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MDF372: red giant star with 4 planets

 
MDF372.1
  MDF372.2   MDF372.3  
MDF372.4
 

Solar system 'MDF372' is a dual star system that comprises the stars 'MDF372.A' and 'MDF372.B' and the retinue of celestial objects gravitationally bound to them: 4 planets and their 145 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'MDF372.A' and 'MDF372.B' that dominate it gravitationally. 'MDF372.A' is a red giant class star that contains about 77% of the system's known mass, 'MDF372.B' is a yellow dwarf class star that contains about 22% of the system's known mass.

System 'MDF372' is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 4 planets

MDF372.1 is a large terrestrial planet (8526 km radius) which orbits its star in 176 Earth days, one day on MDF372.1 lasts 7 Earth hours. Its average temperature is 1030 K (757 C), its atmosphere mainly consists of nitrogen, oxygen and it has 3 moons.
MDF372.2 is a small terrestrial planet (4008 km radius) which orbits its star in 323 Earth days, one day on MDF372.2 lasts 19 Earth hours. Its average temperature is 1832 K (1559 C), its atmosphere mainly consists of nitrogen and it has 0 moons.
MDF372.3 is a very small terrestrial planet (2662 km radius) which orbits its star in 594 Earth days, one day on MDF372.3 lasts 39 Earth hours. Its average temperature is 1221 K (948 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
MDF372.4 is a large gas giant (61600 km radius) which orbits its star in 84453 Earth days, one day on MDF372.4 lasts 4 Earth hours. Its average temperature is 1126 K (853 C), its atmosphere mainly consists of hydrogen, helium and it has 142 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:MDF372.1MDF372.2MDF372.3MDF372.4
distance from star:42*106 km64*106 km96*106 km2615*106 km
radius:8526 km4008 km2662 km61600 km
mass:4958*1021 kg515*1021 kg150*1021 kg1869959*1021 kg
surface gravity: 4.55 m/s2
0.46 Earths
2.13 m/s2
0.21 Earths
1.41 m/s2
0.14 Earths
32.8 m/s2
3.35 Earths
escape velocity:8.810 km/s4.141 km/s2.742 km/s63.65 km/s
year: 603 MDF372.1 days
176 Earth days
408 MDF372.2 days
323 Earth days
365 MDF372.3 days
594 Earth days
506718 MDF372.4 days
84453 Earth days
day:7 hrs19 hrs39 hrs4 hrs
axial tilt:135°
temperature:1030 K
757 C
1832 K
1559 C
1221 K
948 C
1126 K
853 C
atmosphere:86% N2
12% O2
2% CO2
0% other
88% N2
9% O2
3% CO2
0% other
52% N2
47% O2
1% CO2
0% other
86% H2
14% He
0% other
moons:300142
rings:60023

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