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LDC450: red dwarf star with 4 planets

  LDC450.1   LDC450.2   LDC450.3  
LDC450.4
 

Solar system 'LDC450' comprises the star 'LDC450' and the retinue of celestial objects gravitationally bound to it: 4 planets and their 307 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LDC450', a red dwarf class star that contains about 99.77% of the system's known mass and dominates it gravitationally. LDC450 is located more than 4791 lightyears from the center of the galaxy.

This solar system comprises 4 planets

LDC450.1 is a very large terrestrial planet (10010 km radius) which orbits its star in 144 Earth days, one day on LDC450.1 lasts 6 Earth hours. Its average temperature is 801 K (528 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 26 moons.
LDC450.2 is a very small terrestrial planet (2002 km radius) which orbits its star in 264 Earth days, one day on LDC450.2 lasts 66 Earth hours. Its average temperature is 712 K (439 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 0 moons.
LDC450.3 is a massive terrestrial planet (17007 km radius) which orbits its star in 4987 Earth days, one day on LDC450.3 lasts 4 Earth hours. Its average temperature is 1028 K (755 C), its atmosphere mainly consists of hydrogen, helium and it has 153 moons.
LDC450.4 is a large gas giant (66042 km radius) which orbits its star in 82058 Earth days, one day on LDC450.4 lasts 4 Earth hours. Its average temperature is 1463 K (1190 C), its atmosphere mainly consists of hydrogen, helium and it has 128 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:LDC450.1LDC450.2LDC450.3LDC450.4
distance from star:37*106 km56*106 km396*106 km2566*106 km
radius:10010 km2002 km17007 km66042 km
mass:8024*1021 kg64*1021 kg39352*1021 kg2304361*1021 kg
surface gravity: 5.34 m/s2
0.54 Earths
1.06 m/s2
0.10 Earths
9.08 m/s2
0.92 Earths
35.2 m/s2
3.59 Earths
escape velocity:10.34 km/s2.065 km/s17.57 km/s68.24 km/s
year: 576 LDC450.1 days
144 Earth days
96 LDC450.2 days
264 Earth days
29922 LDC450.3 days
4987 Earth days
492348 LDC450.4 days
82058 Earth days
day:6 hrs66 hrs4 hrs4 hrs
axial tilt:42°16°
temperature:801 K
528 C
712 K
439 C
1028 K
755 C
1463 K
1190 C
atmosphere:28% H2
4% He
18% N2
49% O2
1% CO2
0% other
12% H2
4% He
38% N2
46% O2
0% other
79% H2
21% He
0% other
81% H2
19% He
0% other
moons:260153128
rings:0004

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