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VBG889: red dwarf star with 4 planets

  VBG889.1   VBG889.2  
VBG889.3
  VBG889.4  

Solar system 'VBG889' comprises the star 'VBG889' and the retinue of celestial objects gravitationally bound to it: 4 planets and their 303 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'VBG889', a red dwarf class star that contains about 99.82% of the system's known mass and dominates it gravitationally. VBG889 is located more than 1440 lightyears from the center of the galaxy.

VBG889.1, the first planet in this system, may feature life forms. Its average temperature is 290K (17C) and it's atmosphere contains 40% of oxygen. One year on VBG889.1 lasts 238 days, one day lasts 7 hours. It's diameter is 15826 km, 1.2 times the diameter of the Earth.

This solar system comprises 4 planets

VBG889.1 is a large terrestrial planet (7913 km radius) which orbits its star in 238 Earth days, one day on VBG889.1 lasts 7 Earth hours. Its average temperature is 290 K (17 C), its atmosphere mainly consists of nitrogen, oxygen and it has 20 moons.
VBG889.2 is a very large terrestrial planet (11177 km radius) which orbits its star in 1279 Earth days, one day on VBG889.2 lasts 6 Earth hours. Its average temperature is 62 K (-211 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 18 moons.
VBG889.3 is a large gas giant (40486 km radius) which orbits its star in 4184 Earth days, one day on VBG889.3 lasts 4 Earth hours. Its average temperature is 1958 K (1685 C), its atmosphere mainly consists of hydrogen, helium and it has 96 moons.
VBG889.4 is a large gas giant (45268 km radius) which orbits its star in 21599 Earth days, one day on VBG889.4 lasts 4 Earth hours. Its average temperature is 1738 K (1465 C), its atmosphere mainly consists of hydrogen, helium and it has 169 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:VBG889.1VBG889.2VBG889.3VBG889.4
distance from star:52*106 km160*106 km352*106 km1054*106 km
radius:7913 km11177 km40486 km45268 km
mass:3963*1021 kg11170*1021 kg530890*1021 kg742102*1021 kg
surface gravity: 4.22 m/s2
0.43 Earths
5.96 m/s2
0.60 Earths
21.6 m/s2
2.20 Earths
24.1 m/s2
2.46 Earths
escape velocity:8.176 km/s11.54 km/s41.83 km/s46.77 km/s
year: 816 VBG889.1 days
238 Earth days
5116 VBG889.2 days
1279 Earth days
25104 VBG889.3 days
4184 Earth days
129594 VBG889.4 days
21599 Earth days
day:7 hrs6 hrs4 hrs4 hrs
axial tilt:11°15°
temperature:290 K
17 C
62 K
-211 C
1958 K
1685 C
1738 K
1465 C
atmosphere:2% H2
3% He
55% N2
40% O2
0% other
23% H2
4% He
28% N2
44% O2
1% CO2
0% other
79% H2
21% He
0% other
78% H2
22% He
0% other
moons:201896169
rings:0090

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