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LEC643: red dwarf star with 8 planets

  LEC643.1   LEC643.2   LEC643.3   LEC643.4  
LEC643.5
 
LEC643.6
 
LEC643.7
 
LEC643.8
 

Solar system 'LEC643' comprises the star 'LEC643' and the retinue of celestial objects gravitationally bound to it: 8 planets and their 614 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LEC643', a red dwarf class star that contains about 99.27% of the system's known mass and dominates it gravitationally. LEC643 is located more than 5186 lightyears from the center of the galaxy.

LEC643.3, the third planet in this system, may feature life forms. Its average temperature is 268K (-5C) and it's atmosphere contains 15% of oxygen. One year on LEC643.3 lasts 640 days, one day lasts 18 hours. It's diameter is 9650 km, 0.7 times the diameter of the Earth.

This solar system comprises 8 planets

LEC643.1 is a very small terrestrial planet (2498 km radius) which orbits its star in 25 Earth days, one day on LEC643.1 lasts 48 Earth hours. Its average temperature is 1652 K (1379 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
LEC643.2 is a medium terrestrial planet (6611 km radius) which orbits its star in 348 Earth days, one day on LEC643.2 lasts 13 Earth hours. Its average temperature is 402 K (129 C), its atmosphere mainly consists of nitrogen, oxygen and it has 3 moons.
LEC643.3 is a small terrestrial planet (4825 km radius) which orbits its star in 640 Earth days, one day on LEC643.3 lasts 18 Earth hours. Its average temperature is 268 K (-5 C), its atmosphere mainly consists of nitrogen, oxygen and it has 6 moons.
LEC643.4 is a very large terrestrial planet (10346 km radius) which orbits its star in 1282 Earth days, one day on LEC643.4 lasts 10 Earth hours. Its average temperature is 142 K (-131 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 46 moons.
LEC643.5 is a large gas giant (60945 km radius) which orbits its star in 100490 Earth days, one day on LEC643.5 lasts 8 Earth hours. Its average temperature is 1883 K (1610 C), its atmosphere mainly consists of hydrogen, helium and it has 146 moons.
LEC643.6 is a medium gas giant (35301 km radius) which orbits its star in 184613 Earth days, one day on LEC643.6 lasts 8 Earth hours. Its average temperature is 1256 K (983 C), its atmosphere mainly consists of hydrogen, helium and it has 169 moons.
LEC643.7 is a large gas giant (60625 km radius) which orbits its star in 339156 Earth days, one day on LEC643.7 lasts 8 Earth hours. Its average temperature is 1713 K (1440 C), its atmosphere mainly consists of hydrogen and it has 157 moons.
LEC643.8 is a large gas giant (65537 km radius) which orbits its star in 623069 Earth days, one day on LEC643.8 lasts 8 Earth hours. Its average temperature is 1229 K (956 C), its atmosphere mainly consists of hydrogen, helium and it has 87 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:LEC643.1LEC643.2LEC643.3LEC643.4LEC643.5
distance from star:11*106 km67*106 km101*106 km160*106 km2937*106 km
radius:2498 km6611 km4825 km10346 km60945 km
mass:124*1021 kg2311*1021 kg898*1021 kg8859*1021 kg1810940*1021 kg
surface gravity: 1.32 m/s2
0.13 Earths
3.52 m/s2
0.35 Earths
2.57 m/s2
0.26 Earths
5.52 m/s2
0.56 Earths
32.5 m/s2
3.32 Earths
escape velocity:2.574 km/s6.830 km/s4.984 km/s10.69 km/s62.97 km/s
year: 12 LEC643.1 days
25 Earth days
642 LEC643.2 days
348 Earth days
853 LEC643.3 days
640 Earth days
3076 LEC643.4 days
1282 Earth days
301470 LEC643.5 days
100490 Earth days
day:48 hrs13 hrs18 hrs10 hrs8 hrs
axial tilt:28°24°13°29°
temperature:1652 K
1379 C
402 K
129 C
268 K
-5 C
142 K
-131 C
1883 K
1610 C
atmosphere:63% N2
35% O2
2% CO2
0% other
1% H2
4% He
49% N2
46% O2
0% other
83% N2
15% O2
2% CO2
0% other
13% H2
2% He
48% N2
37% O2
0% other
80% H2
20% He
0% other
moons:03646146
rings:00003

planet:LEC643.6LEC643.7LEC643.8
distance from star:4406*106 km6609*106 km9913*106 km
radius:35301 km60625 km65537 km
mass:351925*1021 kg1782564*1021 kg2251902*1021 kg
surface gravity: 18.8 m/s2
1.92 Earths
32.3 m/s2
3.30 Earths
34.9 m/s2
3.56 Earths
escape velocity:36.47 km/s62.64 km/s67.72 km/s
year: 553839 LEC643.6 days
184613 Earth days
1017468 LEC643.7 days
339156 Earth days
1869207 LEC643.8 days
623069 Earth days
day:8 hrs8 hrs8 hrs
axial tilt:
temperature:1256 K
983 C
1713 K
1440 C
1229 K
956 C
atmosphere:80% H2
20% He
0% other
95% H2
5% He
0% other
76% H2
24% He
0% other
moons:16915787
rings:171314

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