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MDF378: red giant star with 4 planets

 
MDF378.1
 
MDF378.2
  MDF378.3   MDF378.4  

Solar system 'MDF378' is a dual star system that comprises the stars 'MDF378.A' and 'MDF378.B' and the retinue of celestial objects gravitationally bound to them: 4 planets and their 422 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'MDF378.A' and 'MDF378.B' that dominate it gravitationally. 'MDF378.A' is a red giant class star that contains about 57% of the system's known mass, 'MDF378.B' is a neutron star class star that contains about 41% of the system's known mass.

System 'MDF378' is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 4 planets

MDF378.1 is a medium gas giant (24968 km radius) which orbits its star in 2856 Earth days, one day on MDF378.1 lasts 4 Earth hours. Its average temperature is 1076 K (803 C), its atmosphere mainly consists of hydrogen, helium and it has 122 moons.
MDF378.2 is a large gas giant (72424 km radius) which orbits its star in 143663 Earth days, one day on MDF378.2 lasts 4 Earth hours. Its average temperature is 1832 K (1559 C), its atmosphere mainly consists of hydrogen, helium and it has 180 moons.
MDF378.3 is a medium gas giant (35176 km radius) which orbits its star in 263926 Earth days, one day on MDF378.3 lasts 4 Earth hours. Its average temperature is 1502 K (1229 C), its atmosphere mainly consists of hydrogen and it has 73 moons.
MDF378.4 is a medium terrestrial planet (5017 km radius) which orbits its star in 346940 Earth days, one day on MDF378.4 lasts 13 Earth hours. Its average temperature is 1128 K (855 C), its atmosphere mainly consists of and it has 47 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:MDF378.1MDF378.2MDF378.3MDF378.4
distance from star:273*106 km3727*106 km5591*106 km6710*106 km
radius:24968 km72424 km35176 km5017 km
mass:124520*1021 kg3039047*1021 kg348200*1021 kg1010*1021 kg
surface gravity: 13.3 m/s2
1.35 Earths
38.6 m/s2
3.94 Earths
18.7 m/s2
1.91 Earths
2.67 m/s2
0.27 Earths
escape velocity:25.80 km/s74.84 km/s36.35 km/s5.183 km/s
year: 17136 MDF378.1 days
2856 Earth days
861978 MDF378.2 days
143663 Earth days
1583556 MDF378.3 days
263926 Earth days
640504 MDF378.4 days
346940 Earth days
day:4 hrs4 hrs4 hrs13 hrs
axial tilt:49°292°
temperature:1076 K
803 C
1832 K
1559 C
1502 K
1229 C
1128 K
855 C
atmosphere:88% H2
12% He
0% other
81% H2
19% He
0% other
93% H2
7% He
0% other
100% other
moons:1221807347
rings:32100

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