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QJK888: yellow dwarf star with 13 planets

  QJK888.1   QJK888.2   QJK888.3   QJK888.4   QJK888.5   QJK888.6  
QJK888.7
 
QJK888.8
  QJK888.9  
QJK888.10
 
QJK888.11
  QJK888.12   QJK888.13  

Solar system 'QJK888' comprises the star 'QJK888' and the retinue of celestial objects gravitationally bound to it: 13 planets and their 831 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'QJK888', a yellow dwarf class star that contains about 99.82% of the system's known mass and dominates it gravitationally. QJK888 is located more than 2705 lightyears from the center of the galaxy.

QJK888.5, the fifth planet in this system, may feature life forms. Its average temperature is 258K (-15C) and it's atmosphere contains 4% of oxygen. One year on QJK888.5 lasts 1735 days, one day lasts 21 hours. It's diameter is 10746 km, 0.8 times the diameter of the Earth.

This solar system comprises 13 planets

QJK888.1 is a medium terrestrial planet (6576 km radius) which orbits its star in 4 Earth days, one day on QJK888.1 lasts 18 Earth hours. Its average temperature is 1993 K (1720 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
QJK888.2 is a very large terrestrial planet (9954 km radius) which orbits its star in 169 Earth days, one day on QJK888.2 lasts 15 Earth hours. Its average temperature is 1148 K (875 C), its atmosphere mainly consists of nitrogen, oxygen and it has 13 moons.
QJK888.3 is a medium terrestrial planet (6853 km radius) which orbits its star in 514 Earth days, one day on QJK888.3 lasts 18 Earth hours. Its average temperature is 784 K (511 C), its atmosphere mainly consists of nitrogen, oxygen and it has 20 moons.
QJK888.4 is a very small terrestrial planet (2558 km radius) which orbits its star in 944 Earth days, one day on QJK888.4 lasts 51 Earth hours. Its average temperature is 464 K (191 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
QJK888.5 is a medium terrestrial planet (5373 km radius) which orbits its star in 1735 Earth days, one day on QJK888.5 lasts 21 Earth hours. Its average temperature is 258 K (-15 C), its atmosphere mainly consists of nitrogen and it has 4 moons.
QJK888.6 is a small gas giant (18305 km radius) which orbits its star in 3187 Earth days, one day on QJK888.6 lasts 13 Earth hours. Its average temperature is 1327 K (1054 C), its atmosphere mainly consists of hydrogen, helium and it has 138 moons.
QJK888.7 is a medium gas giant (38657 km radius) which orbits its star in 29484 Earth days, one day on QJK888.7 lasts 13 Earth hours. Its average temperature is 1010 K (737 C), its atmosphere mainly consists of hydrogen, helium and it has 67 moons.
QJK888.8 is a large gas giant (68808 km radius) which orbits its star in 202485 Earth days, one day on QJK888.8 lasts 13 Earth hours. Its average temperature is 1114 K (841 C), its atmosphere mainly consists of hydrogen, helium and it has 103 moons.
QJK888.9 is a huge terrestrial planet (12078 km radius) which orbits its star in 371990 Earth days, one day on QJK888.9 lasts 14 Earth hours. Its average temperature is 1980 K (1707 C), its atmosphere mainly consists of hydrogen, helium and it has 129 moons.
QJK888.10 is a very large terrestrial planet (9979 km radius) which orbits its star in 683389 Earth days, one day on QJK888.10 lasts 15 Earth hours. Its average temperature is 1870 K (1597 C), its atmosphere mainly consists of hydrogen, helium and it has 175 moons.
QJK888.11 is a medium gas giant (20870 km radius) which orbits its star in 1255466 Earth days, one day on QJK888.11 lasts 13 Earth hours. Its average temperature is 1041 K (768 C), its atmosphere mainly consists of hydrogen, helium and it has 114 moons.
QJK888.12 is a medium terrestrial planet (5021 km radius) which orbits its star in 1650353 Earth days, one day on QJK888.12 lasts 22 Earth hours. Its average temperature is 1445 K (1172 C), its atmosphere mainly consists of and it has 39 moons.
QJK888.13 is a very small terrestrial planet (2305 km radius) which orbits its star in 2169446 Earth days, one day on QJK888.13 lasts 60 Earth hours. Its average temperature is 1756 K (1483 C), its atmosphere mainly consists of and it has 28 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:QJK888.1QJK888.2QJK888.3QJK888.4QJK888.5
distance from star:3*106 km41*106 km87*106 km130*106 km196*106 km
radius:6576 km9954 km6853 km2558 km5373 km
mass:2274*1021 kg7890*1021 kg2574*1021 kg133*1021 kg1240*1021 kg
surface gravity: 3.50 m/s2
0.35 Earths
5.31 m/s2
0.54 Earths
3.65 m/s2
0.37 Earths
1.35 m/s2
0.13 Earths
2.86 m/s2
0.29 Earths
escape velocity:6.794 km/s10.28 km/s7.080 km/s2.634 km/s5.550 km/s
year: 5 QJK888.1 days
4 Earth days
270 QJK888.2 days
169 Earth days
685 QJK888.3 days
514 Earth days
444 QJK888.4 days
944 Earth days
1982 QJK888.5 days
1735 Earth days
day:18 hrs15 hrs18 hrs51 hrs21 hrs
axial tilt:21°13°16°168°
temperature:1993 K
1720 C
1148 K
875 C
784 K
511 C
464 K
191 C
258 K
-15 C
atmosphere:2% H2
2% He
59% N2
35% O2
2% CO2
0% other
81% N2
16% O2
3% CO2
0% other
77% N2
19% O2
4% CO2
0% other
9% H2
1% He
41% N2
49% O2
0% other
91% N2
4% O2
5% CO2
0% other
moons:0132014
rings:00000

