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LBE489: red dwarf star with 4 planets

 
LBE489.1
  LBE489.2   LBE489.3   LBE489.4  

Solar system 'LBE489' comprises the star 'LBE489' and the retinue of celestial objects gravitationally bound to it: 4 planets and their 41 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LBE489', a red dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. LBE489 is located more than 4989 lightyears from the center of the galaxy.

This solar system comprises 4 planets

LBE489.1 is a small terrestrial planet (3982 km radius) which orbits its star in 2 Earth days, one day on LBE489.1 lasts 19 Earth hours. Its average temperature is 1303 K (1030 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 0 moons.
LBE489.2 is a very large terrestrial planet (9792 km radius) which orbits its star in 22 Earth days, one day on LBE489.2 lasts 6 Earth hours. Its average temperature is 1067 K (794 C), its atmosphere mainly consists of nitrogen, oxygen and it has 3 moons.
LBE489.3 is a large terrestrial planet (8130 km radius) which orbits its star in 53 Earth days, one day on LBE489.3 lasts 7 Earth hours. Its average temperature is 1964 K (1691 C), its atmosphere mainly consists of nitrogen, oxygen and it has 5 moons.
LBE489.4 is a very large terrestrial planet (11867 km radius) which orbits its star in 456 Earth days, one day on LBE489.4 lasts 5 Earth hours. Its average temperature is 602 K (329 C), its atmosphere mainly consists of nitrogen, oxygen and it has 33 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:LBE489.1LBE489.2LBE489.3LBE489.4
distance from star:2*106 km10*106 km19*106 km80*106 km
radius:3982 km9792 km8130 km11867 km
mass:505*1021 kg7511*1021 kg4298*1021 kg13369*1021 kg
surface gravity: 2.12 m/s2
0.21 Earths
5.22 m/s2
0.53 Earths
4.34 m/s2
0.44 Earths
6.33 m/s2
0.64 Earths
escape velocity:4.114 km/s10.11 km/s8.400 km/s12.26 km/s
year: 2 LBE489.1 days
2 Earth days
88 LBE489.2 days
22 Earth days
181 LBE489.3 days
53 Earth days
2188 LBE489.4 days
456 Earth days
day:19 hrs6 hrs7 hrs5 hrs
axial tilt:101°21°19°
temperature:1303 K
1030 C
1067 K
794 C
1964 K
1691 C
602 K
329 C
atmosphere:73% N2
1% O2
26% CO2
0% other
5% H2
1% He
58% N2
35% O2
1% CO2
0% other
5% H2
1% He
60% N2
31% O2
3% CO2
0% other
6% H2
1% He
52% N2
39% O2
2% CO2
0% other
moons:03533
rings:2000

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