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MDH190: red giant star with 5 planets

  MDH190.1   MDH190.2   MDH190.3   MDH190.4  
MDH190.5
 

Solar system 'MDH190' is a dual star system that comprises the stars 'MDH190.A' and 'MDH190.B' and the retinue of celestial objects gravitationally bound to them: 5 planets and their 173 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'MDH190.A' and 'MDH190.B' that dominate it gravitationally. 'MDH190.A' is a red giant class star that contains about 80% of the system's known mass, 'MDH190.B' is a red giant class star that contains about 19% of the system's known mass.

System 'MDH190' is located more than 2065 lightyears from the center of the galaxy.

This solar system comprises 5 planets

MDH190.1 is a very large terrestrial planet (9054 km radius) which orbits its star in 81 Earth days, one day on MDH190.1 lasts 8 Earth hours. Its average temperature is 1667 K (1394 C), its atmosphere mainly consists of nitrogen, oxygen and it has 12 moons.
MDH190.2 is a very large terrestrial planet (10172 km radius) which orbits its star in 314 Earth days, one day on MDH190.2 lasts 7 Earth hours. Its average temperature is 1101 K (828 C), its atmosphere mainly consists of nitrogen, oxygen and it has 19 moons.
MDH190.3 is a large terrestrial planet (7542 km radius) which orbits its star in 966 Earth days, one day on MDH190.3 lasts 9 Earth hours. Its average temperature is 1479 K (1206 C), its atmosphere mainly consists of nitrogen, oxygen and it has 24 moons.
MDH190.4 is a large terrestrial planet (8140 km radius) which orbits its star in 1775 Earth days, one day on MDH190.4 lasts 8 Earth hours. Its average temperature is 1753 K (1480 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 23 moons.
MDH190.5 is a medium gas giant (27218 km radius) which orbits its star in 3262 Earth days, one day on MDH190.5 lasts 5 Earth hours. Its average temperature is 1230 K (957 C), its atmosphere mainly consists of hydrogen and it has 95 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:MDH190.1MDH190.2MDH190.3MDH190.4MDH190.5
distance from star:25*106 km62*106 km132*106 km199*106 km298*106 km
radius:9054 km10172 km7542 km8140 km27218 km
mass:5937*1021 kg8419*1021 kg3432*1021 kg4314*1021 kg161309*1021 kg
surface gravity: 4.83 m/s2
0.49 Earths
5.43 m/s2
0.55 Earths
4.02 m/s2
0.41 Earths
4.34 m/s2
0.44 Earths
14.5 m/s2
1.48 Earths
escape velocity:9.355 km/s10.51 km/s7.793 km/s8.410 km/s28.12 km/s
year: 243 MDH190.1 days
81 Earth days
1076 MDH190.2 days
314 Earth days
2576 MDH190.3 days
966 Earth days
5325 MDH190.4 days
1775 Earth days
15657 MDH190.5 days
3262 Earth days
day:8 hrs7 hrs9 hrs8 hrs5 hrs
axial tilt:24°20°242°30°
temperature:1667 K
1394 C
1101 K
828 C
1479 K
1206 C
1753 K
1480 C
1230 K
957 C
atmosphere:1% He
71% N2
26% O2
2% CO2
0% other
3% H2
3% He
50% N2
43% O2
1% CO2
0% other
85% N2
14% O2
1% CO2
0% other
80% N2
6% O2
14% CO2
0% other
92% H2
8% He
0% other
moons:1219242395
rings:00003

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