planet:QJK888.6QJK888.7QJK888.8QJK888.9QJK888.10
distance from star:294*106 km1297*106 km4686*106 km7029*106 km10543*106 km
radius:18305 km38657 km68808 km12078 km9979 km
mass:49068*1021 kg462140*1021 kg2606194*1021 kg14095*1021 kg7949*1021 kg
surface gravity: 9.77 m/s2
0.99 Earths
20.6 m/s2
2.10 Earths
36.7 m/s2
3.75 Earths
6.44 m/s2
0.65 Earths
5.32 m/s2
0.54 Earths
escape velocity:18.91 km/s39.94 km/s71.10 km/s12.48 km/s10.31 km/s
year: 5883 QJK888.6 days
3187 Earth days
54432 QJK888.7 days
29484 Earth days
373818 QJK888.8 days
202485 Earth days
637697 QJK888.9 days
371990 Earth days
1093422 QJK888.10 days
683389 Earth days
day:13 hrs13 hrs13 hrs14 hrs15 hrs
axial tilt:87°65°
temperature:1327 K
1054 C
1010 K
737 C
1114 K
841 C
1980 K
1707 C
1870 K
1597 C
atmosphere:77% H2
23% He
0% other
84% H2
16% He
0% other
78% H2
22% He
0% other
87% H2
13% He
0% other
79% H2
21% He
0% other
moons:13867103129175
rings:029024

planet:QJK888.11QJK888.12QJK888.13
distance from star:15815*106 km18979*106 km22774*106 km
radius:20870 km5021 km2305 km
mass:72720*1021 kg1012*1021 kg97*1021 kg
surface gravity: 11.1 m/s2
1.13 Earths
2.67 m/s2
0.27 Earths
1.21 m/s2
0.12 Earths
escape velocity:21.56 km/s5.186 km/s2.370 km/s
year: 2317783 QJK888.11 days
1255466 Earth days
1800385 QJK888.12 days
1650353 Earth days
867778 QJK888.13 days
2169446 Earth days
day:13 hrs22 hrs60 hrs
axial tilt:20°26°
temperature:1041 K
768 C
1445 K
1172 C
1756 K
1483 C
atmosphere:81% H2
19% He
0% other
100% other100% other
moons:1143928
rings:1300

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