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LKJ772: yellow dwarf star with 11 planets

  LKJ772.1   LKJ772.2   LKJ772.3   LKJ772.4   LKJ772.5   LKJ772.6  
LKJ772.7
  LKJ772.8  
LKJ772.9
  LKJ772.10   LKJ772.11  

Solar system 'LKJ772' comprises the star 'LKJ772' and the retinue of celestial objects gravitationally bound to it: 11 planets and their 327 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LKJ772', a yellow dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. LKJ772 is located more than 2073 lightyears from the center of the galaxy.

LKJ772.7, the seventh planet in this system, may feature life forms. Its average temperature is 251K (-22C) and it's atmosphere contains 9% of oxygen. One year on LKJ772.7 lasts 2499 days, one day lasts 20 hours. It's diameter is 10350 km, 0.8 times the diameter of the Earth.

This solar system comprises 11 planets

LKJ772.1 is a small terrestrial planet (3673 km radius) which orbits its star in 19 Earth days, one day on LKJ772.1 lasts 29 Earth hours. Its average temperature is 1454 K (1181 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 0 moons.
LKJ772.2 is a medium terrestrial planet (6575 km radius) which orbits its star in 108 Earth days, one day on LKJ772.2 lasts 16 Earth hours. Its average temperature is 1176 K (903 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
LKJ772.3 is a small terrestrial planet (3943 km radius) which orbits its star in 210 Earth days, one day on LKJ772.3 lasts 27 Earth hours. Its average temperature is 1460 K (1187 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
LKJ772.4 is a medium terrestrial planet (6414 km radius) which orbits its star in 403 Earth days, one day on LKJ772.4 lasts 17 Earth hours. Its average temperature is 1634 K (1361 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
LKJ772.5 is a medium terrestrial planet (6247 km radius) which orbits its star in 740 Earth days, one day on LKJ772.5 lasts 17 Earth hours. Its average temperature is 907 K (634 C), its atmosphere mainly consists of nitrogen, oxygen and it has 19 moons.
LKJ772.6 is a small terrestrial planet (3177 km radius) which orbits its star in 1360 Earth days, one day on LKJ772.6 lasts 35 Earth hours. Its average temperature is 484 K (211 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 2 moons.
LKJ772.7 is a medium terrestrial planet (5175 km radius) which orbits its star in 2499 Earth days, one day on LKJ772.7 lasts 20 Earth hours. Its average temperature is 251 K (-22 C), its atmosphere mainly consists of nitrogen and it has 9 moons.
LKJ772.8 is a very large terrestrial planet (9358 km radius) which orbits its star in 7756 Earth days, one day on LKJ772.8 lasts 13 Earth hours. Its average temperature is 1004 K (731 C), its atmosphere mainly consists of hydrogen, helium and it has 110 moons.
LKJ772.9 is a medium gas giant (27660 km radius) which orbits its star in 22182 Earth days, one day on LKJ772.9 lasts 11 Earth hours. Its average temperature is 1048 K (775 C), its atmosphere mainly consists of hydrogen, helium and it has 148 moons.
LKJ772.10 is a small terrestrial planetoid (1206 km radius) which orbits its star in 29159 Earth days, one day on LKJ772.10 lasts 183 Earth hours. Its average temperature is 1713 K (1440 C), its atmosphere mainly consists of and it has 0 moons.
LKJ772.11 is a small terrestrial planet (4114 km radius) which orbits its star in 38330 Earth days, one day on LKJ772.11 lasts 25 Earth hours. Its average temperature is 1733 K (1460 C), its atmosphere mainly consists of and it has 35 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:LKJ772.1LKJ772.2LKJ772.3LKJ772.4LKJ772.5
distance from star:9*106 km30*106 km48*106 km74*106 km111*106 km
radius:3673 km6575 km3943 km6414 km6247 km
mass:396*1021 kg2273*1021 kg490*1021 kg2110*1021 kg1950*1021 kg
surface gravity: 1.95 m/s2
0.19 Earths
3.50 m/s2
0.35 Earths
2.10 m/s2
0.21 Earths
3.42 m/s2
0.34 Earths
3.33 m/s2
0.34 Earths
escape velocity:3.793 km/s6.793 km/s4.072 km/s6.626 km/s6.455 km/s
year: 15 LKJ772.1 days
19 Earth days
162 LKJ772.2 days
108 Earth days
186 LKJ772.3 days
210 Earth days
568 LKJ772.4 days
403 Earth days
1044 LKJ772.5 days
740 Earth days
day:29 hrs16 hrs27 hrs17 hrs17 hrs
axial tilt:14°12°23°26°
temperature:1454 K
1181 C
1176 K
903 C
1460 K
1187 C
1634 K
1361 C
907 K
634 C
atmosphere:71% N2
1% O2
28% CO2
0% other
81% N2
16% O2
3% CO2
0% other
3% H2
2% He
61% N2
34% O2
0% other
77% N2
18% O2
5% CO2
0% other
76% N2
21% O2
3% CO2
0% other
moons:011219
rings:00000

planet:LKJ772.6LKJ772.7LKJ772.8LKJ772.9LKJ772.10
distance from star:166*106 km250*106 km532*106 km1072*106 km1287*106 km
radius:3177 km5175 km9358 km27660 km1206 km
mass:256*1021 kg1108*1021 kg6556*1021 kg169295*1021 kg14*1021 kg
surface gravity: 1.69 m/s2
0.17 Earths
2.76 m/s2
0.28 Earths
4.99 m/s2
0.51 Earths
14.7 m/s2
1.50 Earths
0.64 m/s2
0.06 Earths
escape velocity:3.279 km/s5.346 km/s9.670 km/s28.58 km/s1.244 km/s
year: 932 LKJ772.6 days
1360 Earth days
2998 LKJ772.7 days
2499 Earth days
14318 LKJ772.8 days
7756 Earth days
48397 LKJ772.9 days
22182 Earth days
3824 LKJ772.10 days
29159 Earth days
day:35 hrs20 hrs13 hrs11 hrs183 hrs
axial tilt:11°24°20°
temperature:484 K
211 C
251 K
-22 C
1004 K
731 C
1048 K
775 C
1713 K
1440 C
atmosphere:26% H2
3% He
24% N2
47% O2
0% other
82% N2
9% O2
9% CO2
0% other
86% H2
14% He
0% other
83% H2
17% He
0% other
100% other
moons:291101480
rings:05030

planet:LKJ772.11
distance from star:1544*106 km
radius:4114 km
mass:557*1021 kg
surface gravity: 2.19 m/s2
0.22 Earths
escape velocity:4.251 km/s
year: 36796 LKJ772.11 days
38330 Earth days
day:25 hrs
axial tilt:19°
temperature:1733 K
1460 C
atmosphere:100% other
moons:35
rings:0

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