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LBK469: red dwarf star with 2 planets


Solar system 'LBK469' comprises the star 'LBK469' and the retinue of celestial objects gravitationally bound to it: 2 planets and their 159 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LBK469', a red dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. LBK469 is located more than 5135 lightyears from the center of the galaxy.

This solar system comprises 2 planets

LBK469.1 is a small terrestrial planet (4194 km radius) which orbits its star in 43 Earth days, one day on LBK469.1 lasts 16 Earth hours. Its average temperature is 1865 K (1592 C), its atmosphere mainly consists of nitrogen and it has 0 moons.
LBK469.2 is a massive terrestrial planet (17537 km radius) which orbits its star in 2246 Earth days, one day on LBK469.2 lasts 2 Earth hours. Its average temperature is 1008 K (735 C), its atmosphere mainly consists of hydrogen, helium and it has 159 moons.
More planetary details...


Planetary Orbits


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Planetary Statistics

distance from star:16*106 km233*106 km
radius:4194 km17537 km
mass:590*1021 kg43147*1021 kg
surface gravity: 2.23 m/s2
0.22 Earths
9.36 m/s2
0.95 Earths
escape velocity:4.333 km/s18.12 km/s
year: 64 LBK469.1 days
43 Earth days
26952 LBK469.2 days
2246 Earth days
day:16 hrs2 hrs
axial tilt:22°10°
temperature:1865 K
1592 C
1008 K
735 C
atmosphere:91% N2
8% O2
1% CO2
0% other
77% H2
23% He
0% other

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