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WKD450: yellow dwarf star with 13 planets

  WKD450.1  
WKD450.2
  WKD450.3   WKD450.4   WKD450.5   WKD450.6   WKD450.7   WKD450.8   WKD450.9  
WKD450.10
  WKD450.11  
WKD450.12
 
WKD450.13
 

Solar system 'WKD450' comprises the star 'WKD450' and the retinue of celestial objects gravitationally bound to it: 13 planets and their 678 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'WKD450', a yellow dwarf class star that contains about 99.86% of the system's known mass and dominates it gravitationally. WKD450 is located more than 4961 lightyears from the center of the galaxy.

WKD450.5, the fifth planet in this system, may feature life forms. Its average temperature is 335K (62C) and it's atmosphere contains 23% of oxygen. One year on WKD450.5 lasts 1959 days, one day lasts 39 hours. It's diameter is 6186 km, 0.4 times the diameter of the Earth.

This solar system comprises 13 planets

WKD450.1 is a large terrestrial planet (8819 km radius) which orbits its star in 6 Earth days, one day on WKD450.1 lasts 16 Earth hours. Its average temperature is 1161 K (888 C), its atmosphere mainly consists of nitrogen and it has 0 moons.
WKD450.2 is a medium terrestrial planet (5329 km radius) which orbits its star in 55 Earth days, one day on WKD450.2 lasts 21 Earth hours. Its average temperature is 1939 K (1666 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
WKD450.3 is a very large terrestrial planet (9308 km radius) which orbits its star in 492 Earth days, one day on WKD450.3 lasts 15 Earth hours. Its average temperature is 1270 K (997 C), its atmosphere mainly consists of nitrogen, oxygen and it has 46 moons.
WKD450.4 is a very large terrestrial planet (11239 km radius) which orbits its star in 1066 Earth days, one day on WKD450.4 lasts 14 Earth hours. Its average temperature is 604 K (331 C), its atmosphere mainly consists of nitrogen, oxygen and it has 34 moons.
WKD450.5 is a small terrestrial planet (3093 km radius) which orbits its star in 1959 Earth days, one day on WKD450.5 lasts 39 Earth hours. Its average temperature is 335 K (62 C), its atmosphere mainly consists of nitrogen, oxygen and it has 4 moons.
WKD450.6 is a very large terrestrial planet (11370 km radius) which orbits its star in 3599 Earth days, one day on WKD450.6 lasts 14 Earth hours. Its average temperature is 179 K (-94 C), its atmosphere mainly consists of nitrogen, oxygen and it has 42 moons.
WKD450.7 is a small terrestrial planet (3917 km radius) which orbits its star in 6613 Earth days, one day on WKD450.7 lasts 29 Earth hours. Its average temperature is 92 K (-181 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 6 moons.
WKD450.8 is a large terrestrial planet (8423 km radius) which orbits its star in 12149 Earth days, one day on WKD450.8 lasts 16 Earth hours. Its average temperature is 47 K (-226 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 35 moons.
WKD450.9 is a very small terrestrial planet (2627 km radius) which orbits its star in 22320 Earth days, one day on WKD450.9 lasts 49 Earth hours. Its average temperature is 23 K (-250 C), its atmosphere mainly consists of nitrogen and it has 12 moons.
WKD450.10 is a large gas giant (47190 km radius) which orbits its star in 41005 Earth days, one day on WKD450.10 lasts 13 Earth hours. Its average temperature is 1103 K (830 C), its atmosphere mainly consists of hydrogen, helium and it has 123 moons.
WKD450.11 is a large gas giant (57539 km radius) which orbits its star in 147724 Earth days, one day on WKD450.11 lasts 13 Earth hours. Its average temperature is 1523 K (1250 C), its atmosphere mainly consists of hydrogen and it has 163 moons.
WKD450.12 is a large gas giant (53544 km radius) which orbits its star in 272281 Earth days, one day on WKD450.12 lasts 13 Earth hours. Its average temperature is 1837 K (1564 C), its atmosphere mainly consists of hydrogen, helium and it has 85 moons.
WKD450.13 is a medium gas giant (28037 km radius) which orbits its star in 500212 Earth days, one day on WKD450.13 lasts 13 Earth hours. Its average temperature is 1087 K (814 C), its atmosphere mainly consists of hydrogen and it has 126 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:WKD450.1WKD450.2WKD450.3WKD450.4WKD450.5
distance from star:4*106 km19*106 km84*106 km141*106 km212*106 km
radius:8819 km5329 km9308 km11239 km3093 km
mass:5487*1021 kg1210*1021 kg6451*1021 kg11357*1021 kg236*1021 kg
surface gravity: 4.70 m/s2
0.48 Earths
2.84 m/s2
0.29 Earths
4.96 m/s2
0.50 Earths
6.00 m/s2
0.61 Earths
1.64 m/s2
0.16 Earths
escape velocity:9.113 km/s5.505 km/s9.618 km/s11.61 km/s3.191 km/s
year: 9 WKD450.1 days
6 Earth days
62 WKD450.2 days
55 Earth days
787 WKD450.3 days
492 Earth days
1827 WKD450.4 days
1066 Earth days
1205 WKD450.5 days
1959 Earth days
day:16 hrs21 hrs15 hrs14 hrs39 hrs
axial tilt:20°25°16°
temperature:1161 K
888 C
1939 K
1666 C
1270 K
997 C
604 K
331 C
335 K
62 C
atmosphere:89% N2
8% O2
3% CO2
0% other
2% H2
1% He
58% N2
39% O2
0% other
84% N2
15% O2
1% CO2
0% other
4% H2
1% He
68% N2
24% O2
3% CO2
0% other
5% H2
2% He
67% N2
23% O2
3% CO2
0% other
moons:0246344
rings:04000

