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LBK501: red dwarf star with 2 planets

  LBK501.1   LBK501.2  

Solar system 'LBK501' comprises the star 'LBK501' and the retinue of celestial objects gravitationally bound to it: 2 planets and their 8 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LBK501', a red dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. LBK501 is located more than 4961 lightyears from the center of the galaxy.

LBK501.1, the first planet in this system, may feature life forms. Its average temperature is 253K (-20C) and it's atmosphere contains 40% of oxygen. One year on LBK501.1 lasts 99 days, one day lasts 20 hours. It's diameter is 7374 km, 0.5 times the diameter of the Earth.

This solar system comprises 2 planets

LBK501.1 is a small terrestrial planet (3687 km radius) which orbits its star in 99 Earth days, one day on LBK501.1 lasts 20 Earth hours. Its average temperature is 253 K (-20 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
LBK501.2 is a medium terrestrial planet (6757 km radius) which orbits its star in 398 Earth days, one day on LBK501.2 lasts 7 Earth hours. Its average temperature is 79 K (-194 C), its atmosphere mainly consists of nitrogen and it has 7 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:LBK501.1LBK501.2
distance from star:29*106 km73*106 km
radius:3687 km6757 km
mass:400*1021 kg2468*1021 kg
surface gravity: 1.96 m/s2
0.20 Earths
3.60 m/s2
0.36 Earths
escape velocity:3.805 km/s6.982 km/s
year: 118 LBK501.1 days
99 Earth days
1364 LBK501.2 days
398 Earth days
day:20 hrs7 hrs
axial tilt:22°
temperature:253 K
-20 C
79 K
-194 C
atmosphere:2% H2
1% He
56% N2
40% O2
1% CO2
0% other
87% N2
8% O2
5% CO2
0% other
moons:17
rings:00

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