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MBH748: red dwarf star with 7 planets

  MBH748.1  
MBH748.2
 
MBH748.3
 
MBH748.4
 
MBH748.5
 
MBH748.6
  MBH748.7  

Solar system 'MBH748' comprises the star 'MBH748' and the retinue of celestial objects gravitationally bound to it: 7 planets and their 553 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MBH748', a red dwarf class star that contains about 99.6% of the system's known mass and dominates it gravitationally. MBH748 is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 7 planets

MBH748.1 is a massive terrestrial planet (17353 km radius) which orbits its star in 8447 Earth days, one day on MBH748.1 lasts 7 Earth hours. Its average temperature is 1784 K (1511 C), its atmosphere mainly consists of hydrogen and it has 86 moons.
MBH748.2 is a medium gas giant (22894 km radius) which orbits its star in 15518 Earth days, one day on MBH748.2 lasts 7 Earth hours. Its average temperature is 1569 K (1296 C), its atmosphere mainly consists of hydrogen and it has 43 moons.
MBH748.3 is a large terrestrial planet (7554 km radius) which orbits its star in 28510 Earth days, one day on MBH748.3 lasts 11 Earth hours. Its average temperature is 1747 K (1474 C), its atmosphere mainly consists of hydrogen, helium and it has 128 moons.
MBH748.4 is a large gas giant (56336 km radius) which orbits its star in 52376 Earth days, one day on MBH748.4 lasts 7 Earth hours. Its average temperature is 1716 K (1443 C), its atmosphere mainly consists of hydrogen and it has 161 moons.
MBH748.5 is a large gas giant (40928 km radius) which orbits its star in 96221 Earth days, one day on MBH748.5 lasts 7 Earth hours. Its average temperature is 1014 K (741 C), its atmosphere mainly consists of hydrogen, helium and it has 80 moons.
MBH748.6 is a large gas giant (63951 km radius) which orbits its star in 176770 Earth days, one day on MBH748.6 lasts 7 Earth hours. Its average temperature is 1096 K (823 C), its atmosphere mainly consists of hydrogen, helium and it has 50 moons.
MBH748.7 is a very small terrestrial planet (2508 km radius) which orbits its star in 232370 Earth days, one day on MBH748.7 lasts 46 Earth hours. Its average temperature is 1811 K (1538 C), its atmosphere mainly consists of and it has 5 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:MBH748.1MBH748.2MBH748.3MBH748.4MBH748.5
distance from star:563*106 km845*106 km1268*106 km1902*106 km2853*106 km
radius:17353 km22894 km7554 km56336 km40928 km
mass:41803*1021 kg95996*1021 kg3448*1021 kg1430368*1021 kg548468*1021 kg
surface gravity: 9.26 m/s2
0.94 Earths
12.2 m/s2
1.24 Earths
4.03 m/s2
0.41 Earths
30.0 m/s2
3.06 Earths
21.8 m/s2
2.22 Earths
escape velocity:17.93 km/s23.65 km/s7.805 km/s58.21 km/s42.29 km/s
year: 28961 MBH748.1 days
8447 Earth days
53204 MBH748.2 days
15518 Earth days
62203 MBH748.3 days
28510 Earth days
179574 MBH748.4 days
52376 Earth days
329900 MBH748.5 days
96221 Earth days
day:7 hrs7 hrs11 hrs7 hrs7 hrs
axial tilt:52°
temperature:1784 K
1511 C
1569 K
1296 C
1747 K
1474 C
1716 K
1443 C
1014 K
741 C
atmosphere:96% H2
4% He
0% other
91% H2
9% He
0% other
82% H2
18% He
0% other
91% H2
9% He
0% other
83% H2
17% He
0% other
moons:864312816180
rings:0151101

planet:MBH748.6MBH748.7
distance from star:4280*106 km5136*106 km
radius:63951 km2508 km
mass:2092338*1021 kg126*1021 kg
surface gravity: 34.1 m/s2
3.48 Earths
1.33 m/s2
0.13 Earths
escape velocity:66.08 km/s2.589 km/s
year: 606068 MBH748.6 days
176770 Earth days
121236 MBH748.7 days
232370 Earth days
day:7 hrs46 hrs
axial tilt:
temperature:1096 K
823 C
1811 K
1538 C
atmosphere:78% H2
22% He
0% other
100% other
moons:505
rings:70

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