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MCA693: red dwarf star with 9 planets

 
MCA693.1
  MCA693.2   MCA693.3   MCA693.4  
MCA693.5
 
MCA693.6
 
MCA693.7
 
MCA693.8
 
MCA693.9
 

Solar system 'MCA693' comprises the star 'MCA693' and the retinue of celestial objects gravitationally bound to it: 9 planets and their 460 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MCA693', a red dwarf class star that contains about 99.45% of the system's known mass and dominates it gravitationally. MCA693 is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 9 planets

MCA693.1 is a very small terrestrial planet (2506 km radius) which orbits its star in 7 Earth days, one day on MCA693.1 lasts 49 Earth hours. Its average temperature is 1590 K (1317 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
MCA693.2 is a very large terrestrial planet (9840 km radius) which orbits its star in 244 Earth days, one day on MCA693.2 lasts 11 Earth hours. Its average temperature is 487 K (214 C), its atmosphere mainly consists of nitrogen, oxygen and it has 27 moons.
MCA693.3 is a very large terrestrial planet (9553 km radius) which orbits its star in 569 Earth days, one day on MCA693.3 lasts 11 Earth hours. Its average temperature is 236 K (-37 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 41 moons.
MCA693.4 is a very large terrestrial planet (10603 km radius) which orbits its star in 1046 Earth days, one day on MCA693.4 lasts 11 Earth hours. Its average temperature is 140 K (-133 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
MCA693.5 is a medium terrestrial planet (6906 km radius) which orbits its star in 1922 Earth days, one day on MCA693.5 lasts 14 Earth hours. Its average temperature is 77 K (-196 C), its atmosphere mainly consists of nitrogen, oxygen and it has 18 moons.
MCA693.6 is a small gas giant (18437 km radius) which orbits its star in 10686 Earth days, one day on MCA693.6 lasts 9 Earth hours. Its average temperature is 1651 K (1378 C), its atmosphere mainly consists of hydrogen and it has 113 moons.
MCA693.7 is a medium gas giant (37823 km radius) which orbits its star in 51991 Earth days, one day on MCA693.7 lasts 9 Earth hours. Its average temperature is 1873 K (1600 C), its atmosphere mainly consists of hydrogen, helium and it has 46 moons.
MCA693.8 is a large gas giant (61233 km radius) which orbits its star in 211343 Earth days, one day on MCA693.8 lasts 9 Earth hours. Its average temperature is 1333 K (1060 C), its atmosphere mainly consists of hydrogen, helium and it has 123 moons.
MCA693.9 is a large gas giant (52975 km radius) which orbits its star in 388262 Earth days, one day on MCA693.9 lasts 9 Earth hours. Its average temperature is 1459 K (1186 C), its atmosphere mainly consists of hydrogen and it has 91 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:MCA693.1MCA693.2MCA693.3MCA693.4MCA693.5
distance from star:5*106 km53*106 km93*106 km140*106 km210*106 km
radius:2506 km9840 km9553 km10603 km6906 km
mass:125*1021 kg7622*1021 kg6974*1021 kg9536*1021 kg2634*1021 kg
surface gravity: 1.32 m/s2
0.13 Earths
5.25 m/s2
0.53 Earths
5.10 m/s2
0.52 Earths
5.66 m/s2
0.57 Earths
3.68 m/s2
0.37 Earths
escape velocity:2.580 km/s10.16 km/s9.871 km/s10.95 km/s7.135 km/s
year: 3 MCA693.1 days
7 Earth days
532 MCA693.2 days
244 Earth days
1241 MCA693.3 days
569 Earth days
2282 MCA693.4 days
1046 Earth days
3294 MCA693.5 days
1922 Earth days
day:49 hrs11 hrs11 hrs11 hrs14 hrs
axial tilt:18°27°21°
temperature:1590 K
1317 C
487 K
214 C
236 K
-37 C
140 K
-133 C
77 K
-196 C
atmosphere:3% H2
1% He
64% N2
31% O2
1% CO2
0% other
55% N2
44% O2
1% CO2
0% other
86% N2
1% O2
13% CO2
0% other
78% N2
21% O2
1% CO2
0% other
1% He
80% N2
14% O2
5% CO2
0% other
moons:02741118
rings:50005

planet:MCA693.6MCA693.7MCA693.8MCA693.9
distance from star:659*106 km1893*106 km4821*106 km7232*106 km
radius:18437 km37823 km61233 km52975 km
mass:50137*1021 kg432870*1021 kg1836735*1021 kg1189331*1021 kg
surface gravity: 9.84 m/s2
1.00 Earths
20.1 m/s2
2.05 Earths
32.6 m/s2
3.33 Earths
28.2 m/s2
2.88 Earths
escape velocity:19.05 km/s39.08 km/s63.27 km/s54.74 km/s
year: 28496 MCA693.6 days
10686 Earth days
138642 MCA693.7 days
51991 Earth days
563581 MCA693.8 days
211343 Earth days
1035365 MCA693.9 days
388262 Earth days
day:9 hrs9 hrs9 hrs9 hrs
axial tilt:
temperature:1651 K
1378 C
1873 K
1600 C
1333 K
1060 C
1459 K
1186 C
atmosphere:93% H2
7% He
0% other
82% H2
18% He
0% other
81% H2
19% He
0% other
93% H2
7% He
0% other
moons:1134612391
rings:21192312

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