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LDE037: red dwarf star with 4 planets

  LDE037.1   LDE037.2   LDE037.3   LDE037.4  

Solar system 'LDE037' comprises the star 'LDE037' and the retinue of celestial objects gravitationally bound to it: 4 planets and their 195 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LDE037', a red dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. LDE037 is located more than 4791 lightyears from the center of the galaxy.

This solar system comprises 4 planets

LDE037.1 is a large terrestrial planet (8416 km radius) which orbits its star in 363 Earth days, one day on LDE037.1 lasts 7 Earth hours. Its average temperature is 121 K (-152 C), its atmosphere mainly consists of nitrogen, oxygen and it has 22 moons.
LDE037.2 is a small terrestrial planet (3976 km radius) which orbits its star in 668 Earth days, one day on LDE037.2 lasts 19 Earth hours. Its average temperature is 107 K (-166 C), its atmosphere mainly consists of nitrogen, oxygen and it has 3 moons.
LDE037.3 is a very large terrestrial planet (9765 km radius) which orbits its star in 1749 Earth days, one day on LDE037.3 lasts 6 Earth hours. Its average temperature is 44 K (-229 C), its atmosphere mainly consists of nitrogen, oxygen and it has 47 moons.
LDE037.4 is a very large terrestrial planet (10547 km radius) which orbits its star in 11822 Earth days, one day on LDE037.4 lasts 6 Earth hours. Its average temperature is 1766 K (1493 C), its atmosphere mainly consists of hydrogen and it has 123 moons.
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Planetary Statistics

planet:LDE037.1LDE037.2LDE037.3LDE037.4
distance from star:69*106 km103*106 km197*106 km705*106 km
radius:8416 km3976 km9765 km10547 km
mass:4768*1021 kg502*1021 kg7449*1021 kg9385*1021 kg
surface gravity: 4.49 m/s2
0.45 Earths
2.11 m/s2
0.21 Earths
5.21 m/s2
0.53 Earths
5.63 m/s2
0.57 Earths
escape velocity:8.696 km/s4.105 km/s10.09 km/s10.89 km/s
year: 1244 LDE037.1 days
363 Earth days
843 LDE037.2 days
668 Earth days
6996 LDE037.3 days
1749 Earth days
47288 LDE037.4 days
11822 Earth days
day:7 hrs19 hrs6 hrs6 hrs
axial tilt:10°15°13°
temperature:121 K
-152 C
107 K
-166 C
44 K
-229 C
1766 K
1493 C
atmosphere:4% H2
1% He
68% N2
25% O2
2% CO2
0% other
2% H2
1% He
64% N2
32% O2
1% CO2
0% other
6% H2
3% He
57% N2
32% O2
2% CO2
0% other
96% H2
4% He
0% other
moons:22347123
rings:0000

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