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VHC477: red dwarf star with 2 planets

  VHC477.1  
VHC477.2
 

Solar system 'VHC477' comprises the star 'VHC477' and the retinue of celestial objects gravitationally bound to it: 2 planets and their 139 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'VHC477', a red dwarf class star that contains about 99.37% of the system's known mass and dominates it gravitationally. VHC477 is located more than 4485 lightyears from the center of the galaxy.

This solar system comprises 2 planets

VHC477.1 is a small terrestrial planet (3720 km radius) which orbits its star in 29 Earth days, one day on VHC477.1 lasts 20 Earth hours. Its average temperature is 1980 K (1707 C), its atmosphere mainly consists of nitrogen and it has 0 moons.
VHC477.2 is a large gas giant (79147 km radius) which orbits its star in 91387 Earth days, one day on VHC477.2 lasts 2 Earth hours. Its average temperature is 1977 K (1704 C), its atmosphere mainly consists of hydrogen and it has 139 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:VHC477.1VHC477.2
distance from star:13*106 km2757*106 km
radius:3720 km79147 km
mass:411*1021 kg3966371*1021 kg
surface gravity: 1.98 m/s2
0.20 Earths
42.2 m/s2
4.31 Earths
escape velocity:3.840 km/s81.78 km/s
year: 34 VHC477.1 days
29 Earth days
1096644 VHC477.2 days
91387 Earth days
day:20 hrs2 hrs
axial tilt:225°
temperature:1980 K
1707 C
1977 K
1704 C
atmosphere:93% N2
5% O2
2% CO2
0% other
99% H2
1% He
0% other
moons:0139
rings:013

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