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VBG843: red giant star with 3 planets

 
VBG843.1
  VBG843.2  
VBG843.3
 

Solar system 'VBG843' is a dual star system that comprises the stars 'VBG843.A' and 'VBG843.B' and the retinue of celestial objects gravitationally bound to them: 3 planets and their 164 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'VBG843.A' and 'VBG843.B' that dominate it gravitationally. 'VBG843.A' is a red giant class star that contains about 86% of the system's known mass, 'VBG843.B' is a red giant class star that contains about 13% of the system's known mass.

System 'VBG843' is located more than 1440 lightyears from the center of the galaxy.

This solar system comprises 3 planets

VBG843.1 is a large terrestrial planet (8387 km radius) which orbits its star in 220 Earth days, one day on VBG843.1 lasts 6 Earth hours. Its average temperature is 1078 K (805 C), its atmosphere mainly consists of nitrogen, oxygen and it has 5 moons.
VBG843.2 is a very large terrestrial planet (9142 km radius) which orbits its star in 404 Earth days, one day on VBG843.2 lasts 5 Earth hours. Its average temperature is 1917 K (1644 C), its atmosphere mainly consists of nitrogen, oxygen and it has 23 moons.
VBG843.3 is a medium gas giant (28244 km radius) which orbits its star in 24435 Earth days, one day on VBG843.3 lasts 3 Earth hours. Its average temperature is 1402 K (1129 C), its atmosphere mainly consists of hydrogen, helium and it has 136 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:VBG843.1VBG843.2VBG843.3
distance from star:49*106 km74*106 km1144*106 km
radius:8387 km9142 km28244 km
mass:4719*1021 kg6112*1021 kg180247*1021 kg
surface gravity: 4.47 m/s2
0.45 Earths
4.88 m/s2
0.49 Earths
15.0 m/s2
1.53 Earths
escape velocity:8.666 km/s9.446 km/s29.18 km/s
year: 880 VBG843.1 days
220 Earth days
1939 VBG843.2 days
404 Earth days
195480 VBG843.3 days
24435 Earth days
day:6 hrs5 hrs3 hrs
axial tilt:11°30°
temperature:1078 K
805 C
1917 K
1644 C
1402 K
1129 C
atmosphere:1% H2
1% He
70% N2
25% O2
3% CO2
0% other
3% H2
1% He
70% N2
25% O2
1% CO2
0% other
77% H2
23% He
0% other
moons:523136
rings:6022

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