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QJK812: red dwarf star with 7 planets

  QJK812.1  
QJK812.2
 
QJK812.3
 
QJK812.4
 
QJK812.5
 
QJK812.6
 
QJK812.7
 

Solar system 'QJK812' comprises the star 'QJK812' and the retinue of celestial objects gravitationally bound to it: 7 planets and their 638 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'QJK812', a red dwarf class star that contains about 99.58% of the system's known mass and dominates it gravitationally. QJK812 is located more than 2705 lightyears from the center of the galaxy.

This solar system comprises 7 planets

QJK812.1 is a medium terrestrial planet (6598 km radius) which orbits its star in 170 Earth days, one day on QJK812.1 lasts 12 Earth hours. Its average temperature is 478 K (205 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 5 moons.
QJK812.2 is a small gas giant (18651 km radius) which orbits its star in 8708 Earth days, one day on QJK812.2 lasts 7 Earth hours. Its average temperature is 1383 K (1110 C), its atmosphere mainly consists of hydrogen and it has 95 moons.
QJK812.3 is a medium terrestrial planet (6190 km radius) which orbits its star in 15998 Earth days, one day on QJK812.3 lasts 13 Earth hours. Its average temperature is 1032 K (759 C), its atmosphere mainly consists of hydrogen, helium and it has 53 moons.
QJK812.4 is a large terrestrial planet (8006 km radius) which orbits its star in 29390 Earth days, one day on QJK812.4 lasts 10 Earth hours. Its average temperature is 1583 K (1310 C), its atmosphere mainly consists of hydrogen and it has 128 moons.
QJK812.5 is a large gas giant (64519 km radius) which orbits its star in 134692 Earth days, one day on QJK812.5 lasts 7 Earth hours. Its average temperature is 1505 K (1232 C), its atmosphere mainly consists of hydrogen, helium and it has 115 moons.
QJK812.6 is a large gas giant (47173 km radius) which orbits its star in 247446 Earth days, one day on QJK812.6 lasts 7 Earth hours. Its average temperature is 1584 K (1311 C), its atmosphere mainly consists of hydrogen, helium and it has 105 moons.
QJK812.7 is a medium gas giant (29263 km radius) which orbits its star in 454588 Earth days, one day on QJK812.7 lasts 7 Earth hours. Its average temperature is 1248 K (975 C), its atmosphere mainly consists of hydrogen and it has 137 moons.
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Planetary Statistics

planet:QJK812.1QJK812.2QJK812.3QJK812.4QJK812.5
distance from star:41*106 km575*106 km862*106 km1294*106 km3570*106 km
radius:6598 km18651 km6190 km8006 km64519 km
mass:2297*1021 kg51903*1021 kg1897*1021 kg4105*1021 kg2148586*1021 kg
surface gravity: 3.52 m/s2
0.35 Earths
9.95 m/s2
1.01 Earths
3.30 m/s2
0.33 Earths
4.27 m/s2
0.43 Earths
34.4 m/s2
3.51 Earths
escape velocity:6.816 km/s19.27 km/s6.395 km/s8.273 km/s66.67 km/s
year: 340 QJK812.1 days
170 Earth days
29856 QJK812.2 days
8708 Earth days
29534 QJK812.3 days
15998 Earth days
70536 QJK812.4 days
29390 Earth days
461801 QJK812.5 days
134692 Earth days
day:12 hrs7 hrs13 hrs10 hrs7 hrs
axial tilt:20°
temperature:478 K
205 C
1383 K
1110 C
1032 K
759 C
1583 K
1310 C
1505 K
1232 C
atmosphere:22% H2
3% He
32% N2
43% O2
0% other
97% H2
3% He
0% other
87% H2
13% He
0% other
93% H2
7% He
0% other
83% H2
17% He
0% other
moons:59553128115
rings:0219824

planet:QJK812.6QJK812.7
distance from star:5356*106 km8034*106 km
radius:47173 km29263 km
mass:839789*1021 kg200468*1021 kg
surface gravity: 25.1 m/s2
2.56 Earths
15.6 m/s2
1.59 Earths
escape velocity:48.74 km/s30.23 km/s
year: 848386 QJK812.6 days
247446 Earth days
1558587 QJK812.7 days
454588 Earth days
day:7 hrs7 hrs
axial tilt:
temperature:1584 K
1311 C
1248 K
975 C
atmosphere:78% H2
22% He
0% other
90% H2
10% He
0% other
moons:105137
rings:231

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