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QBJ752: red dwarf star with 7 planets

  QBJ752.1   QBJ752.2   QBJ752.3  
QBJ752.4
 
QBJ752.5
 
QBJ752.6
 
QBJ752.7
 

Solar system 'QBJ752' comprises the star 'QBJ752' and the retinue of celestial objects gravitationally bound to it: 7 planets and their 461 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'QBJ752', a red dwarf class star that contains about 99.01% of the system's known mass and dominates it gravitationally. QBJ752 is located more than 4932 lightyears from the center of the galaxy.

This solar system comprises 7 planets

QBJ752.1 is a very large terrestrial planet (11760 km radius) which orbits its star in 573 Earth days, one day on QBJ752.1 lasts 8 Earth hours. Its average temperature is 51 K (-222 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 29 moons.
QBJ752.2 is a small terrestrial planet (3857 km radius) which orbits its star in 1053 Earth days, one day on QBJ752.2 lasts 23 Earth hours. Its average temperature is 45 K (-228 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 6 moons.
QBJ752.3 is a small terrestrial planet (3934 km radius) which orbits its star in 1935 Earth days, one day on QBJ752.3 lasts 23 Earth hours. Its average temperature is 30 K (-243 C), its atmosphere mainly consists of nitrogen, oxygen and it has 3 moons.
QBJ752.4 is a large gas giant (55389 km radius) which orbits its star in 14751 Earth days, one day on QBJ752.4 lasts 7 Earth hours. Its average temperature is 1556 K (1283 C), its atmosphere mainly consists of hydrogen, helium and it has 140 moons.
QBJ752.5 is a medium gas giant (35205 km radius) which orbits its star in 38902 Earth days, one day on QBJ752.5 lasts 7 Earth hours. Its average temperature is 1012 K (739 C), its atmosphere mainly consists of hydrogen and it has 67 moons.
QBJ752.6 is a medium gas giant (32048 km radius) which orbits its star in 71468 Earth days, one day on QBJ752.6 lasts 7 Earth hours. Its average temperature is 1592 K (1319 C), its atmosphere mainly consists of hydrogen, helium and it has 175 moons.
QBJ752.7 is a large gas giant (64970 km radius) which orbits its star in 198044 Earth days, one day on QBJ752.7 lasts 7 Earth hours. Its average temperature is 1732 K (1459 C), its atmosphere mainly consists of hydrogen, helium and it has 41 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:QBJ752.1QBJ752.2QBJ752.3QBJ752.4QBJ752.5
distance from star:93*106 km140*106 km211*106 km817*106 km1560*106 km
radius:11760 km3857 km3934 km55389 km35205 km
mass:13011*1021 kg459*1021 kg487*1021 kg1359441*1021 kg349062*1021 kg
surface gravity: 6.27 m/s2
0.64 Earths
2.05 m/s2
0.20 Earths
2.10 m/s2
0.21 Earths
29.5 m/s2
3.01 Earths
18.7 m/s2
1.91 Earths
escape velocity:12.15 km/s3.985 km/s4.065 km/s57.23 km/s36.38 km/s
year: 1719 QBJ752.1 days
573 Earth days
1098 QBJ752.2 days
1053 Earth days
2019 QBJ752.3 days
1935 Earth days
50574 QBJ752.4 days
14751 Earth days
133378 QBJ752.5 days
38902 Earth days
day:8 hrs23 hrs23 hrs7 hrs7 hrs
axial tilt:38°
temperature:51 K
-222 C
45 K
-228 C
30 K
-243 C
1556 K
1283 C
1012 K
739 C
atmosphere:16% H2
2% He
37% N2
45% O2
0% other
12% H2
3% He
40% N2
44% O2
1% CO2
0% other
80% N2
16% O2
4% CO2
0% other
83% H2
17% He
0% other
98% H2
2% He
0% other
moons:296314067
rings:0001016

planet:QBJ752.6QBJ752.7
distance from star:2340*106 km4617*106 km
radius:32048 km64970 km
mass:263325*1021 kg2193959*1021 kg
surface gravity: 17.1 m/s2
1.74 Earths
34.6 m/s2
3.53 Earths
escape velocity:33.11 km/s67.13 km/s
year: 245033 QBJ752.6 days
71468 Earth days
679008 QBJ752.7 days
198044 Earth days
day:7 hrs7 hrs
axial tilt:38°
temperature:1592 K
1319 C
1732 K
1459 C
atmosphere:85% H2
15% He
0% other
82% H2
18% He
0% other
moons:17541
rings:1812

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