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WKE440: red giant star with 4 planets

  WKE440.1   WKE440.2   WKE440.3   WKE440.4  

Solar system 'WKE440' is a dual star system that comprises the stars 'WKE440.A' and 'WKE440.B' and the retinue of celestial objects gravitationally bound to them: 4 planets and their 56 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'WKE440.A' and 'WKE440.B' that dominate it gravitationally. 'WKE440.A' is a red giant class star that contains about 87% of the system's known mass, 'WKE440.B' is a yellow dwarf class star that contains about 12% of the system's known mass.

System 'WKE440' is located more than 5604 lightyears from the center of the galaxy.

This solar system comprises 4 planets

WKE440.1 is a medium terrestrial planet (6658 km radius) which orbits its star in 110 Earth days, one day on WKE440.1 lasts 9 Earth hours. Its average temperature is 1834 K (1561 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
WKE440.2 is a very large terrestrial planet (9550 km radius) which orbits its star in 610 Earth days, one day on WKE440.2 lasts 6 Earth hours. Its average temperature is 1505 K (1232 C), its atmosphere mainly consists of nitrogen, oxygen and it has 16 moons.
WKE440.3 is a large terrestrial planet (8508 km radius) which orbits its star in 1121 Earth days, one day on WKE440.3 lasts 7 Earth hours. Its average temperature is 1003 K (730 C), its atmosphere mainly consists of nitrogen, oxygen and it has 22 moons.
WKE440.4 is a large terrestrial planet (8109 km radius) which orbits its star in 2060 Earth days, one day on WKE440.4 lasts 7 Earth hours. Its average temperature is 1189 K (916 C), its atmosphere mainly consists of nitrogen, oxygen and it has 16 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:WKE440.1WKE440.2WKE440.3WKE440.4
distance from star:31*106 km97*106 km146*106 km220*106 km
radius:6658 km9550 km8508 km8109 km
mass:2361*1021 kg6967*1021 kg4926*1021 kg4265*1021 kg
surface gravity: 3.55 m/s2
0.36 Earths
5.09 m/s2
0.52 Earths
4.54 m/s2
0.46 Earths
4.32 m/s2
0.44 Earths
escape velocity:6.880 km/s9.868 km/s8.791 km/s8.379 km/s
year: 293 WKE440.1 days
110 Earth days
2440 WKE440.2 days
610 Earth days
3843 WKE440.3 days
1121 Earth days
7062 WKE440.4 days
2060 Earth days
day:9 hrs6 hrs7 hrs7 hrs
axial tilt:17°14°22°
temperature:1834 K
1561 C
1505 K
1232 C
1003 K
730 C
1189 K
916 C
atmosphere:77% N2
22% O2
1% CO2
0% other
83% N2
15% O2
2% CO2
0% other
56% N2
43% O2
1% CO2
0% other
65% N2
34% O2
1% CO2
0% other
moons:2162216
rings:0000

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