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LAC646: yellow dwarf star with 11 planets

  LAC646.1   LAC646.2   LAC646.3   LAC646.4   LAC646.5   LAC646.6  
LAC646.7
 
LAC646.8
  LAC646.9  
LAC646.10
  LAC646.11  

Solar system 'LAC646' comprises the star 'LAC646' and the retinue of celestial objects gravitationally bound to it: 11 planets and their 554 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LAC646', a yellow dwarf class star that contains about 99.76% of the system's known mass and dominates it gravitationally. LAC646 is located more than 5362 lightyears from the center of the galaxy.

LAC646.3, the third planet in this system, may feature life forms. Its average temperature is 307K (34C) and it's atmosphere contains 44% of oxygen. One year on LAC646.3 lasts 1100 days, one day lasts 51 hours. It's diameter is 4948 km, 0.3 times the diameter of the Earth.

This solar system comprises 11 planets

LAC646.1 is a large terrestrial planet (8422 km radius) which orbits its star in 36 Earth days, one day on LAC646.1 lasts 14 Earth hours. Its average temperature is 1224 K (951 C), its atmosphere mainly consists of nitrogen and it has 2 moons.
LAC646.2 is a very large terrestrial planet (10001 km radius) which orbits its star in 598 Earth days, one day on LAC646.2 lasts 13 Earth hours. Its average temperature is 461 K (188 C), its atmosphere mainly consists of nitrogen and it has 23 moons.
LAC646.3 is a very small terrestrial planet (2474 km radius) which orbits its star in 1100 Earth days, one day on LAC646.3 lasts 51 Earth hours. Its average temperature is 307 K (34 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
LAC646.4 is a large terrestrial planet (7288 km radius) which orbits its star in 2021 Earth days, one day on LAC646.4 lasts 15 Earth hours. Its average temperature is 182 K (-91 C), its atmosphere mainly consists of nitrogen, oxygen and it has 38 moons.
LAC646.5 is a large terrestrial planet (8862 km radius) which orbits its star in 3713 Earth days, one day on LAC646.5 lasts 14 Earth hours. Its average temperature is 101 K (-172 C), its atmosphere mainly consists of nitrogen, oxygen and it has 20 moons.
LAC646.6 is a medium terrestrial planet (5706 km radius) which orbits its star in 6822 Earth days, one day on LAC646.6 lasts 18 Earth hours. Its average temperature is 53 K (-220 C), its atmosphere mainly consists of nitrogen, oxygen and it has 45 moons.
LAC646.7 is a medium gas giant (34444 km radius) which orbits its star in 12533 Earth days, one day on LAC646.7 lasts 11 Earth hours. Its average temperature is 1720 K (1447 C), its atmosphere mainly consists of hydrogen and it has 97 moons.
LAC646.8 is a large gas giant (62825 km radius) which orbits its star in 149400 Earth days, one day on LAC646.8 lasts 11 Earth hours. Its average temperature is 1795 K (1522 C), its atmosphere mainly consists of hydrogen, helium and it has 83 moons.
LAC646.9 is a medium gas giant (24441 km radius) which orbits its star in 274466 Earth days, one day on LAC646.9 lasts 11 Earth hours. Its average temperature is 1989 K (1716 C), its atmosphere mainly consists of hydrogen, helium and it has 60 moons.
LAC646.10 is a large gas giant (65945 km radius) which orbits its star in 504227 Earth days, one day on LAC646.10 lasts 11 Earth hours. Its average temperature is 1636 K (1363 C), its atmosphere mainly consists of hydrogen, helium and it has 137 moons.
LAC646.11 is a very small terrestrial planet (2812 km radius) which orbits its star in 662823 Earth days, one day on LAC646.11 lasts 42 Earth hours. Its average temperature is 1276 K (1003 C), its atmosphere mainly consists of and it has 48 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:LAC646.1LAC646.2LAC646.3LAC646.4LAC646.5
distance from star:14*106 km96*106 km144*106 km217*106 km325*106 km
radius:8422 km10001 km2474 km7288 km8862 km
mass:4778*1021 kg8002*1021 kg121*1021 kg3096*1021 kg5567*1021 kg
surface gravity: 4.49 m/s2
0.45 Earths
5.33 m/s2
0.54 Earths
1.31 m/s2
0.13 Earths
3.89 m/s2
0.39 Earths
4.73 m/s2
0.48 Earths
escape velocity:8.702 km/s10.33 km/s2.555 km/s7.530 km/s9.157 km/s
year: 61 LAC646.1 days
36 Earth days
1104 LAC646.2 days
598 Earth days
517 LAC646.3 days
1100 Earth days
3233 LAC646.4 days
2021 Earth days
6365 LAC646.5 days
3713 Earth days
day:14 hrs13 hrs51 hrs15 hrs14 hrs
axial tilt:11°23°25°
temperature:1224 K
951 C
461 K
188 C
307 K
34 C
182 K
-91 C
101 K
-172 C
atmosphere:95% N2
5% O2
0% other
82% N2
10% O2
8% CO2
0% other
6% H2
2% He
48% N2
44% O2
0% other
86% N2
14% O2
0% other
67% N2
31% O2
2% CO2
0% other
moons:22313820
rings:00000

planet:LAC646.6LAC646.7LAC646.8LAC646.9LAC646.10
distance from star:488*106 km733*106 km3826*106 km5739*106 km8609*106 km
radius:5706 km34444 km62825 km24441 km65945 km
mass:1486*1021 kg326911*1021 kg1983752*1021 kg116801*1021 kg2294222*1021 kg
surface gravity: 3.04 m/s2
0.31 Earths
18.3 m/s2
1.87 Earths
33.5 m/s2
3.42 Earths
13.0 m/s2
1.32 Earths
35.2 m/s2
3.59 Earths
escape velocity:5.896 km/s35.59 km/s64.92 km/s25.25 km/s68.14 km/s
year: 9096 LAC646.6 days
6822 Earth days
27344 LAC646.7 days
12533 Earth days
325963 LAC646.8 days
149400 Earth days
598834 LAC646.9 days
274466 Earth days
1100131 LAC646.10 days
504227 Earth days
day:18 hrs11 hrs11 hrs11 hrs11 hrs
axial tilt:14°
temperature:53 K
-220 C
1720 K
1447 C
1795 K
1522 C
1989 K
1716 C
1636 K
1363 C
atmosphere:82% N2
18% O2
0% other
97% H2
3% He
0% other
86% H2
14% He
0% other
86% H2
14% He
0% other
85% H2
15% He
0% other
moons:45978360137
rings:0247024

planet:LAC646.11
distance from star:10331*106 km
radius:2812 km
mass:177*1021 kg
surface gravity: 1.49 m/s2
0.15 Earths
escape velocity:2.898 km/s
year: 378756 LAC646.11 days
662823 Earth days
day:42 hrs
axial tilt:210°
temperature:1276 K
1003 C
atmosphere:100% other
moons:48
rings:0

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