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WKD428: red giant star with 6 planets

  WKD428.1   WKD428.2   WKD428.3  
WKD428.4
 
WKD428.5
 
WKD428.6
 

Solar system 'WKD428' comprises the star 'WKD428' and the retinue of celestial objects gravitationally bound to it: 6 planets and their 218 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'WKD428', a red giant class star that contains about 99.97% of the system's known mass and dominates it gravitationally. WKD428 is located more than 5223 lightyears from the center of the galaxy.

This solar system comprises 6 planets

WKD428.1 is a large terrestrial planet (8047 km radius) which orbits its star in 3 Earth days, one day on WKD428.1 lasts 9 Earth hours. Its average temperature is 1927 K (1654 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
WKD428.2 is a small terrestrial planet (4609 km radius) which orbits its star in 103 Earth days, one day on WKD428.2 lasts 17 Earth hours. Its average temperature is 1268 K (995 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 1 moons.
WKD428.3 is a small terrestrial planet (3057 km radius) which orbits its star in 263 Earth days, one day on WKD428.3 lasts 32 Earth hours. Its average temperature is 1099 K (826 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
WKD428.4 is a medium gas giant (38068 km radius) which orbits its star in 9396 Earth days, one day on WKD428.4 lasts 6 Earth hours. Its average temperature is 1827 K (1554 C), its atmosphere mainly consists of hydrogen, helium and it has 73 moons.
WKD428.5 is a large gas giant (62575 km radius) which orbits its star in 116646 Earth days, one day on WKD428.5 lasts 6 Earth hours. Its average temperature is 1094 K (821 C), its atmosphere mainly consists of hydrogen, helium and it has 125 moons.
WKD428.6 is a very small terrestrial planet (2662 km radius) which orbits its star in 153336 Earth days, one day on WKD428.6 lasts 41 Earth hours. Its average temperature is 1271 K (998 C), its atmosphere mainly consists of and it has 18 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:WKD428.1WKD428.2WKD428.3WKD428.4WKD428.5
distance from star:3*106 km30*106 km55*106 km605*106 km3244*106 km
radius:8047 km4609 km3057 km38068 km62575 km
mass:4168*1021 kg783*1021 kg228*1021 kg441336*1021 kg1960164*1021 kg
surface gravity: 4.29 m/s2
0.43 Earths
2.46 m/s2
0.25 Earths
1.62 m/s2
0.16 Earths
20.3 m/s2
2.07 Earths
33.4 m/s2
3.41 Earths
escape velocity:8.315 km/s4.762 km/s3.155 km/s39.33 km/s64.66 km/s
year: 8 WKD428.1 days
3 Earth days
145 WKD428.2 days
103 Earth days
197 WKD428.3 days
263 Earth days
37584 WKD428.4 days
9396 Earth days
466584 WKD428.5 days
116646 Earth days
day:9 hrs17 hrs32 hrs6 hrs6 hrs
axial tilt:15°16°
temperature:1927 K
1654 C
1268 K
995 C
1099 K
826 C
1827 K
1554 C
1094 K
821 C
atmosphere:1% He
75% N2
23% O2
1% CO2
0% other
75% N2
2% O2
23% CO2
0% other
85% N2
12% O2
3% CO2
0% other
78% H2
22% He
0% other
77% H2
23% He
0% other
moons:11073125
rings:000616

planet:WKD428.6
distance from star:3893*106 km
radius:2662 km
mass:150*1021 kg
surface gravity: 1.41 m/s2
0.14 Earths
escape velocity:2.742 km/s
year: 89757 WKD428.6 days
153336 Earth days
day:41 hrs
axial tilt:17°
temperature:1271 K
998 C
atmosphere:100% other
moons:18
rings:10

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