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LBK461: red dwarf star with 2 planets

  LBK461.1   LBK461.2  

Solar system 'LBK461' comprises the star 'LBK461' and the retinue of celestial objects gravitationally bound to it: 2 planets and their 32 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LBK461', a red dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. LBK461 is located more than 5223 lightyears from the center of the galaxy.

This solar system comprises 2 planets

LBK461.1 is a very large terrestrial planet (11415 km radius) which orbits its star in 408 Earth days, one day on LBK461.1 lasts 3 Earth hours. Its average temperature is 211 K (-62 C), its atmosphere mainly consists of nitrogen, oxygen and it has 23 moons.
LBK461.2 is a medium terrestrial planet (5509 km radius) which orbits its star in 750 Earth days, one day on LBK461.2 lasts 10 Earth hours. Its average temperature is 187 K (-86 C), its atmosphere mainly consists of nitrogen, oxygen and it has 9 moons.
More planetary details...


Planetary Orbits


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Planetary Statistics

distance from star:74*106 km112*106 km
radius:11415 km5509 km
mass:11899*1021 kg1337*1021 kg
surface gravity: 6.09 m/s2
0.62 Earths
2.94 m/s2
0.30 Earths
escape velocity:11.79 km/s5.691 km/s
year: 3264 LBK461.1 days
408 Earth days
1800 LBK461.2 days
750 Earth days
day:3 hrs10 hrs
axial tilt:12°
temperature:211 K
-62 C
187 K
-86 C
atmosphere:5% H2
1% He
65% N2
27% O2
2% CO2
0% other
83% N2
16% O2
1% CO2
0% other

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