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MCA656: yellow dwarf star with 22 planets

  MCA656.1   MCA656.2   MCA656.3   MCA656.4   MCA656.5   MCA656.6   MCA656.7   MCA656.8  
MCA656.9
  MCA656.10   MCA656.11   MCA656.12  
MCA656.13
  MCA656.14  
MCA656.15
 
MCA656.16
 
MCA656.17
  MCA656.18   MCA656.19  
MCA656.20
  MCA656.21   MCA656.22  

Solar system 'MCA656' comprises the star 'MCA656' and the retinue of celestial objects gravitationally bound to it: 22 planets and their 1318 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MCA656', a yellow dwarf class star that contains about 99.31% of the system's known mass and dominates it gravitationally. MCA656 is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 22 planets

MCA656.1 is a medium terrestrial planet (6898 km radius) which orbits its star in 88 Earth days, one day on MCA656.1 lasts 27 Earth hours. Its average temperature is 1545 K (1272 C), its atmosphere mainly consists of nitrogen, oxygen and it has 6 moons.
MCA656.2 is a very large terrestrial planet (11456 km radius) which orbits its star in 750 Earth days, one day on MCA656.2 lasts 23 Earth hours. Its average temperature is 177 K (-96 C), its atmosphere mainly consists of nitrogen, oxygen and it has 42 moons.
MCA656.3 is a medium terrestrial planet (5994 km radius) which orbits its star in 1379 Earth days, one day on MCA656.3 lasts 28 Earth hours. Its average temperature is 118 K (-155 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 9 moons.
MCA656.4 is a small terrestrial planet (3818 km radius) which orbits its star in 2533 Earth days, one day on MCA656.4 lasts 39 Earth hours. Its average temperature is 70 K (-203 C), its atmosphere mainly consists of nitrogen, oxygen and it has 4 moons.
MCA656.5 is a medium terrestrial planet (6901 km radius) which orbits its star in 4654 Earth days, one day on MCA656.5 lasts 27 Earth hours. Its average temperature is 38 K (-235 C), its atmosphere mainly consists of nitrogen, oxygen and it has 17 moons.
MCA656.6 is a very large terrestrial planet (10682 km radius) which orbits its star in 8551 Earth days, one day on MCA656.6 lasts 24 Earth hours. Its average temperature is 20 K (-253 C), its atmosphere mainly consists of nitrogen, oxygen and it has 39 moons.
MCA656.7 is a small terrestrial planet (4188 km radius) which orbits its star in 15710 Earth days, one day on MCA656.7 lasts 36 Earth hours. Its average temperature is 10 K (-263 C), its atmosphere mainly consists of nitrogen, oxygen and it has 43 moons.
MCA656.8 is a medium terrestrial planet (6946 km radius) which orbits its star in 28861 Earth days, one day on MCA656.8 lasts 27 Earth hours. Its average temperature is 5 K (-268 C), its atmosphere mainly consists of nitrogen, oxygen and it has 32 moons.
MCA656.9 is a large terrestrial planet (7709 km radius) which orbits its star in 53022 Earth days, one day on MCA656.9 lasts 26 Earth hours. Its average temperature is 2 K (-271 C), its atmosphere mainly consists of nitrogen, oxygen and it has 24 moons.
MCA656.10 is a medium terrestrial planet (6757 km radius) which orbits its star in 97408 Earth days, one day on MCA656.10 lasts 27 Earth hours. Its average temperature is 1 K (-272 C), its atmosphere mainly consists of nitrogen and it has 33 moons.
MCA656.11 is a very small terrestrial planet (2636 km radius) which orbits its star in 178951 Earth days, one day on MCA656.11 lasts 58 Earth hours. Its average temperature is 0 K (-273 C), its atmosphere mainly consists of nitrogen, oxygen and it has 3 moons.
