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QJK894: yellow dwarf star with 18 planets

  QJK894.1   QJK894.2   QJK894.3   QJK894.4   QJK894.5   QJK894.6   QJK894.7  
QJK894.8
  QJK894.9  
QJK894.10
 
QJK894.11
  QJK894.12  
QJK894.13
 
QJK894.14
 
QJK894.15
 
QJK894.16
  QJK894.17   QJK894.18  

Solar system 'QJK894' comprises the star 'QJK894' and the retinue of celestial objects gravitationally bound to it: 18 planets and their 1262 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'QJK894', a yellow dwarf class star that contains about 99.55% of the system's known mass and dominates it gravitationally. QJK894 is located more than 2705 lightyears from the center of the galaxy.

QJK894.6, the sixth planet in this system, may feature life forms. Its average temperature is 321K (48C) and it's atmosphere contains 29% of oxygen. One year on QJK894.6 lasts 1991 days, one day lasts 40 hours. It's diameter is 6614 km, 0.5 times the diameter of the Earth.

This solar system comprises 18 planets

QJK894.1 is a large terrestrial planet (7622 km radius) which orbits its star in 1 Earth days, one day on QJK894.1 lasts 22 Earth hours. Its average temperature is 1391 K (1118 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 0 moons.
QJK894.2 is a very small terrestrial planet (2828 km radius) which orbits its star in 18 Earth days, one day on QJK894.2 lasts 49 Earth hours. Its average temperature is 1667 K (1394 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
QJK894.3 is a small terrestrial planet (3715 km radius) which orbits its star in 135 Earth days, one day on QJK894.3 lasts 36 Earth hours. Its average temperature is 1452 K (1179 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
QJK894.4 is a medium terrestrial planet (5580 km radius) which orbits its star in 344 Earth days, one day on QJK894.4 lasts 26 Earth hours. Its average temperature is 1114 K (841 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 0 moons.
QJK894.5 is a very large terrestrial planet (10424 km radius) which orbits its star in 1084 Earth days, one day on QJK894.5 lasts 20 Earth hours. Its average temperature is 603 K (330 C), its atmosphere mainly consists of nitrogen, oxygen and it has 35 moons.
QJK894.6 is a small terrestrial planet (3307 km radius) which orbits its star in 1991 Earth days, one day on QJK894.6 lasts 40 Earth hours. Its average temperature is 321 K (48 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
QJK894.7 is a very large terrestrial planet (11362 km radius) which orbits its star in 3659 Earth days, one day on QJK894.7 lasts 19 Earth hours. Its average temperature is 166 K (-107 C), its atmosphere mainly consists of nitrogen, oxygen and it has 25 moons.
QJK894.8 is a small terrestrial planet (4149 km radius) which orbits its star in 6722 Earth days, one day on QJK894.8 lasts 32 Earth hours. Its average temperature is 84 K (-189 C), its atmosphere mainly consists of nitrogen, oxygen and it has 26 moons.
QJK894.9 is a medium terrestrial planet (5920 km radius) which orbits its star in 12350 Earth days, one day on QJK894.9 lasts 25 Earth hours. Its average temperature is 42 K (-231 C), its atmosphere mainly consists of nitrogen, oxygen and it has 36 moons.
QJK894.10 is a large gas giant (60716 km radius) which orbits its star in 60758 Earth days, one day on QJK894.10 lasts 18 Earth hours. Its average temperature is 1783 K (1510 C), its atmosphere mainly consists of hydrogen, helium and it has 130 moons.
QJK894.11 is a medium terrestrial planet (6818 km radius) which orbits its star in 111620 Earth days, one day on QJK894.11 lasts 23 Earth hours. Its average temperature is 1421 K (1148 C), its atmosphere mainly consists of hydrogen, helium and it has 166 moons.
QJK894.12 is a large gas giant (77248 km radius) which orbits its star in 205060 Earth days, one day on QJK894.12 lasts 18 Earth hours. Its average temperature is 1306 K (1033 C), its atmosphere mainly consists of hydrogen, helium and it has 120 moons.
QJK894.13 is a large terrestrial planet (8185 km radius) which orbits its star in 376719 Earth days, one day on QJK894.13 lasts 21 Earth hours. Its average temperature is 1251 K (978 C), its atmosphere mainly consists of hydrogen, helium and it has 73 moons.
QJK894.14 is a medium gas giant (37143 km radius) which orbits its star in 692078 Earth days, one day on QJK894.14 lasts 18 Earth hours. Its average temperature is 1478 K (1205 C), its atmosphere mainly consists of hydrogen, helium and it has 141 moons.
QJK894.15 is a large gas giant (40205 km radius) which orbits its star in 1271428 Earth days, one day on QJK894.15 lasts 18 Earth hours. Its average temperature is 1574 K (1301 C), its atmosphere mainly consists of hydrogen, helium and it has 163 moons.
QJK894.16 is a large gas giant (78856 km radius) which orbits its star in 2335763 Earth days, one day on QJK894.16 lasts 18 Earth hours. Its average temperature is 1457 K (1184 C), its atmosphere mainly consists of hydrogen and it has 139 moons.
QJK894.17 is a huge terrestrial planet (12409 km radius) which orbits its star in 4291071 Earth days, one day on QJK894.17 lasts 19 Earth hours. Its average temperature is 1676 K (1403 C), its atmosphere mainly consists of hydrogen, helium and it has 164 moons.
QJK894.18 is a medium terrestrial planet (6707 km radius) which orbits its star in 5640759 Earth days, one day on QJK894.18 lasts 23 Earth hours. Its average temperature is 1229 K (956 C), its atmosphere mainly consists of and it has 42 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:QJK894.1QJK894.2QJK894.3QJK894.4QJK894.5
distance from star:1*106 km9*106 km35*106 km66*106 km143*106 km
radius:7622 km2828 km3715 km5580 km10424 km
mass:3542*1021 kg180*1021 kg410*1021 kg1389*1021 kg9061*1021 kg
surface gravity: 4.06 m/s2
0.41 Earths
1.50 m/s2
0.15 Earths
1.98 m/s2
0.20 Earths
2.97 m/s2
0.30 Earths
5.56 m/s2
0.56 Earths
escape velocity:7.876 km/s2.914 km/s3.838 km/s5.764 km/s10.77 km/s
year: 1 QJK894.1 days
1 Earth days
8 QJK894.2 days
18 Earth days
90 QJK894.3 days
135 Earth days
317 QJK894.4 days
344 Earth days
1300 QJK894.5 days
1084 Earth days
day:22 hrs49 hrs36 hrs26 hrs20 hrs
axial tilt:11°15°22°13°
temperature:1391 K
1118 C
1667 K
1394 C
1452 K
1179 C
1114 K
841 C
603 K
330 C
atmosphere:19% H2
3% He
43% N2
35% O2
0% other
1% H2
1% He
82% N2
16% O2
0% other
8% H2
2% He
45% N2
45% O2
0% other
86% N2
3% O2
11% CO2
0% other
73% N2
27% O2
0% other
moons:000035
rings:00000

