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MCD617: red dwarf star with 5 planets

  MCD617.1   MCD617.2   MCD617.3   MCD617.4   MCD617.5  

Solar system 'MCD617' comprises the star 'MCD617' and the retinue of celestial objects gravitationally bound to it: 5 planets and their 247 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MCD617', a red dwarf class star that contains about 99.39% of the system's known mass and dominates it gravitationally. MCD617 is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 5 planets

MCD617.1 is a very large terrestrial planet (10342 km radius) which orbits its star in 260 Earth days, one day on MCD617.1 lasts 7 Earth hours. Its average temperature is 129 K (-144 C), its atmosphere mainly consists of nitrogen, oxygen and it has 26 moons.
MCD617.2 is a very large terrestrial planet (10710 km radius) which orbits its star in 781 Earth days, one day on MCD617.2 lasts 7 Earth hours. Its average temperature is 59 K (-214 C), its atmosphere mainly consists of nitrogen, oxygen and it has 23 moons.
MCD617.3 is a medium terrestrial planet (6684 km radius) which orbits its star in 1435 Earth days, one day on MCD617.3 lasts 10 Earth hours. Its average temperature is 39 K (-234 C), its atmosphere mainly consists of nitrogen, oxygen and it has 38 moons.
MCD617.4 is a very large terrestrial planet (9047 km radius) which orbits its star in 2637 Earth days, one day on MCD617.4 lasts 8 Earth hours. Its average temperature is 23 K (-250 C), its atmosphere mainly consists of nitrogen, oxygen and it has 40 moons.
MCD617.5 is a large gas giant (65406 km radius) which orbits its star in 54934 Earth days, one day on MCD617.5 lasts 5 Earth hours. Its average temperature is 1316 K (1043 C), its atmosphere mainly consists of hydrogen and it has 120 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:MCD617.1MCD617.2MCD617.3MCD617.4MCD617.5
distance from star:55*106 km115*106 km172*106 km259*106 km1963*106 km
radius:10342 km10710 km6684 km9047 km65406 km
mass:8849*1021 kg9827*1021 kg2388*1021 kg5923*1021 kg2238426*1021 kg
surface gravity: 5.52 m/s2
0.56 Earths
5.71 m/s2
0.58 Earths
3.56 m/s2
0.36 Earths
4.82 m/s2
0.49 Earths
34.9 m/s2
3.56 Earths
escape velocity:10.68 km/s11.06 km/s6.905 km/s9.348 km/s67.58 km/s
year: 891 MCD617.1 days
260 Earth days
2677 MCD617.2 days
781 Earth days
3444 MCD617.3 days
1435 Earth days
7911 MCD617.4 days
2637 Earth days
263683 MCD617.5 days
54934 Earth days
day:7 hrs7 hrs10 hrs8 hrs5 hrs
axial tilt:20°26°22°
temperature:129 K
-144 C
59 K
-214 C
39 K
-234 C
23 K
-250 C
1316 K
1043 C
atmosphere:1% He
81% N2
12% O2
6% CO2
0% other
1% He
68% N2
31% O2
0% other
88% N2
11% O2
1% CO2
0% other
7% H2
2% He
59% N2
30% O2
2% CO2
0% other
97% H2
3% He
0% other
moons:26233840120
rings:00000

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