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MDH175: red dwarf star with 4 planets

  MDH175.1   MDH175.2  
MDH175.3
 
MDH175.4
 

Solar system 'MDH175' comprises the star 'MDH175' and the retinue of celestial objects gravitationally bound to it: 4 planets and their 191 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MDH175', a red dwarf class star that contains about 99.17% of the system's known mass and dominates it gravitationally. MDH175 is located more than 2192 lightyears from the center of the galaxy.

MDH175.2, the second planet in this system, may feature life forms. Its average temperature is 342K (69C) and it's atmosphere contains 8% of oxygen. One year on MDH175.2 lasts 122 days, one day lasts 9 hours. It's diameter is 13874 km, 1 times the diameter of the Earth.

This solar system comprises 4 planets

MDH175.1 is a very small terrestrial planet (2675 km radius) which orbits its star in 39 Earth days, one day on MDH175.1 lasts 38 Earth hours. Its average temperature is 778 K (505 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
MDH175.2 is a medium terrestrial planet (6937 km radius) which orbits its star in 122 Earth days, one day on MDH175.2 lasts 9 Earth hours. Its average temperature is 342 K (69 C), its atmosphere mainly consists of nitrogen and it has 7 moons.
MDH175.3 is a medium gas giant (30631 km radius) which orbits its star in 6131 Earth days, one day on MDH175.3 lasts 4 Earth hours. Its average temperature is 1117 K (844 C), its atmosphere mainly consists of hydrogen and it has 97 moons.
MDH175.4 is a large gas giant (53996 km radius) which orbits its star in 37247 Earth days, one day on MDH175.4 lasts 4 Earth hours. Its average temperature is 1402 K (1129 C), its atmosphere mainly consists of hydrogen, helium and it has 87 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:MDH175.1MDH175.2MDH175.3MDH175.4
distance from star:15*106 km33*106 km455*106 km1515*106 km
radius:2675 km6937 km30631 km53996 km
mass:153*1021 kg2670*1021 kg229918*1021 kg1259432*1021 kg
surface gravity: 1.42 m/s2
0.14 Earths
3.70 m/s2
0.37 Earths
16.3 m/s2
1.66 Earths
28.8 m/s2
2.94 Earths
escape velocity:2.763 km/s7.167 km/s31.65 km/s55.79 km/s
year: 24 MDH175.1 days
39 Earth days
325 MDH175.2 days
122 Earth days
36786 MDH175.3 days
6131 Earth days
223482 MDH175.4 days
37247 Earth days
day:38 hrs9 hrs4 hrs4 hrs
axial tilt:17°12°
temperature:778 K
505 C
342 K
69 C
1117 K
844 C
1402 K
1129 C
atmosphere:3% H2
2% He
56% N2
38% O2
1% CO2
0% other
83% N2
8% O2
9% CO2
0% other
97% H2
3% He
0% other
84% H2
16% He
0% other
moons:079787
rings:00162

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