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MCA648: red dwarf star with 9 planets

  MCA648.1   MCA648.2   MCA648.3   MCA648.4   MCA648.5   MCA648.6   MCA648.7   MCA648.8   MCA648.9  

Solar system 'MCA648' comprises the star 'MCA648' and the retinue of celestial objects gravitationally bound to it: 9 planets and their 248 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MCA648', a red dwarf class star that contains about 99.97% of the system's known mass and dominates it gravitationally. MCA648 is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 9 planets

MCA648.1 is a medium terrestrial planet (5488 km radius) which orbits its star in 200 Earth days, one day on MCA648.1 lasts 17 Earth hours. Its average temperature is 114 K (-159 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
MCA648.2 is a very large terrestrial planet (11569 km radius) which orbits its star in 610 Earth days, one day on MCA648.2 lasts 10 Earth hours. Its average temperature is 51 K (-222 C), its atmosphere mainly consists of nitrogen and it has 36 moons.
MCA648.3 is a medium terrestrial planet (5586 km radius) which orbits its star in 1120 Earth days, one day on MCA648.3 lasts 17 Earth hours. Its average temperature is 34 K (-239 C), its atmosphere mainly consists of nitrogen and it has 13 moons.
MCA648.4 is a very large terrestrial planet (9383 km radius) which orbits its star in 2058 Earth days, one day on MCA648.4 lasts 11 Earth hours. Its average temperature is 20 K (-253 C), its atmosphere mainly consists of nitrogen, oxygen and it has 18 moons.
MCA648.5 is a very large terrestrial planet (10786 km radius) which orbits its star in 3782 Earth days, one day on MCA648.5 lasts 11 Earth hours. Its average temperature is 11 K (-262 C), its atmosphere mainly consists of nitrogen, oxygen and it has 26 moons.
MCA648.6 is a large terrestrial planet (7873 km radius) which orbits its star in 6949 Earth days, one day on MCA648.6 lasts 13 Earth hours. Its average temperature is 6 K (-267 C), its atmosphere mainly consists of nitrogen, oxygen and it has 20 moons.
MCA648.7 is a very large terrestrial planet (10621 km radius) which orbits its star in 12766 Earth days, one day on MCA648.7 lasts 11 Earth hours. Its average temperature is 3 K (-270 C), its atmosphere mainly consists of nitrogen, oxygen and it has 48 moons.
MCA648.8 is a large terrestrial planet (8430 km radius) which orbits its star in 16781 Earth days, one day on MCA648.8 lasts 12 Earth hours. Its average temperature is 1904 K (1631 C), its atmosphere mainly consists of and it has 39 moons.
MCA648.9 is a medium terrestrial planet (6281 km radius) which orbits its star in 22059 Earth days, one day on MCA648.9 lasts 15 Earth hours. Its average temperature is 1683 K (1410 C), its atmosphere mainly consists of and it has 46 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:MCA648.1MCA648.2MCA648.3MCA648.4MCA648.5
distance from star:46*106 km97*106 km146*106 km219*106 km329*106 km
radius:5488 km11569 km5586 km9383 km10786 km
mass:1322*1021 kg12387*1021 kg1394*1021 kg6608*1021 kg10038*1021 kg
surface gravity: 2.92 m/s2
0.29 Earths
6.17 m/s2
0.63 Earths
2.98 m/s2
0.30 Earths
5.00 m/s2
0.51 Earths
5.75 m/s2
0.58 Earths
escape velocity:5.670 km/s11.95 km/s5.771 km/s9.695 km/s11.14 km/s
year: 282 MCA648.1 days
200 Earth days
1464 MCA648.2 days
610 Earth days
1581 MCA648.3 days
1120 Earth days
4490 MCA648.4 days
2058 Earth days
8251 MCA648.5 days
3782 Earth days
day:17 hrs10 hrs17 hrs11 hrs11 hrs
axial tilt:21°180°25°14°
temperature:114 K
-159 C
51 K
-222 C
34 K
-239 C
20 K
-253 C
11 K
-262 C
atmosphere:1% He
67% N2
30% O2
2% CO2
0% other
86% N2
10% O2
4% CO2
0% other
87% N2
6% O2
7% CO2
0% other
2% H2
2% He
64% N2
30% O2
2% CO2
0% other
7% H2
2% He
62% N2
28% O2
1% CO2
0% other
moons:236131826
rings:00000

planet:MCA648.6MCA648.7MCA648.8MCA648.9
distance from star:494*106 km742*106 km890*106 km1068*106 km
radius:7873 km10621 km8430 km6281 km
mass:3904*1021 kg9584*1021 kg4792*1021 kg1982*1021 kg
surface gravity: 4.20 m/s2
0.42 Earths
5.67 m/s2
0.57 Earths
4.50 m/s2
0.46 Earths
3.35 m/s2
0.34 Earths
escape velocity:8.135 km/s10.97 km/s8.710 km/s6.490 km/s
year: 12828 MCA648.6 days
6949 Earth days
27853 MCA648.7 days
12766 Earth days
33562 MCA648.8 days
16781 Earth days
35294 MCA648.9 days
22059 Earth days
day:13 hrs11 hrs12 hrs15 hrs
axial tilt:42°18°28°
temperature:6 K
-267 C
3 K
-270 C
1904 K
1631 C
1683 K
1410 C
atmosphere:55% N2
44% O2
1% CO2
0% other
60% N2
40% O2
0% other
100% other100% other
moons:20483946
rings:0000

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