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LBH423: yellow dwarf star with 2 planets


Solar system 'LBH423' is a dual star system that comprises the stars 'LBH423.A' and 'LBH423.B' and the retinue of celestial objects gravitationally bound to them: 2 planets and their 13 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'LBH423.A' and 'LBH423.B' that dominate it gravitationally. 'LBH423.A' is a yellow dwarf class star that contains about 99% of the system's known mass, 'LBH423.B' is a brown dwarf class star that contains about 0% of the system's known mass.

System 'LBH423' is located more than 4875 lightyears from the center of the galaxy.

This solar system comprises 2 planets

LBH423.1 is a large terrestrial planet (7948 km radius) which orbits its star in 57 Earth days, one day on LBH423.1 lasts 5 Earth hours. Its average temperature is 1523 K (1250 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
LBH423.2 is a huge terrestrial planet (13480 km radius) which orbits its star in 1475 Earth days, one day on LBH423.2 lasts 3 Earth hours. Its average temperature is 1203 K (930 C), its atmosphere mainly consists of hydrogen, helium and it has 11 moons.
More planetary details...


Planetary Orbits



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Planetary Statistics

distance from star:20*106 km176*106 km
radius:7948 km13480 km
mass:4016*1021 kg19595*1021 kg
surface gravity: 4.24 m/s2
0.43 Earths
7.19 m/s2
0.73 Earths
escape velocity:8.212 km/s13.92 km/s
year: 273 LBH423.1 days
57 Earth days
11800 LBH423.2 days
1475 Earth days
day:5 hrs3 hrs
axial tilt:24°
temperature:1523 K
1250 C
1203 K
930 C
atmosphere:3% H2
1% He
60% N2
35% O2
1% CO2
0% other
80% H2
20% He
0% other

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