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LAC644: red dwarf star with 12 planets

  LAC644.1   LAC644.2  
LAC644.3
  LAC644.4   LAC644.5   LAC644.6   LAC644.7  
LAC644.8
 
LAC644.9
  LAC644.10  
LAC644.11
  LAC644.12  

Solar system 'LAC644' comprises the star 'LAC644' and the retinue of celestial objects gravitationally bound to it: 12 planets and their 715 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LAC644', a red dwarf class star that contains about 99.68% of the system's known mass and dominates it gravitationally. LAC644 is located more than 5362 lightyears from the center of the galaxy.

This solar system comprises 12 planets

LAC644.1 is a large terrestrial planet (7435 km radius) which orbits its star in 77 Earth days, one day on LAC644.1 lasts 16 Earth hours. Its average temperature is 1878 K (1605 C), its atmosphere mainly consists of nitrogen and it has 4 moons.
LAC644.2 is a very large terrestrial planet (11139 km radius) which orbits its star in 175 Earth days, one day on LAC644.2 lasts 14 Earth hours. Its average temperature is 1268 K (995 C), its atmosphere mainly consists of nitrogen and it has 19 moons.
LAC644.3 is a small terrestrial planet (4409 km radius) which orbits its star in 322 Earth days, one day on LAC644.3 lasts 24 Earth hours. Its average temperature is 845 K (572 C), its atmosphere mainly consists of nitrogen, oxygen and it has 3 moons.
LAC644.4 is a very large terrestrial planet (10720 km radius) which orbits its star in 592 Earth days, one day on LAC644.4 lasts 14 Earth hours. Its average temperature is 500 K (227 C), its atmosphere mainly consists of nitrogen, oxygen and it has 19 moons.
LAC644.5 is a large terrestrial planet (8933 km radius) which orbits its star in 1276 Earth days, one day on LAC644.5 lasts 15 Earth hours. Its average temperature is 224 K (-49 C), its atmosphere mainly consists of nitrogen and it has 18 moons.
LAC644.6 is a very large terrestrial planet (11749 km radius) which orbits its star in 2344 Earth days, one day on LAC644.6 lasts 13 Earth hours. Its average temperature is 119 K (-154 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 18 moons.
LAC644.7 is a medium gas giant (37457 km radius) which orbits its star in 20850 Earth days, one day on LAC644.7 lasts 12 Earth hours. Its average temperature is 1426 K (1153 C), its atmosphere mainly consists of hydrogen, helium and it has 126 moons.
LAC644.8 is a large gas giant (42606 km radius) which orbits its star in 99967 Earth days, one day on LAC644.8 lasts 12 Earth hours. Its average temperature is 1703 K (1430 C), its atmosphere mainly consists of hydrogen and it has 123 moons.
LAC644.9 is a large gas giant (50541 km radius) which orbits its star in 183652 Earth days, one day on LAC644.9 lasts 12 Earth hours. Its average temperature is 1438 K (1165 C), its atmosphere mainly consists of hydrogen and it has 149 moons.
LAC644.10 is a massive terrestrial planet (17917 km radius) which orbits its star in 337391 Earth days, one day on LAC644.10 lasts 12 Earth hours. Its average temperature is 1243 K (970 C), its atmosphere mainly consists of hydrogen, helium and it has 131 moons.
LAC644.11 is a large gas giant (53494 km radius) which orbits its star in 619826 Earth days, one day on LAC644.11 lasts 12 Earth hours. Its average temperature is 1029 K (756 C), its atmosphere mainly consists of hydrogen and it has 61 moons.
LAC644.12 is a medium terrestrial planet (6363 km radius) which orbits its star in 814783 Earth days, one day on LAC644.12 lasts 18 Earth hours. Its average temperature is 1346 K (1073 C), its atmosphere mainly consists of and it has 44 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:LAC644.1LAC644.2LAC644.3LAC644.4LAC644.5
distance from star:24*106 km42*106 km63*106 km95*106 km159*106 km
radius:7435 km11139 km4409 km10720 km8933 km
mass:3288*1021 kg11056*1021 kg685*1021 kg9855*1021 kg5702*1021 kg
surface gravity: 3.96 m/s2
0.40 Earths
5.94 m/s2
0.60 Earths
2.35 m/s2
0.24 Earths
5.72 m/s2
0.58 Earths
4.76 m/s2
0.48 Earths
escape velocity:7.683 km/s11.51 km/s4.553 km/s11.07 km/s9.230 km/s
year: 115 LAC644.1 days
77 Earth days
300 LAC644.2 days
175 Earth days
322 LAC644.3 days
322 Earth days
1014 LAC644.4 days
592 Earth days
2041 LAC644.5 days
1276 Earth days
day:16 hrs14 hrs24 hrs14 hrs15 hrs
axial tilt:16°13°
temperature:1878 K
1605 C
1268 K
995 C
845 K
572 C
500 K
227 C
224 K
-49 C
atmosphere:90% N2
10% O2
0% other
91% N2
6% O2
3% CO2
0% other
88% N2
12% O2
0% other
83% N2
14% O2
3% CO2
0% other
89% N2
5% O2
6% CO2
0% other
moons:41931918
rings:00500

planet:LAC644.6LAC644.7LAC644.8LAC644.9LAC644.10
distance from star:239*106 km1029*106 km2927*106 km4390*106 km6586*106 km
radius:11749 km37457 km42606 km50541 km17917 km
mass:12974*1021 kg420425*1021 kg618731*1021 kg1032812*1021 kg46013*1021 kg
surface gravity: 6.27 m/s2
0.64 Earths
19.9 m/s2
2.03 Earths
22.7 m/s2
2.32 Earths
26.9 m/s2
2.75 Earths
9.56 m/s2
0.97 Earths
escape velocity:12.14 km/s38.70 km/s44.02 km/s52.22 km/s18.51 km/s
year: 4327 LAC644.6 days
2344 Earth days
41700 LAC644.7 days
20850 Earth days
199934 LAC644.8 days
99967 Earth days
367304 LAC644.9 days
183652 Earth days
674782 LAC644.10 days
337391 Earth days
day:13 hrs12 hrs12 hrs12 hrs12 hrs
axial tilt:21°85°
temperature:119 K
-154 C
1426 K
1153 C
1703 K
1430 C
1438 K
1165 C
1243 K
970 C
atmosphere:12% H2
2% He
36% N2
49% O2
1% CO2
0% other
86% H2
14% He
0% other
98% H2
2% He
0% other
99% H2
1% He
0% other
77% H2
23% He
0% other
moons:18126123149131
rings:0018170

planet:LAC644.11LAC644.12
distance from star:9879*106 km11855*106 km
radius:53494 km6363 km
mass:1224630*1021 kg2060*1021 kg
surface gravity: 28.5 m/s2
2.91 Earths
3.39 m/s2
0.34 Earths
escape velocity:55.27 km/s6.573 km/s
year: 1239652 LAC644.11 days
619826 Earth days
1086377 LAC644.12 days
814783 Earth days
day:12 hrs18 hrs
axial tilt:
temperature:1029 K
756 C
1346 K
1073 C
atmosphere:99% H2
1% He
0% other
100% other
moons:6144
rings:130

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