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VHG502: red giant star with 5 planets

 
VHG502.1
  VHG502.2   VHG502.3   VHG502.4   VHG502.5  

Solar system 'VHG502' comprises the star 'VHG502' and the retinue of celestial objects gravitationally bound to it: 5 planets and their 116 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'VHG502', a red giant class star that contains about 99.99% of the system's known mass and dominates it gravitationally. VHG502 is located more than 4021 lightyears from the center of the galaxy.

This solar system comprises 5 planets

VHG502.1 is a very small terrestrial planet (2167 km radius) which orbits its star in 16 Earth days, one day on VHG502.1 lasts 58 Earth hours. Its average temperature is 1480 K (1207 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
VHG502.2 is a very large terrestrial planet (9358 km radius) which orbits its star in 231 Earth days, one day on VHG502.2 lasts 7 Earth hours. Its average temperature is 1391 K (1118 C), its atmosphere mainly consists of nitrogen, oxygen and it has 32 moons.
VHG502.3 is a very large terrestrial planet (11906 km radius) which orbits its star in 1274 Earth days, one day on VHG502.3 lasts 6 Earth hours. Its average temperature is 429 K (156 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 26 moons.
VHG502.4 is a very large terrestrial planet (10864 km radius) which orbits its star in 2529 Earth days, one day on VHG502.4 lasts 7 Earth hours. Its average temperature is 229 K (-44 C), its atmosphere mainly consists of nitrogen, oxygen and it has 25 moons.
VHG502.5 is a large terrestrial planet (8387 km radius) which orbits its star in 4646 Earth days, one day on VHG502.5 lasts 8 Earth hours. Its average temperature is 127 K (-146 C), its atmosphere mainly consists of nitrogen, oxygen and it has 33 moons.
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Planetary Statistics

planet:VHG502.1VHG502.2VHG502.3VHG502.4VHG502.5
distance from star:8*106 km51*106 km159*106 km252*106 km378*106 km
radius:2167 km9358 km11906 km10864 km8387 km
mass:81*1021 kg6556*1021 kg13501*1021 kg10257*1021 kg4719*1021 kg
surface gravity: 1.15 m/s2
0.11 Earths
4.99 m/s2
0.51 Earths
6.35 m/s2
0.64 Earths
5.80 m/s2
0.59 Earths
4.47 m/s2
0.45 Earths
escape velocity:2.233 km/s9.670 km/s12.30 km/s11.22 km/s8.666 km/s
year: 6 VHG502.1 days
16 Earth days
792 VHG502.2 days
231 Earth days
5096 VHG502.3 days
1274 Earth days
8670 VHG502.4 days
2529 Earth days
13938 VHG502.5 days
4646 Earth days
day:58 hrs7 hrs6 hrs7 hrs8 hrs
axial tilt:10°23°11°19°26°
temperature:1480 K
1207 C
1391 K
1118 C
429 K
156 C
229 K
-44 C
127 K
-146 C
atmosphere:2% H2
1% He
72% N2
22% O2
3% CO2
0% other
77% N2
20% O2
3% CO2
0% other
36% N2
64% CO2
0% other
7% H2
1% He
46% N2
46% O2
0% other
79% N2
17% O2
4% CO2
0% other
moons:032262533
rings:10000

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