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MCA659: red dwarf star with 2 planets


Solar system 'MCA659' comprises the star 'MCA659' and the retinue of celestial objects gravitationally bound to it: 2 planets and their 109 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MCA659', a red dwarf class star that contains about 99.88% of the system's known mass and dominates it gravitationally. MCA659 is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 2 planets

MCA659.1 is a medium terrestrial planet (6003 km radius) which orbits its star in 288 Earth days, one day on MCA659.1 lasts 8 Earth hours. Its average temperature is 103 K (-170 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
MCA659.2 is a medium gas giant (36123 km radius) which orbits its star in 46535 Earth days, one day on MCA659.2 lasts 2 Earth hours. Its average temperature is 1528 K (1255 C), its atmosphere mainly consists of hydrogen and it has 108 moons.
More planetary details...


Planetary Orbits


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Planetary Statistics

distance from star:59*106 km1758*106 km
radius:6003 km36123 km
mass:1730*1021 kg377086*1021 kg
surface gravity: 3.20 m/s2
0.32 Earths
19.2 m/s2
1.96 Earths
escape velocity:6.202 km/s37.32 km/s
year: 864 MCA659.1 days
288 Earth days
558420 MCA659.2 days
46535 Earth days
day:8 hrs2 hrs
axial tilt:12°
temperature:103 K
-170 C
1528 K
1255 C
atmosphere:59% N2
40% O2
1% CO2
0% other
92% H2
8% He
0% other

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