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REH839: red supergiant star with 2 planets

  REH839.1  
REH839.2
 

Solar system 'REH839' is a dual star system that comprises the stars 'REH839.A' and 'REH839.B' and the retinue of celestial objects gravitationally bound to them: 2 planets and their 100 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'REH839.A' and 'REH839.B' that dominate it gravitationally. 'REH839.A' is a red supergiant class star that contains about 91% of the system's known mass, 'REH839.B' is a red giant class star that contains about 8% of the system's known mass.

System 'REH839' is located more than 403 lightyears from the center of the galaxy.

This solar system comprises 2 planets

REH839.1 is a large terrestrial planet (7911 km radius) which orbits its star in 436 Earth days, one day on REH839.1 lasts 5 Earth hours. Its average temperature is 1920 K (1647 C), its atmosphere mainly consists of nitrogen, oxygen and it has 4 moons.
REH839.2 is a large gas giant (53829 km radius) which orbits its star in 20245 Earth days, one day on REH839.2 lasts 2 Earth hours. Its average temperature is 1991 K (1718 C), its atmosphere mainly consists of hydrogen, helium and it has 96 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:REH839.1REH839.2
distance from star:78*106 km1009*106 km
radius:7911 km53829 km
mass:3960*1021 kg1247782*1021 kg
surface gravity: 4.22 m/s2
0.43 Earths
28.7 m/s2
2.93 Earths
escape velocity:8.174 km/s55.62 km/s
year: 2092 REH839.1 days
436 Earth days
242940 REH839.2 days
20245 Earth days
day:5 hrs2 hrs
axial tilt:30°
temperature:1920 K
1647 C
1991 K
1718 C
atmosphere:76% N2
23% O2
1% CO2
0% other
84% H2
16% He
0% other
moons:496
rings:02

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