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MFF648: red dwarf star with 7 planets

  MFF648.1   MFF648.2   MFF648.3   MFF648.4  
MFF648.5
 
MFF648.6
  MFF648.7  

Solar system 'MFF648' comprises the star 'MFF648' and the retinue of celestial objects gravitationally bound to it: 7 planets and their 449 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MFF648', a red dwarf class star that contains about 99.51% of the system's known mass and dominates it gravitationally. MFF648 is located more than 2065 lightyears from the center of the galaxy.

This solar system comprises 7 planets

MFF648.1 is a very large terrestrial planet (9167 km radius) which orbits its star in 324 Earth days, one day on MFF648.1 lasts 9 Earth hours. Its average temperature is 187 K (-86 C), its atmosphere mainly consists of nitrogen and it has 27 moons.
MFF648.2 is a very large terrestrial planet (9437 km radius) which orbits its star in 1217 Earth days, one day on MFF648.2 lasts 9 Earth hours. Its average temperature is 64 K (-209 C), its atmosphere mainly consists of nitrogen, oxygen and it has 30 moons.
MFF648.3 is a large terrestrial planet (8710 km radius) which orbits its star in 2236 Earth days, one day on MFF648.3 lasts 10 Earth hours. Its average temperature is 42 K (-231 C), its atmosphere mainly consists of nitrogen, oxygen and it has 26 moons.
MFF648.4 is a large gas giant (70031 km radius) which orbits its star in 26656 Earth days, one day on MFF648.4 lasts 7 Earth hours. Its average temperature is 1136 K (863 C), its atmosphere mainly consists of hydrogen, helium and it has 116 moons.
MFF648.5 is a medium gas giant (32782 km radius) which orbits its star in 48971 Earth days, one day on MFF648.5 lasts 7 Earth hours. Its average temperature is 1385 K (1112 C), its atmosphere mainly consists of hydrogen and it has 140 moons.
MFF648.6 is a medium gas giant (38302 km radius) which orbits its star in 89966 Earth days, one day on MFF648.6 lasts 7 Earth hours. Its average temperature is 1399 K (1126 C), its atmosphere mainly consists of hydrogen, helium and it has 102 moons.
MFF648.7 is a very small terrestrial planet (2272 km radius) which orbits its star in 118263 Earth days, one day on MFF648.7 lasts 55 Earth hours. Its average temperature is 1748 K (1475 C), its atmosphere mainly consists of and it has 8 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:MFF648.1MFF648.2MFF648.3MFF648.4MFF648.5
distance from star:64*106 km154*106 km232*106 km1212*106 km1819*106 km
radius:9167 km9437 km8710 km70031 km32782 km
mass:6162*1021 kg6723*1021 kg5286*1021 kg2747647*1021 kg281835*1021 kg
surface gravity: 4.89 m/s2
0.5 Earths
5.03 m/s2
0.51 Earths
4.65 m/s2
0.47 Earths
37.3 m/s2
3.81 Earths
17.5 m/s2
1.78 Earths
escape velocity:9.472 km/s9.751 km/s9.000 km/s72.36 km/s33.87 km/s
year: 864 MFF648.1 days
324 Earth days
3245 MFF648.2 days
1217 Earth days
5366 MFF648.3 days
2236 Earth days
91392 MFF648.4 days
26656 Earth days
167900 MFF648.5 days
48971 Earth days
day:9 hrs9 hrs10 hrs7 hrs7 hrs
axial tilt:31°30°25°
temperature:187 K
-86 C
64 K
-209 C
42 K
-231 C
1136 K
863 C
1385 K
1112 C
atmosphere:87% N2
9% O2
4% CO2
0% other
51% N2
48% O2
1% CO2
0% other
82% N2
13% O2
5% CO2
0% other
78% H2
22% He
0% other
97% H2
3% He
0% other
moons:273026116140
rings:00006

planet:MFF648.6MFF648.7
distance from star:2728*106 km3274*106 km
radius:38302 km2272 km
mass:449525*1021 kg93*1021 kg
surface gravity: 20.4 m/s2
2.08 Earths
1.20 m/s2
0.12 Earths
escape velocity:39.58 km/s2.337 km/s
year: 308454 MFF648.6 days
89966 Earth days
51605 MFF648.7 days
118263 Earth days
day:7 hrs55 hrs
axial tilt:
temperature:1399 K
1126 C
1748 K
1475 C
atmosphere:83% H2
17% He
0% other
100% other
moons:1028
rings:100

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