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MBH719: red giant star with 3 planets

  MBH719.1   MBH719.2  
MBH719.3
 

Solar system 'MBH719' is a dual star system that comprises the stars 'MBH719.A' and 'MBH719.B' and the retinue of celestial objects gravitationally bound to them: 3 planets and their 116 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'MBH719.A' and 'MBH719.B' that dominate it gravitationally. 'MBH719.A' is a red giant class star that contains about 74% of the system's known mass, 'MBH719.B' is a red giant class star that contains about 24% of the system's known mass.

System 'MBH719' is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 3 planets

MBH719.1 is a small terrestrial planet (3305 km radius) which orbits its star in 33 Earth days, one day on MBH719.1 lasts 25 Earth hours. Its average temperature is 1985 K (1712 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
MBH719.2 is a large terrestrial planet (7120 km radius) which orbits its star in 142 Earth days, one day on MBH719.2 lasts 7 Earth hours. Its average temperature is 1172 K (899 C), its atmosphere mainly consists of nitrogen and it has 8 moons.
MBH719.3 is a large gas giant (74190 km radius) which orbits its star in 41453 Earth days, one day on MBH719.3 lasts 3 Earth hours. Its average temperature is 1577 K (1304 C), its atmosphere mainly consists of hydrogen, helium and it has 108 moons.
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Planetary Orbits

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Planetary Statistics

planet:MBH719.1MBH719.2MBH719.3
distance from star:14*106 km37*106 km1627*106 km
radius:3305 km7120 km74190 km
mass:288*1021 kg2887*1021 kg3266826*1021 kg
surface gravity: 1.75 m/s2
0.17 Earths
3.80 m/s2
0.38 Earths
39.6 m/s2
4.04 Earths
escape velocity:3.410 km/s7.356 km/s76.66 km/s
year: 31 MBH719.1 days
33 Earth days
486 MBH719.2 days
142 Earth days
331624 MBH719.3 days
41453 Earth days
day:25 hrs7 hrs3 hrs
axial tilt:27°25°
temperature:1985 K
1712 C
1172 K
899 C
1577 K
1304 C
atmosphere:87% N2
13% O2
0% other
89% N2
8% O2
3% CO2
0% other
77% H2
23% He
0% other
moons:08108
rings:0016

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