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MDJ406: red supergiant star with 3 planets

  MDJ406.1  
MDJ406.2
 
MDJ406.3
 

Solar system 'MDJ406' is a dual star system that comprises the stars 'MDJ406.A' and 'MDJ406.B' and the retinue of celestial objects gravitationally bound to them: 3 planets and their 212 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'MDJ406.A' and 'MDJ406.B' that dominate it gravitationally. 'MDJ406.A' is a red supergiant class star that contains about 87% of the system's known mass, 'MDJ406.B' is a red giant class star that contains about 12% of the system's known mass.

System 'MDJ406' is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 3 planets

MDJ406.1 is a medium terrestrial planet (6379 km radius) which orbits its star in 272 Earth days, one day on MDJ406.1 lasts 9 Earth hours. Its average temperature is 1682 K (1409 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 5 moons.
MDJ406.2 is a large gas giant (76816 km radius) which orbits its star in 12535 Earth days, one day on MDJ406.2 lasts 3 Earth hours. Its average temperature is 1830 K (1557 C), its atmosphere mainly consists of hydrogen and it has 91 moons.
MDJ406.3 is a large gas giant (76135 km radius) which orbits its star in 131617 Earth days, one day on MDJ406.3 lasts 3 Earth hours. Its average temperature is 1276 K (1003 C), its atmosphere mainly consists of hydrogen, helium and it has 116 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:MDJ406.1MDJ406.2MDJ406.3
distance from star:57*106 km733*106 km3516*106 km
radius:6379 km76816 km76135 km
mass:2076*1021 kg3626144*1021 kg3530555*1021 kg
surface gravity: 3.40 m/s2
0.34 Earths
41.0 m/s2
4.19 Earths
40.6 m/s2
4.15 Earths
escape velocity:6.591 km/s79.38 km/s78.67 km/s
year: 725 MDJ406.1 days
272 Earth days
100280 MDJ406.2 days
12535 Earth days
1052936 MDJ406.3 days
131617 Earth days
day:9 hrs3 hrs3 hrs
axial tilt:80°
temperature:1682 K
1409 C
1830 K
1557 C
1276 K
1003 C
atmosphere:81% N2
6% O2
13% CO2
0% other
99% H2
1% He
0% other
79% H2
21% He
0% other
moons:591116
rings:047

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