planet:WKD450.6WKD450.7WKD450.8WKD450.9WKD450.10
distance from star:319*106 km478*106 km718*106 km1077*106 km1616*106 km
radius:11370 km3917 km8423 km2627 km47190 km
mass:11759*1021 kg480*1021 kg4780*1021 kg145*1021 kg840697*1021 kg
surface gravity: 6.07 m/s2
0.62 Earths
2.08 m/s2
0.21 Earths
4.49 m/s2
0.45 Earths
1.40 m/s2
0.14 Earths
25.1 m/s2
2.56 Earths
escape velocity:11.74 km/s4.044 km/s8.703 km/s2.714 km/s48.76 km/s
year: 6169 WKD450.6 days
3599 Earth days
5472 WKD450.7 days
6613 Earth days
18223 WKD450.8 days
12149 Earth days
10932 WKD450.9 days
22320 Earth days
75701 WKD450.10 days
41005 Earth days
day:14 hrs29 hrs16 hrs49 hrs13 hrs
axial tilt:29°21°129°39°
temperature:179 K
-94 C
92 K
-181 C
47 K
-226 C
23 K
-250 C
1103 K
830 C
atmosphere:1% H2
1% He
74% N2
23% O2
1% CO2
0% other
82% N2
7% O2
11% CO2
0% other
17% H2
3% He
32% N2
48% O2
0% other
94% N2
1% O2
5% CO2
0% other
84% H2
16% He
0% other
moons:4263512123
rings:00005

planet:WKD450.11WKD450.12WKD450.13
distance from star:3797*106 km5709*106 km8563*106 km
radius:57539 km53544 km28037 km
mass:1523971*1021 kg1228068*1021 kg176313*1021 kg
surface gravity: 30.7 m/s2
3.13 Earths
28.5 m/s2
2.91 Earths
14.9 m/s2
1.52 Earths
escape velocity:59.45 km/s55.33 km/s28.97 km/s
year: 272721 WKD450.11 days
147724 Earth days
502672 WKD450.12 days
272281 Earth days
923468 WKD450.13 days
500212 Earth days
day:13 hrs13 hrs13 hrs
axial tilt:18°
temperature:1523 K
1250 C
1837 K
1564 C
1087 K
814 C
atmosphere:90% H2
10% He
0% other
86% H2
14% He
0% other
90% H2
10% He
0% other
moons:16385126
rings:0113

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