Earth hours. Its average temperature is 1058 K (785 C), its atmosphere mainly consists of hydrogen, helium and it has 168 moons.
WKA121.9 is a medium gas giant (23599 km radius) which orbits its star in 50591 Earth days, one day on WKA121.9 lasts 16 Earth hours. Its average temperature is 1344 K (1071 C), its atmosphere mainly consists of hydrogen, helium and it has 170 moons.
WKA121.10 is a large gas giant (62247 km radius) which orbits its star in 111123 Earth days, one day on WKA121.10 lasts 16 Earth hours. Its average temperature is 1079 K (806 C), its atmosphere mainly consists of hydrogen and it has 56 moons.
WKA121.11 is a medium gas giant (25242 km radius) which orbits its star in 204147 Earth days, one day on WKA121.11 lasts 16 Earth hours. Its average temperature is 1035 K (762 C), its atmosphere mainly consists of hydrogen and it has 148 moons.
WKA121.12 is a large gas giant (71279 km radius) which orbits its star in 375043 Earth days, one day on WKA121.12 lasts 16 Earth hours. Its average temperature is 1582 K (1309 C), its atmosphere mainly consists of hydrogen and it has 94 moons.
WKA121.13 is a large gas giant (72710 km radius) which orbits its star in 688998 Earth days, one day on WKA121.13 lasts 16 Earth hours. Its average temperature is 1641 K (1368 C), its atmosphere mainly consists of hydrogen and it has 51 moons.
WKA121.14 is a large gas giant (77783 km radius) which orbits its star in 1265771 Earth days, one day on WKA121.14 lasts 16 Earth hours. Its average temperature is 1705 K (1432 C), its atmosphere mainly consists of hydrogen, helium and it has 173 moons.
WKA121.15 is a medium gas giant (30165 km radius) which orbits its star in 2325369 Earth days, one day on WKA121.15 lasts 16 Earth hours. Its average temperature is 1239 K (966 C), its atmosphere mainly consists of hydrogen, helium and it has 81 moons.
WKA121.16 is a medium terrestrial planet (5884 km radius) which orbits its star in 3056778 Earth days, one day on WKA121.16 lasts 23 Earth hours. Its average temperature is 1956 K (1683 C), its atmosphere mainly consists of and it has 57 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:WKA121.1WKA121.2WKA121.3WKA121.4WKA121.5
distance from star:67*106 km101*106 km163*106 km244*106 km367*106 km
radius:11243 km6403 km10689 km2731 km8114 km
mass:11369*1021 kg2100*1021 kg9770*1021 kg162*1021 kg4273*1021 kg
surface gravity: 6.00 m/s2
0.61 Earths
3.41 m/s2
0.34 Earths
5.70 m/s2
0.58 Earths
1.44 m/s2
0.14 Earths
4.33 m/s2
0.44 Earths
escape velocity:11.61 km/s6.616 km/s11.04 km/s2.813 km/s8.384 km/s
year: 492 WKA121.1 days
349 Earth days
700 WKA121.2 days
642 Earth days
1754 WKA121.3 days
1316 Earth days
1183 WKA121.4 days
2417 Earth days
5609 WKA121.5 days
4441 Earth days
day:17 hrs22 hrs18 hrs49 hrs19 hrs
axial tilt:24°11°11°182°
temperature:160 K
-113 C
142 K
-131 C
82 K
-191 C
48 K
-225 C
27 K
-246 C
atmosphere:57% N2
42% O2
1% CO2
0% other
3% H2
1% He
68% N2
25% O2
3% CO2
0% other
82% N2
10% O2
8% CO2
0% other
82% N2
14% O2
4% CO2
0% other
88% N2
11% O2
1% CO2
0% other
moons:1753016
rings:00100

planet:WKA121.6WKA121.7WKA121.8WKA121.9WKA121.10
distance from star:550*106 km826*106 km1239*106 km1858*106 km3141*106 km
radius:2560 km8656 km8817 km23599 km62247 km
mass:134*1021 kg5188*1021 kg5483*1021 kg105140*1021 kg1929502*1021 kg
surface gravity: 1.36 m/s2
0.13 Earths
4.62 m/s2
0.47 Earths
4.70 m/s2
0.48 Earths
12.6 m/s2
1.28 Earths
33.2 m/s2
3.39 Earths
escape velocity:2.643 km/s8.944 km/s9.110 km/s24.38 km/s64.32 km/s
year: 3626 WKA121.6 days
8159 Earth days
18934 WKA121.7 days
14990 Earth days
34784 WKA121.8 days
27538 Earth days
75886 WKA121.9 days
50591 Earth days
166684 WKA121.10 days
111123 Earth days
day:54 hrs19 hrs19 hrs16 hrs16 hrs
axial tilt:23°15°
temperature:14 K
-259 C
7 K
-266 C
1058 K
785 C
1344 K
1071 C
1079 K
806 C
atmosphere:86% N2
6% O2
8% CO2
0% other
68% N2
31% O2
1% CO2
0% other
76% H2
24% He
0% other
84% H2
16% He
0% other
91% H2
9% He
0% other
moons:53516817056
rings:0031014

planet:WKA121.11WKA121.12WKA121.13WKA121.14WKA121.15
distance from star:4711*106 km7067*106 km10601*106 km15902*106 km23853*106 km
radius:25242 km71279 km72710 km77783 km30165 km
mass:128665*1021 kg2897175*1021 kg3075193*1021 kg3764818*1021 kg219583*1021 kg
surface gravity: 13.4 m/s2
1.37 Earths
38.0 m/s2
3.88 Earths
38.8 m/s2
3.96 Earths
41.5 m/s2
4.24 Earths
16.1 m/s2
1.64 Earths
escape velocity:26.08 km/s73.65 km/s75.13 km/s80.37 km/s31.17 km/s
year: 306220 WKA121.11 days
204147 Earth days
562564 WKA121.12 days
375043 Earth days
1033497 WKA121.13 days
688998 Earth days
1898656 WKA121.14 days
1265771 Earth days
3488053 WKA121.15 days
2325369 Earth days
day:16 hrs16 hrs16 hrs16 hrs16 hrs
axial tilt:
temperature:1035 K
762 C
1582 K
1309 C
1641 K
1368 C
1705 K
1432 C
1239 K
966 C
atmosphere:99% H2
1% He
0% other
96% H2
4% He
0% other
99% H2
1% He
0% other
78% H2
22% He
0% other
89% H2
11% He
0% other
moons:148945117381
rings:0157125

planet:WKA121.16
distance from star:28624*106 km
radius:5884 km
mass:1629*1021 kg
surface gravity: 3.14 m/s2
0.32 Earths
escape velocity:6.079 km/s
year: 3189681 WKA121.16 days
3056778 Earth days
day:23 hrs
axial tilt:123°
temperature:1956 K
1683 C
atmosphere:100% other
moons:57
rings:0

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