MCA656.12 is a very large terrestrial planet (10953 km radius) which orbits its star in 328754 Earth days, one day on MCA656.12 lasts 24 Earth hours. Its average temperature is 0 K (-273 C), its atmosphere mainly consists of nitrogen and it has 37 moons.
MCA656.13 is a large gas giant (48392 km radius) which orbits its star in 603960 Earth days, one day on MCA656.13 lasts 22 Earth hours. Its average temperature is 1216 K (943 C), its atmosphere mainly consists of hydrogen, helium and it has 132 moons.
MCA656.14 is a medium gas giant (22543 km radius) which orbits its star in 1109546 Earth days, one day on MCA656.14 lasts 22 Earth hours. Its average temperature is 1887 K (1614 C), its atmosphere mainly consists of hydrogen, helium and it has 165 moons.
MCA656.15 is a medium gas giant (39330 km radius) which orbits its star in 2038367 Earth days, one day on MCA656.15 lasts 22 Earth hours. Its average temperature is 1012 K (739 C), its atmosphere mainly consists of hydrogen, helium and it has 158 moons.
MCA656.16 is a large gas giant (61179 km radius) which orbits its star in 3744720 Earth days, one day on MCA656.16 lasts 22 Earth hours. Its average temperature is 1698 K (1425 C), its atmosphere mainly consists of hydrogen, helium and it has 133 moons.
MCA656.17 is a large gas giant (77187 km radius) which orbits its star in 6879490 Earth days, one day on MCA656.17 lasts 22 Earth hours. Its average temperature is 1071 K (798 C), its atmosphere mainly consists of hydrogen and it has 116 moons.
MCA656.18 is a huge terrestrial planet (14104 km radius) which orbits its star in 12638430 Earth days, one day on MCA656.18 lasts 23 Earth hours. Its average temperature is 1486 K (1213 C), its atmosphere mainly consists of hydrogen and it has 75 moons.
MCA656.19 is a small gas giant (19169 km radius) which orbits its star in 23218279 Earth days, one day on MCA656.19 lasts 22 Earth hours. Its average temperature is 1848 K (1575 C), its atmosphere mainly consists of hydrogen and it has 175 moons.
MCA656.20 is a medium terrestrial planet (6211 km radius) which orbits its star in 30521220 Earth days, one day on MCA656.20 lasts 28 Earth hours. Its average temperature is 1461 K (1188 C), its atmosphere mainly consists of and it has 26 moons.
MCA656.21 is a very small terrestrial planet (2921 km radius) which orbits its star in 40121186 Earth days, one day on MCA656.21 lasts 51 Earth hours. Its average temperature is 1431 K (1158 C), its atmosphere mainly consists of and it has 22 moons.
MCA656.22 is a small terrestrial planetoid (1116 km radius) which orbits its star in 52740668 Earth days, one day on MCA656.22 lasts 224 Earth hours. Its average temperature is 1681 K (1408 C), its atmosphere mainly consists of and it has 27 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:MCA656.1MCA656.2MCA656.3MCA656.4MCA656.5
distance from star:26*106 km112*106 km168*106 km252*106 km378*106 km
radius:6898 km11456 km5994 km3818 km6901 km
mass:2625*1021 kg12027*1021 kg1722*1021 kg445*1021 kg2629*1021 kg
surface gravity: 3.68 m/s2
0.37 Earths
6.11 m/s2
0.62 Earths
3.19 m/s2
0.32 Earths
2.03 m/s2
0.20 Earths
3.68 m/s2
0.37 Earths
escape velocity:7.127 km/s11.83 km/s6.192 km/s3.944 km/s7.131 km/s
year: 78 MCA656.1 days
88 Earth days
782 MCA656.2 days
750 Earth days
1182 MCA656.3 days
1379 Earth days
1558 MCA656.4 days
2533 Earth days
4136 MCA656.5 days
4654 Earth days
day:27 hrs23 hrs28 hrs39 hrs27 hrs
axial tilt:16°29°15°103°
temperature:1545 K
1272 C
177 K
-96 C
118 K
-155 C
70 K
-203 C
38 K
-235 C
atmosphere:71% N2
26% O2
3% CO2
0% other
2% H2
1% He
75% N2
17% O2
5% CO2
0% other
25% H2
3% He
26% N2
45% O2
1% CO2
0% other
6% H2
2% He
65% N2
26% O2
1% CO2
0% other
4% H2
1% He
63% N2
32% O2
0% other
moons:6429417
rings:00000

