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LCA851: red dwarf star with 4 planets

  LCA851.1   LCA851.2  
LCA851.3
 
LCA851.4
 

Solar system 'LCA851' comprises the star 'LCA851' and the retinue of celestial objects gravitationally bound to it: 4 planets and their 130 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LCA851', a red dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. LCA851 is located more than 3662 lightyears from the center of the galaxy.

This solar system comprises 4 planets

LCA851.1 is a small terrestrial planet (3460 km radius) which orbits its star in 81 Earth days, one day on LCA851.1 lasts 24 Earth hours. Its average temperature is 626 K (353 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
LCA851.2 is a very large terrestrial planet (9666 km radius) which orbits its star in 690 Earth days, one day on LCA851.2 lasts 6 Earth hours. Its average temperature is 72 K (-201 C), its atmosphere mainly consists of nitrogen and it has 11 moons.
LCA851.3 is a medium terrestrial planet (5294 km radius) which orbits its star in 1268 Earth days, one day on LCA851.3 lasts 12 Earth hours. Its average temperature is 1166 K (893 C), its atmosphere mainly consists of hydrogen, helium and it has 2 moons.
LCA851.4 is a huge terrestrial planet (13016 km radius) which orbits its star in 5255 Earth days, one day on LCA851.4 lasts 5 Earth hours. Its average temperature is 1316 K (1043 C), its atmosphere mainly consists of hydrogen and it has 117 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:LCA851.1LCA851.2LCA851.3LCA851.4
distance from star:25*106 km106*106 km159*106 km410*106 km
radius:3460 km9666 km5294 km13016 km
mass:331*1021 kg7224*1021 kg1186*1021 kg17640*1021 kg
surface gravity: 1.84 m/s2
0.18 Earths
5.16 m/s2
0.52 Earths
2.82 m/s2
0.28 Earths
6.94 m/s2
0.70 Earths
escape velocity:3.573 km/s9.988 km/s5.468 km/s13.45 km/s
year: 81 LCA851.1 days
81 Earth days
2760 LCA851.2 days
690 Earth days
2536 LCA851.3 days
1268 Earth days
25224 LCA851.4 days
5255 Earth days
day:24 hrs6 hrs12 hrs5 hrs
axial tilt:195°
temperature:626 K
353 C
72 K
-201 C
1166 K
893 C
1316 K
1043 C
atmosphere:64% N2
36% O2
0% other
88% N2
10% O2
2% CO2
0% other
82% H2
18% He
0% other
94% H2
6% He
0% other
moons:0112117
rings:00154

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