planet:QJK894.6QJK894.7QJK894.8QJK894.9QJK894.10
distance from star:215*106 km322*106 km484*106 km726*106 km2100*106 km
radius:3307 km11362 km4149 km5920 km60716 km
mass:289*1021 kg11734*1021 kg571*1021 kg1659*1021 kg1790603*1021 kg
surface gravity: 1.76 m/s2
0.17 Earths
6.06 m/s2
0.61 Earths
2.21 m/s2
0.22 Earths
3.15 m/s2
0.32 Earths
32.4 m/s2
3.31 Earths
escape velocity:3.415 km/s11.74 km/s4.286 km/s6.116 km/s62.74 km/s
year: 1194 QJK894.6 days
1991 Earth days
4621 QJK894.7 days
3659 Earth days
5041 QJK894.8 days
6722 Earth days
11856 QJK894.9 days
12350 Earth days
81010 QJK894.10 days
60758 Earth days
day:40 hrs19 hrs32 hrs25 hrs18 hrs
axial tilt:20°24°117°
temperature:321 K
48 C
166 K
-107 C
84 K
-189 C
42 K
-231 C
1783 K
1510 C
atmosphere:2% H2
1% He
66% N2
29% O2
2% CO2
0% other
76% N2
23% O2
1% CO2
0% other
1% H2
2% He
47% N2
49% O2
1% CO2
0% other
67% N2
30% O2
3% CO2
0% other
86% H2
14% He
0% other
moons:2252636130
rings:002017

planet:QJK894.11QJK894.12QJK894.13QJK894.14QJK894.15
distance from star:3150*106 km4725*106 km7088*106 km10633*106 km15949*106 km
radius:6818 km77248 km8185 km37143 km40205 km
mass:2535*1021 kg3687667*1021 kg4386*1021 kg409940*1021 kg519912*1021 kg
surface gravity: 3.63 m/s2
0.37 Earths
41.2 m/s2
4.21 Earths
4.36 m/s2
0.44 Earths
19.8 m/s2
2.02 Earths
21.4 m/s2
2.18 Earths
escape velocity:7.044 km/s79.82 km/s8.457 km/s38.38 km/s41.54 km/s
year: 116473 QJK894.11 days
111620 Earth days
273413 QJK894.12 days
205060 Earth days
430536 QJK894.13 days
376719 Earth days
922770 QJK894.14 days
692078 Earth days
1695237 QJK894.15 days
1271428 Earth days
day:23 hrs18 hrs21 hrs18 hrs18 hrs
axial tilt:
temperature:1421 K
1148 C
1306 K
1033 C
1251 K
978 C
1478 K
1205 C
1574 K
1301 C
atmosphere:81% H2
19% He
0% other
76% H2
24% He
0% other
89% H2
11% He
0% other
77% H2
23% He
0% other
83% H2
17% He
0% other
moons:16612073141163
rings:80154

planet:QJK894.16QJK894.17QJK894.18
distance from star:23924*106 km35886*106 km43064*106 km
radius:78856 km12409 km6707 km
mass:3922782*1021 kg15286*1021 kg2413*1021 kg
surface gravity: 42.1 m/s2
4.30 Earths
6.62 m/s2
0.67 Earths
3.58 m/s2
0.36 Earths
escape velocity:81.48 km/s12.82 km/s6.929 km/s
year: 3114350 QJK894.16 days
2335763 Earth days
5420300 QJK894.17 days
4291071 Earth days
5886009 QJK894.18 days
5640759 Earth days
day:18 hrs19 hrs23 hrs
axial tilt:18°
temperature:1457 K
1184 C
1676 K
1403 C
1229 K
956 C
atmosphere:90% H2
10% He
0% other
77% H2
23% He
0% other
100% other
moons:13916442
rings:1700

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