planet:MCA656.6MCA656.7MCA656.8MCA656.9MCA656.10
distance from star:568*106 km852*106 km1278*106 km1918*106 km2877*106 km
radius:10682 km4188 km6946 km7709 km6757 km
mass:9750*1021 kg587*1021 kg2680*1021 kg3665*1021 kg2468*1021 kg
surface gravity: 5.70 m/s2
0.58 Earths
2.23 m/s2
0.22 Earths
3.70 m/s2
0.37 Earths
4.11 m/s2
0.42 Earths
3.60 m/s2
0.36 Earths
escape velocity:11.03 km/s4.325 km/s7.176 km/s7.966 km/s6.982 km/s
year: 8551 MCA656.6 days
8551 Earth days
10473 MCA656.7 days
15710 Earth days
25654 MCA656.8 days
28861 Earth days
48943 MCA656.9 days
53022 Earth days
86584 MCA656.10 days
97408 Earth days
day:24 hrs36 hrs27 hrs26 hrs27 hrs
axial tilt:17°97°304°
temperature:20 K
-253 C
10 K
-263 C
5 K
-268 C
2 K
-271 C
1 K
-272 C
atmosphere:62% N2
38% O2
0% other
78% N2
21% O2
1% CO2
0% other
72% N2
25% O2
3% CO2
0% other
75% N2
24% O2
1% CO2
0% other
93% N2
1% O2
6% CO2
0% other
moons:3943322433
rings:00010

planet:MCA656.11MCA656.12MCA656.13MCA656.14MCA656.15
distance from star:4315*106 km6473*106 km9710*106 km14565*106 km21848*106 km
radius:2636 km10953 km48392 km22543 km39330 km
mass:146*1021 kg10512*1021 kg906589*1021 kg91648*1021 kg486700*1021 kg
surface gravity: 1.40 m/s2
0.14 Earths
5.84 m/s2
0.59 Earths
25.8 m/s2
2.63 Earths
12.0 m/s2
1.22 Earths
20.9 m/s2
2.13 Earths
escape velocity:2.719 km/s11.31 km/s50.00 km/s23.29 km/s40.64 km/s
year: 74048 MCA656.11 days
178951 Earth days
328754 MCA656.12 days
328754 Earth days
658865 MCA656.13 days
603960 Earth days
1210413 MCA656.14 days
1109546 Earth days
2223673 MCA656.15 days
2038367 Earth days
day:58 hrs24 hrs22 hrs22 hrs22 hrs
axial tilt:29°19°
temperature:0 K
-273 C
0 K
-273 C
1216 K
943 C
1887 K
1614 C
1012 K
739 C
atmosphere:72% N2
25% O2
3% CO2
0% other
88% N2
8% O2
4% CO2
0% other
81% H2
19% He
0% other
88% H2
12% He
0% other
85% H2
15% He
0% other
moons:337132165158
rings:005021

planet:MCA656.16MCA656.17MCA656.18MCA656.19MCA656.20
distance from star:32772*106 km49158*106 km73737*106 km110605*106 km132726*106 km
radius:61179 km77187 km14104 km19169 km6211 km
mass:1831880*1021 kg3678938*1021 kg22444*1021 kg56349*1021 kg1916*1021 kg
surface gravity: 32.6 m/s2
3.33 Earths
41.2 m/s2
4.21 Earths
7.53 m/s2
0.76 Earths
10.2 m/s2
1.04 Earths
3.31 m/s2
0.33 Earths
escape velocity:63.22 km/s79.76 km/s14.57 km/s19.80 km/s6.417 km/s
year: 4085149 MCA656.16 days
3744720 Earth days
7504898 MCA656.17 days
6879490 Earth days
13187926 MCA656.18 days
12638430 Earth days
25329031 MCA656.19 days
23218279 Earth days
26161045 MCA656.20 days
30521220 Earth days
day:22 hrs22 hrs23 hrs22 hrs28 hrs
axial tilt:
temperature:1698 K
1425 C
1071 K
798 C
1486 K
1213 C
1848 K
1575 C
1461 K
1188 C
atmosphere:79% H2
21% He
0% other
99% H2
1% He
0% other
90% H2
10% He
0% other
94% H2
6% He
0% other
100% other
moons:1331167517526
rings:319002

planet:MCA656.21MCA656.22
distance from star:159272*106 km191126*106 km
radius:2921 km1116 km
mass:199*1021 kg11*1021 kg
surface gravity: 1.55 m/s2
0.15 Earths
0.58 m/s2
0.05 Earths
escape velocity:3.015 km/s1.147 km/s
year: 18880558 MCA656.21 days
40121186 Earth days
5650785 MCA656.22 days
52740668 Earth days
day:51 hrs224 hrs
axial tilt:339°21°
temperature:1431 K
1158 C
1681 K
1408 C
atmosphere:100% other100% other
moons:2227
rings:00

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