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LKC252: red dwarf star with 4 planets

  LKC252.1   LKC252.2   LKC252.3   LKC252.4  

Solar system 'LKC252' comprises the star 'LKC252' and the retinue of celestial objects gravitationally bound to it: 4 planets and their 49 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LKC252', a red dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. LKC252 is located more than 2430 lightyears from the center of the galaxy.

This solar system comprises 4 planets

LKC252.1 is a very large terrestrial planet (9835 km radius) which orbits its star in 494 Earth days, one day on LKC252.1 lasts 6 Earth hours. Its average temperature is 49 K (-224 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 7 moons.
LKC252.2 is a small terrestrial planet (3349 km radius) which orbits its star in 908 Earth days, one day on LKC252.2 lasts 26 Earth hours. Its average temperature is 43 K (-230 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
LKC252.3 is a large terrestrial planet (7102 km radius) which orbits its star in 1668 Earth days, one day on LKC252.3 lasts 8 Earth hours. Its average temperature is 29 K (-244 C), its atmosphere mainly consists of nitrogen and it has 35 moons.
LKC252.4 is a small terrestrial planet (4716 km radius) which orbits its star in 2193 Earth days, one day on LKC252.4 lasts 15 Earth hours. Its average temperature is 1484 K (1211 C), its atmosphere mainly consists of and it has 5 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:LKC252.1LKC252.2LKC252.3LKC252.4
distance from star:84*106 km127*106 km191*106 km229*106 km
radius:9835 km3349 km7102 km4716 km
mass:7610*1021 kg300*1021 kg2865*1021 kg839*1021 kg
surface gravity: 5.25 m/s2
0.53 Earths
1.78 m/s2
0.18 Earths
3.79 m/s2
0.38 Earths
2.51 m/s2
0.25 Earths
escape velocity:10.16 km/s3.457 km/s7.338 km/s4.873 km/s
year: 1976 LKC252.1 days
494 Earth days
838 LKC252.2 days
908 Earth days
5004 LKC252.3 days
1668 Earth days
3508 LKC252.4 days
2193 Earth days
day:6 hrs26 hrs8 hrs15 hrs
axial tilt:10°18°138°
temperature:49 K
-224 C
43 K
-230 C
29 K
-244 C
1484 K
1211 C
atmosphere:12% H2
2% He
48% N2
38% O2
0% other
1% H2
1% He
62% N2
34% O2
2% CO2
0% other
90% N2
8% O2
2% CO2
0% other
100% other
moons:72355
rings:0000

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