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VGA171: red dwarf star with 5 planets

  VGA171.1   VGA171.2   VGA171.3   VGA171.4  
VGA171.5
 

Solar system 'VGA171' comprises the star 'VGA171' and the retinue of celestial objects gravitationally bound to it: 5 planets and their 174 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'VGA171', a red dwarf class star that contains about 99.9% of the system's known mass and dominates it gravitationally. VGA171 is located more than 4731 lightyears from the center of the galaxy.

This solar system comprises 5 planets

VGA171.1 is a small terrestrial planet (4521 km radius) which orbits its star in 25 Earth days, one day on VGA171.1 lasts 17 Earth hours. Its average temperature is 1212 K (939 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
VGA171.2 is a very large terrestrial planet (11434 km radius) which orbits its star in 233 Earth days, one day on VGA171.2 lasts 6 Earth hours. Its average temperature is 492 K (219 C), its atmosphere mainly consists of nitrogen and it has 47 moons.
VGA171.3 is a large terrestrial planet (7830 km radius) which orbits its star in 688 Earth days, one day on VGA171.3 lasts 9 Earth hours. Its average temperature is 175 K (-98 C), its atmosphere mainly consists of nitrogen and it has 30 moons.
VGA171.4 is a medium terrestrial planet (6093 km radius) which orbits its star in 1264 Earth days, one day on VGA171.4 lasts 11 Earth hours. Its average temperature is 103 K (-170 C), its atmosphere mainly consists of nitrogen, oxygen and it has 10 moons.
VGA171.5 is a large gas giant (41081 km radius) which orbits its star in 7821 Earth days, one day on VGA171.5 lasts 5 Earth hours. Its average temperature is 1249 K (976 C), its atmosphere mainly consists of hydrogen, helium and it has 87 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:VGA171.1VGA171.2VGA171.3VGA171.4VGA171.5
distance from star:11*106 km51*106 km105*106 km158*106 km535*106 km
radius:4521 km11434 km7830 km6093 km41081 km
mass:739*1021 kg11958*1021 kg3840*1021 kg1809*1021 kg554642*1021 kg
surface gravity: 2.41 m/s2
0.24 Earths
6.10 m/s2
0.62 Earths
4.18 m/s2
0.42 Earths
3.25 m/s2
0.33 Earths
21.9 m/s2
2.23 Earths
escape velocity:4.671 km/s11.81 km/s8.090 km/s6.295 km/s42.45 km/s
year: 35 VGA171.1 days
25 Earth days
932 VGA171.2 days
233 Earth days
1834 VGA171.3 days
688 Earth days
2757 VGA171.4 days
1264 Earth days
37540 VGA171.5 days
7821 Earth days
day:17 hrs6 hrs9 hrs11 hrs5 hrs
axial tilt:16°28°10°
temperature:1212 K
939 C
492 K
219 C
175 K
-98 C
103 K
-170 C
1249 K
976 C
atmosphere:84% N2
11% O2
5% CO2
0% other
85% N2
8% O2
7% CO2
0% other
93% N2
5% O2
2% CO2
0% other
78% N2
18% O2
4% CO2
0% other
89% H2
11% He
0% other
moons:047301087
rings:00003

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