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MCD631: red dwarf star with 2 planets


Solar system 'MCD631' comprises the star 'MCD631' and the retinue of celestial objects gravitationally bound to it: 2 planets and their 77 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MCD631', a red dwarf class star that contains about 99.9% of the system's known mass and dominates it gravitationally. MCD631 is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 2 planets

MCD631.1 is a large terrestrial planet (8984 km radius) which orbits its star in 70 Earth days, one day on MCD631.1 lasts 5 Earth hours. Its average temperature is 1063 K (790 C), its atmosphere mainly consists of nitrogen and it has 13 moons.
MCD631.2 is a large gas giant (50052 km radius) which orbits its star in 55506 Earth days, one day on MCD631.2 lasts 2 Earth hours. Its average temperature is 1467 K (1194 C), its atmosphere mainly consists of hydrogen, helium and it has 64 moons.
More planetary details...


Planetary Orbits


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Planetary Statistics

distance from star:23*106 km1977*106 km
radius:8984 km50052 km
mass:5800*1021 kg1003123*1021 kg
surface gravity: 4.79 m/s2
0.48 Earths
26.7 m/s2
2.73 Earths
escape velocity:9.283 km/s51.72 km/s
year: 336 MCD631.1 days
70 Earth days
666072 MCD631.2 days
55506 Earth days
day:5 hrs2 hrs
axial tilt:359°
temperature:1063 K
790 C
1467 K
1194 C
atmosphere:86% N2
9% O2
5% CO2
0% other
80% H2
20% He
0% other

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