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LBD546: red dwarf star with 4 planets

  LBD546.1   LBD546.2  
LBD546.3
 
LBD546.4
 

Solar system 'LBD546' comprises the star 'LBD546' and the retinue of celestial objects gravitationally bound to it: 4 planets and their 124 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LBD546', a red dwarf class star that contains about 99.96% of the system's known mass and dominates it gravitationally. LBD546 is located more than 5426 lightyears from the center of the galaxy.

This solar system comprises 4 planets

LBD546.1 is a medium terrestrial planet (5088 km radius) which orbits its star in 199 Earth days, one day on LBD546.1 lasts 13 Earth hours. Its average temperature is 535 K (262 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
LBD546.2 is a very large terrestrial planet (9804 km radius) which orbits its star in 366 Earth days, one day on LBD546.2 lasts 6 Earth hours. Its average temperature is 475 K (202 C), its atmosphere mainly consists of nitrogen, oxygen and it has 31 moons.
LBD546.3 is a large terrestrial planet (7270 km radius) which orbits its star in 956 Earth days, one day on LBD546.3 lasts 8 Earth hours. Its average temperature is 1360 K (1087 C), its atmosphere mainly consists of hydrogen, helium and it has 5 moons.
LBD546.4 is a medium gas giant (34762 km radius) which orbits its star in 20718 Earth days, one day on LBD546.4 lasts 4 Earth hours. Its average temperature is 1984 K (1711 C), its atmosphere mainly consists of hydrogen and it has 86 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:LBD546.1LBD546.2LBD546.3LBD546.4
distance from star:46*106 km69*106 km131*106 km1025*106 km
radius:5088 km9804 km7270 km34762 km
mass:1053*1021 kg7538*1021 kg3073*1021 kg336050*1021 kg
surface gravity: 2.71 m/s2
0.27 Earths
5.23 m/s2
0.53 Earths
3.88 m/s2
0.39 Earths
18.5 m/s2
1.89 Earths
escape velocity:5.256 km/s10.13 km/s7.511 km/s35.92 km/s
year: 367 LBD546.1 days
199 Earth days
1464 LBD546.2 days
366 Earth days
2868 LBD546.3 days
956 Earth days
124308 LBD546.4 days
20718 Earth days
day:13 hrs6 hrs8 hrs4 hrs
axial tilt:32°
temperature:535 K
262 C
475 K
202 C
1360 K
1087 C
1984 K
1711 C
atmosphere:1% H2
1% He
81% N2
17% O2
0% other
1% He
77% N2
21% O2
1% CO2
0% other
87% H2
13% He
0% other
93% H2
7% He
0% other
moons:231586
rings:002311

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