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QJK893: red giant star with 9 planets

  QJK893.1   QJK893.2   QJK893.3   QJK893.4  
QJK893.5
  QJK893.6  
QJK893.7
 
QJK893.8
  QJK893.9  

Solar system 'QJK893' is a dual star system that comprises the stars 'QJK893.A' and 'QJK893.B' and the retinue of celestial objects gravitationally bound to them: 9 planets and their 594 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'QJK893.A' and 'QJK893.B' that dominate it gravitationally. 'QJK893.A' is a red giant class star that contains about 71% of the system's known mass, 'QJK893.B' is a red giant class star that contains about 28% of the system's known mass.

System 'QJK893' is located more than 2705 lightyears from the center of the galaxy.

This solar system comprises 9 planets

QJK893.1 is a medium terrestrial planet (6338 km radius) which orbits its star in 298 Earth days, one day on QJK893.1 lasts 15 Earth hours. Its average temperature is 1443 K (1170 C), its atmosphere mainly consists of nitrogen, oxygen and it has 3 moons.
QJK893.2 is a large terrestrial planet (7210 km radius) which orbits its star in 548 Earth days, one day on QJK893.2 lasts 13 Earth hours. Its average temperature is 1283 K (1010 C), its atmosphere mainly consists of nitrogen and it has 10 moons.
QJK893.3 is a large terrestrial planet (8983 km radius) which orbits its star in 1007 Earth days, one day on QJK893.3 lasts 12 Earth hours. Its average temperature is 1711 K (1438 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 20 moons.
QJK893.4 is a large terrestrial planet (8012 km radius) which orbits its star in 1851 Earth days, one day on QJK893.4 lasts 12 Earth hours. Its average temperature is 1014 K (741 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 17 moons.
QJK893.5 is a large gas giant (60006 km radius) which orbits its star in 40888 Earth days, one day on QJK893.5 lasts 9 Earth hours. Its average temperature is 1229 K (956 C), its atmosphere mainly consists of hydrogen and it has 106 moons.
QJK893.6 is a large gas giant (78743 km radius) which orbits its star in 83164 Earth days, one day on QJK893.6 lasts 9 Earth hours. Its average temperature is 1736 K (1463 C), its atmosphere mainly consists of hydrogen and it has 112 moons.
QJK893.7 is a very large terrestrial planet (10572 km radius) which orbits its star in 152782 Earth days, one day on QJK893.7 lasts 11 Earth hours. Its average temperature is 1480 K (1207 C), its atmosphere mainly consists of hydrogen and it has 139 moons.
QJK893.8 is a large gas giant (44778 km radius) which orbits its star in 282533 Earth days, one day on QJK893.8 lasts 9 Earth hours. Its average temperature is 1035 K (762 C), its atmosphere mainly consists of hydrogen and it has 178 moons.
QJK893.9 is a small terrestrial planetoid (1320 km radius) which orbits its star in 371399 Earth days, one day on QJK893.9 lasts 155 Earth hours. Its average temperature is 1590 K (1317 C), its atmosphere mainly consists of and it has 9 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:QJK893.1QJK893.2QJK893.3QJK893.4QJK893.5
distance from star:60*106 km91*106 km136*106 km204*106 km1612*106 km
radius:6338 km7210 km8983 km8012 km60006 km
mass:2036*1021 kg2998*1021 kg5799*1021 kg4114*1021 kg1728518*1021 kg
surface gravity: 3.38 m/s2
0.34 Earths
3.84 m/s2
0.39 Earths
4.79 m/s2
0.48 Earths
4.27 m/s2
0.43 Earths
32.0 m/s2
3.27 Earths
escape velocity:6.548 km/s7.450 km/s9.282 km/s8.279 km/s62.00 km/s
year: 476 QJK893.1 days
298 Earth days
1011 QJK893.2 days
548 Earth days
2014 QJK893.3 days
1007 Earth days
3702 QJK893.4 days
1851 Earth days
109034 QJK893.5 days
40888 Earth days
day:15 hrs13 hrs12 hrs12 hrs9 hrs
axial tilt:18°288°64°
temperature:1443 K
1170 C
1283 K
1010 C
1711 K
1438 C
1014 K
741 C
1229 K
956 C
atmosphere:59% N2
41% O2
0% other
83% N2
8% O2
9% CO2
0% other
67% N2
2% O2
31% CO2
0% other
17% H2
2% He
33% N2
48% O2
0% other
91% H2
9% He
0% other
moons:3102017106
rings:00006

planet:QJK893.6QJK893.7QJK893.8QJK893.9
distance from star:2589*106 km3883*106 km5851*106 km7021*106 km
radius:78743 km10572 km44778 km1320 km
mass:3905942*1021 kg9452*1021 kg718263*1021 kg18*1021 kg
surface gravity: 42.0 m/s2
4.29 Earths
5.64 m/s2
0.57 Earths
23.9 m/s2
2.44 Earths
0.68 m/s2
0.06 Earths
escape velocity:81.37 km/s10.92 km/s46.27 km/s1.349 km/s
year: 221770 QJK893.6 days
83164 Earth days
333342 QJK893.7 days
152782 Earth days
753421 QJK893.8 days
282533 Earth days
57506 QJK893.9 days
371399 Earth days
day:9 hrs11 hrs9 hrs155 hrs
axial tilt:42°22°
temperature:1736 K
1463 C
1480 K
1207 C
1035 K
762 C
1590 K
1317 C
atmosphere:95% H2
5% He
0% other
99% H2
1% He
0% other
91% H2
9% He
0% other
100% other
moons:1121391789
rings:07210

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