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MCA697: red supergiant star with 11 planets

  MCA697.1   MCA697.2   MCA697.3   MCA697.4   MCA697.5   MCA697.6   MCA697.7   MCA697.8  
MCA697.9
 
MCA697.10
  MCA697.11  

Solar system 'MCA697' comprises the star 'MCA697' and the retinue of celestial objects gravitationally bound to it: 11 planets and their 420 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MCA697', a red supergiant class star that contains about 99.97% of the system's known mass and dominates it gravitationally. MCA697 is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 11 planets

MCA697.1 is a medium terrestrial planet (6592 km radius) which orbits its star in 156 Earth days, one day on MCA697.1 lasts 16 Earth hours. Its average temperature is 1369 K (1096 C), its atmosphere mainly consists of nitrogen and it has 7 moons.
MCA697.2 is a small terrestrial planet (4968 km radius) which orbits its star in 287 Earth days, one day on MCA697.2 lasts 21 Earth hours. Its average temperature is 1217 K (944 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
MCA697.3 is a small terrestrial planet (4650 km radius) which orbits its star in 528 Earth days, one day on MCA697.3 lasts 22 Earth hours. Its average temperature is 1622 K (1349 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
MCA697.4 is a large terrestrial planet (8181 km radius) which orbits its star in 971 Earth days, one day on MCA697.4 lasts 14 Earth hours. Its average temperature is 1923 K (1650 C), its atmosphere mainly consists of nitrogen, oxygen and it has 18 moons.
MCA697.5 is a small terrestrial planet (3313 km radius) which orbits its star in 1784 Earth days, one day on MCA697.5 lasts 33 Earth hours. Its average temperature is 1068 K (795 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
MCA697.6 is a large terrestrial planet (7713 km radius) which orbits its star in 3279 Earth days, one day on MCA697.6 lasts 15 Earth hours. Its average temperature is 1139 K (866 C), its atmosphere mainly consists of nitrogen, oxygen and it has 22 moons.
MCA697.7 is a medium gas giant (26710 km radius) which orbits its star in 30495 Earth days, one day on MCA697.7 lasts 11 Earth hours. Its average temperature is 1466 K (1193 C), its atmosphere mainly consists of hydrogen, helium and it has 86 moons.
MCA697.8 is a large gas giant (75595 km radius) which orbits its star in 82922 Earth days, one day on MCA697.8 lasts 11 Earth hours. Its average temperature is 1589 K (1316 C), its atmosphere mainly consists of hydrogen, helium and it has 75 moons.
MCA697.9 is a large gas giant (70151 km radius) which orbits its star in 152339 Earth days, one day on MCA697.9 lasts 11 Earth hours. Its average temperature is 1050 K (777 C), its atmosphere mainly consists of hydrogen, helium and it has 80 moons.
MCA697.10 is a large gas giant (64137 km radius) which orbits its star in 329994 Earth days, one day on MCA697.10 lasts 11 Earth hours. Its average temperature is 1048 K (775 C), its atmosphere mainly consists of hydrogen and it has 93 moons.
MCA697.11 is a small terrestrial planet (4575 km radius) which orbits its star in 433789 Earth days, one day on MCA697.11 lasts 22 Earth hours. Its average temperature is 1368 K (1095 C), its atmosphere mainly consists of and it has 36 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:MCA697.1MCA697.2MCA697.3MCA697.4MCA697.5
distance from star:39*106 km59*106 km88*106 km133*106 km199*106 km
radius:6592 km4968 km4650 km8181 km3313 km
mass:2291*1021 kg980*1021 kg804*1021 kg4380*1021 kg290*1021 kg
surface gravity: 3.51 m/s2
0.35 Earths
2.65 m/s2
0.27 Earths
2.48 m/s2
0.25 Earths
4.36 m/s2
0.44 Earths
1.76 m/s2
0.17 Earths
escape velocity:6.811 km/s5.131 km/s4.804 km/s8.453 km/s3.418 km/s
year: 234 MCA697.1 days
156 Earth days
328 MCA697.2 days
287 Earth days
576 MCA697.3 days
528 Earth days
1664 MCA697.4 days
971 Earth days
1297 MCA697.5 days
1784 Earth days
day:16 hrs21 hrs22 hrs14 hrs33 hrs
axial tilt:19°214°18°24°
temperature:1369 K
1096 C
1217 K
944 C
1622 K
1349 C
1923 K
1650 C
1068 K
795 C
atmosphere:98% N2
2% CO2
0% other
1% He
58% N2
40% O2
1% CO2
0% other
5% H2
1% He
46% N2
47% O2
1% CO2
0% other
9% H2
3% He
52% N2
34% O2
2% CO2
0% other
1% He
57% N2
42% O2
0% other
moons:721180
rings:00000

planet:MCA697.6MCA697.7MCA697.8MCA697.9MCA697.10
distance from star:299*106 km1326*106 km2584*106 km3876*106 km6489*106 km
radius:7713 km26710 km75595 km70151 km64137 km
mass:3670*1021 kg152444*1021 kg3455963*1021 kg2761795*1021 kg2110648*1021 kg
surface gravity: 4.11 m/s2
0.42 Earths
14.2 m/s2
1.45 Earths
40.3 m/s2
4.12 Earths
37.4 m/s2
3.82 Earths
34.2 m/s2
3.49 Earths
escape velocity:7.969 km/s27.60 km/s78.11 km/s72.49 km/s66.27 km/s
year: 5246 MCA697.6 days
3279 Earth days
66534 MCA697.7 days
30495 Earth days
180920 MCA697.8 days
82922 Earth days
332376 MCA697.9 days
152339 Earth days
719986 MCA697.10 days
329994 Earth days
day:15 hrs11 hrs11 hrs11 hrs11 hrs
axial tilt:
temperature:1139 K
866 C
1466 K
1193 C
1589 K
1316 C
1050 K
777 C
1048 K
775 C
atmosphere:71% N2
26% O2
3% CO2
0% other
87% H2
13% He
0% other
82% H2
18% He
0% other
84% H2
16% He
0% other
90% H2
10% He
0% other
moons:2286758093
rings:0001221

planet:MCA697.11
distance from star:7787*106 km
radius:4575 km
mass:766*1021 kg
surface gravity: 2.44 m/s2
0.24 Earths
escape velocity:4.727 km/s
year: 473224 MCA697.11 days
433789 Earth days
day:22 hrs
axial tilt:
temperature:1368 K
1095 C
atmosphere:100% other
moons:36
rings:0

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