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LCA231: yellow dwarf star with 4 planets

  LCA231.1   LCA231.2   LCA231.3   LCA231.4  

Solar system 'LCA231' comprises the star 'LCA231' and the retinue of celestial objects gravitationally bound to it: 4 planets and their 111 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LCA231', a yellow dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. LCA231 is located more than 2750 lightyears from the center of the galaxy.

LCA231.1, the first planet in this system, may feature life forms. Its average temperature is 322K (49C) and it's atmosphere contains 14% of oxygen. One year on LCA231.1 lasts 523 days, one day lasts 6 hours. It's diameter is 21288 km, 1.6 times the diameter of the Earth.

LCA231.2, the second planet in this system, may feature life forms. Its average temperature is 287K (14C) and it's atmosphere contains 10% of oxygen. One year on LCA231.2 lasts 961 days, one day lasts 6 hours. It's diameter is 20858 km, 1.6 times the diameter of the Earth.

This solar system comprises 4 planets

LCA231.1 is a very large terrestrial planet (10644 km radius) which orbits its star in 523 Earth days, one day on LCA231.1 lasts 6 Earth hours. Its average temperature is 322 K (49 C), its atmosphere mainly consists of nitrogen, oxygen and it has 26 moons.
LCA231.2 is a very large terrestrial planet (10429 km radius) which orbits its star in 961 Earth days, one day on LCA231.2 lasts 6 Earth hours. Its average temperature is 287 K (14 C), its atmosphere mainly consists of nitrogen and it has 29 moons.
LCA231.3 is a large terrestrial planet (7514 km radius) which orbits its star in 1766 Earth days, one day on LCA231.3 lasts 8 Earth hours. Its average temperature is 191 K (-82 C), its atmosphere mainly consists of nitrogen and it has 19 moons.
LCA231.4 is a medium terrestrial planet (5512 km radius) which orbits its star in 3245 Earth days, one day on LCA231.4 lasts 12 Earth hours. Its average temperature is 113 K (-160 C), its atmosphere mainly consists of nitrogen and it has 37 moons.
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Planetary Orbits

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Planetary Statistics

planet:LCA231.1LCA231.2LCA231.3LCA231.4
distance from star:88*106 km132*106 km198*106 km297*106 km
radius:10644 km10429 km7514 km5512 km
mass:9647*1021 kg9074*1021 kg3393*1021 kg1339*1021 kg
surface gravity: 5.68 m/s2
0.58 Earths
5.56 m/s2
0.56 Earths
4.01 m/s2
0.41 Earths
2.94 m/s2
0.30 Earths
escape velocity:10.99 km/s10.77 km/s7.763 km/s5.694 km/s
year: 2092 LCA231.1 days
523 Earth days
3844 LCA231.2 days
961 Earth days
5298 LCA231.3 days
1766 Earth days
6490 LCA231.4 days
3245 Earth days
day:6 hrs6 hrs8 hrs12 hrs
axial tilt:17°24°86°30°
temperature:322 K
49 C
287 K
14 C
191 K
-82 C
113 K
-160 C
atmosphere:81% N2
14% O2
5% CO2
0% other
82% N2
10% O2
8% CO2
0% other
82% N2
9% O2
9% CO2
0% other
90% N2
10% O2
0% other
moons:26291937
rings:0000

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