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MCA622: red dwarf star with 7 planets

  MCA622.1   MCA622.2  
MCA622.3
 
MCA622.4
 
MCA622.5
  MCA622.6  
MCA622.7
 

Solar system 'MCA622' comprises the star 'MCA622' and the retinue of celestial objects gravitationally bound to it: 7 planets and their 483 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MCA622', a red dwarf class star that contains about 98.85% of the system's known mass and dominates it gravitationally. MCA622 is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 7 planets

MCA622.1 is a very large terrestrial planet (9229 km radius) which orbits its star in 0 Earth days, one day on MCA622.1 lasts 9 Earth hours. Its average temperature is 1292 K (1019 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 0 moons.
MCA622.2 is a large terrestrial planet (8515 km radius) which orbits its star in 259 Earth days, one day on MCA622.2 lasts 10 Earth hours. Its average temperature is 372 K (99 C), its atmosphere mainly consists of nitrogen and it has 1 moons.
MCA622.3 is a very small terrestrial planet (2536 km radius) which orbits its star in 476 Earth days, one day on MCA622.3 lasts 46 Earth hours. Its average temperature is 248 K (-25 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
MCA622.4 is a large gas giant (51495 km radius) which orbits its star in 49167 Earth days, one day on MCA622.4 lasts 7 Earth hours. Its average temperature is 1636 K (1363 C), its atmosphere mainly consists of hydrogen and it has 100 moons.
MCA622.5 is a large gas giant (75104 km radius) which orbits its star in 90326 Earth days, one day on MCA622.5 lasts 7 Earth hours. Its average temperature is 1554 K (1281 C), its atmosphere mainly consists of hydrogen, helium and it has 136 moons.
MCA622.6 is a large gas giant (55626 km radius) which orbits its star in 165939 Earth days, one day on MCA622.6 lasts 7 Earth hours. Its average temperature is 1988 K (1715 C), its atmosphere mainly consists of hydrogen, helium and it has 172 moons.
MCA622.7 is a medium gas giant (31675 km radius) which orbits its star in 304850 Earth days, one day on MCA622.7 lasts 7 Earth hours. Its average temperature is 1598 K (1325 C), its atmosphere mainly consists of hydrogen, helium and it has 74 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:MCA622.1MCA622.2MCA622.3MCA622.4MCA622.5
distance from star:1*106 km55*106 km82*106 km1823*106 km2735*106 km
radius:9229 km8515 km2536 km51495 km75104 km
mass:6288*1021 kg4939*1021 kg130*1021 kg1092408*1021 kg3389059*1021 kg
surface gravity: 4.92 m/s2
0.50 Earths
4.54 m/s2
0.46 Earths
1.34 m/s2
0.13 Earths
27.4 m/s2
2.80 Earths
40.1 m/s2
4.10 Earths
escape velocity:9.536 km/s8.799 km/s2.615 km/s53.21 km/s77.61 km/s
year: 0 MCA622.1 days
0 Earth days
621 MCA622.2 days
259 Earth days
248 MCA622.3 days
476 Earth days
168572 MCA622.4 days
49167 Earth days
309689 MCA622.5 days
90326 Earth days
day:9 hrs10 hrs46 hrs7 hrs7 hrs
axial tilt:21°27°
temperature:1292 K
1019 C
372 K
99 C
248 K
-25 C
1636 K
1363 C
1554 K
1281 C
atmosphere:11% H2
3% He
43% N2
41% O2
2% CO2
0% other
96% N2
2% O2
2% CO2
0% other
3% H2
3% He
59% N2
35% O2
0% other
97% H2
3% He
0% other
80% H2
20% He
0% other
moons:010100136
rings:002215

planet:MCA622.6MCA622.7
distance from star:4103*106 km6155*106 km
radius:55626 km31675 km
mass:1376966*1021 kg254237*1021 kg
surface gravity: 29.7 m/s2
3.03 Earths
16.9 m/s2
1.72 Earths
escape velocity:57.48 km/s32.73 km/s
year: 568933 MCA622.6 days
165939 Earth days
1045200 MCA622.7 days
304850 Earth days
day:7 hrs7 hrs
axial tilt:61°70°
temperature:1988 K
1715 C
1598 K
1325 C
atmosphere:76% H2
24% He
0% other
76% H2
24% He
0% other
moons:17274
rings:03

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