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WJG571: red dwarf star with 4 planets

  WJG571.1   WJG571.2   WJG571.3  
WJG571.4
 

Solar system 'WJG571' comprises the star 'WJG571' and the retinue of celestial objects gravitationally bound to it: 4 planets and their 173 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'WJG571', a red dwarf class star that contains about 99.57% of the system's known mass and dominates it gravitationally. WJG571 is located more than 2469 lightyears from the center of the galaxy.

This solar system comprises 4 planets

WJG571.1 is a medium terrestrial planet (6119 km radius) which orbits its star in 179 Earth days, one day on WJG571.1 lasts 10 Earth hours. Its average temperature is 409 K (136 C), its atmosphere mainly consists of nitrogen, oxygen and it has 7 moons.
WJG571.2 is a large terrestrial planet (8826 km radius) which orbits its star in 892 Earth days, one day on WJG571.2 lasts 7 Earth hours. Its average temperature is 96 K (-177 C), its atmosphere mainly consists of nitrogen, oxygen and it has 20 moons.
WJG571.3 is a very large terrestrial planet (10304 km radius) which orbits its star in 1639 Earth days, one day on WJG571.3 lasts 6 Earth hours. Its average temperature is 64 K (-209 C), its atmosphere mainly consists of nitrogen, oxygen and it has 29 moons.
WJG571.4 is a large gas giant (72372 km radius) which orbits its star in 20660 Earth days, one day on WJG571.4 lasts 4 Earth hours. Its average temperature is 1373 K (1100 C), its atmosphere mainly consists of hydrogen, helium and it has 117 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:WJG571.1WJG571.2WJG571.3WJG571.4
distance from star:43*106 km125*106 km188*106 km1023*106 km
radius:6119 km8826 km10304 km72372 km
mass:1832*1021 kg5500*1021 kg8752*1021 kg3032506*1021 kg
surface gravity: 3.26 m/s2
0.33 Earths
4.71 m/s2
0.48 Earths
5.50 m/s2
0.56 Earths
38.6 m/s2
3.94 Earths
escape velocity:6.321 km/s9.120 km/s10.64 km/s74.78 km/s
year: 429 WJG571.1 days
179 Earth days
3058 WJG571.2 days
892 Earth days
6556 WJG571.3 days
1639 Earth days
123960 WJG571.4 days
20660 Earth days
day:10 hrs7 hrs6 hrs4 hrs
axial tilt:116°29°23°
temperature:409 K
136 C
96 K
-177 C
64 K
-209 C
1373 K
1100 C
atmosphere:61% N2
38% O2
1% CO2
0% other
2% He
55% N2
41% O2
2% CO2
0% other
84% N2
11% O2
5% CO2
0% other
88% H2
12% He
0% other
moons:72029117
rings:0003

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