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VHC175: red dwarf star with 4 planets

 
VHC175.1
  VHC175.2   VHC175.3  
VHC175.4
 

Solar system 'VHC175' comprises the star 'VHC175' and the retinue of celestial objects gravitationally bound to it: 4 planets and their 125 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'VHC175', a red dwarf class star that contains about 99.66% of the system's known mass and dominates it gravitationally. VHC175 is located more than 4021 lightyears from the center of the galaxy.

This solar system comprises 4 planets

VHC175.1 is a very large terrestrial planet (9782 km radius) which orbits its star in 56 Earth days, one day on VHC175.1 lasts 6 Earth hours. Its average temperature is 1202 K (929 C), its atmosphere mainly consists of nitrogen, oxygen and it has 3 moons.
VHC175.2 is a very large terrestrial planet (9289 km radius) which orbits its star in 738 Earth days, one day on VHC175.2 lasts 6 Earth hours. Its average temperature is 78 K (-195 C), its atmosphere mainly consists of nitrogen, oxygen and it has 23 moons.
VHC175.3 is a very large terrestrial planet (11674 km radius) which orbits its star in 2099 Earth days, one day on VHC175.3 lasts 5 Earth hours. Its average temperature is 29 K (-244 C), its atmosphere mainly consists of nitrogen, oxygen and it has 22 moons.
VHC175.4 is a large gas giant (57265 km radius) which orbits its star in 19143 Earth days, one day on VHC175.4 lasts 4 Earth hours. Its average temperature is 1449 K (1176 C), its atmosphere mainly consists of hydrogen, helium and it has 77 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:VHC175.1VHC175.2VHC175.3VHC175.4
distance from star:20*106 km111*106 km222*106 km972*106 km
radius:9782 km9289 km11674 km57265 km
mass:7488*1021 kg6412*1021 kg12727*1021 kg1502303*1021 kg
surface gravity: 5.22 m/s2
0.53 Earths
4.95 m/s2
0.50 Earths
6.23 m/s2
0.63 Earths
30.5 m/s2
3.11 Earths
escape velocity:10.10 km/s9.599 km/s12.06 km/s59.17 km/s
year: 224 VHC175.1 days
56 Earth days
2952 VHC175.2 days
738 Earth days
10075 VHC175.3 days
2099 Earth days
114858 VHC175.4 days
19143 Earth days
day:6 hrs6 hrs5 hrs4 hrs
axial tilt:30°27°25°11°
temperature:1202 K
929 C
78 K
-195 C
29 K
-244 C
1449 K
1176 C
atmosphere:1% H2
1% He
55% N2
42% O2
1% CO2
0% other
6% H2
1% He
57% N2
36% O2
0% other
2% H2
3% He
53% N2
42% O2
0% other
80% H2
20% He
0% other
moons:3232277
rings:4008

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