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MHF193: red supergiant star with 4 planets

  MHF193.1   MHF193.2   MHF193.3   MHF193.4  

Solar system 'MHF193' comprises the star 'MHF193' and the retinue of celestial objects gravitationally bound to it: 4 planets and their 67 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MHF193', a red supergiant class star that contains about 99.99% of the system's known mass and dominates it gravitationally. MHF193 is located more than 3885 lightyears from the center of the galaxy.

This solar system comprises 4 planets

MHF193.1 is a very large terrestrial planet (10785 km radius) which orbits its star in 521 Earth days, one day on MHF193.1 lasts 6 Earth hours. Its average temperature is 1454 K (1181 C), its atmosphere mainly consists of nitrogen, oxygen and it has 21 moons.
MHF193.2 is a large terrestrial planet (8192 km radius) which orbits its star in 1165 Earth days, one day on MHF193.2 lasts 7 Earth hours. Its average temperature is 1993 K (1720 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 17 moons.
MHF193.3 is a small terrestrial planet (3200 km radius) which orbits its star in 2140 Earth days, one day on MHF193.3 lasts 28 Earth hours. Its average temperature is 1329 K (1056 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
MHF193.4 is a large terrestrial planet (7866 km radius) which orbits its star in 3932 Earth days, one day on MHF193.4 lasts 8 Earth hours. Its average temperature is 787 K (514 C), its atmosphere mainly consists of nitrogen, oxygen and it has 29 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:MHF193.1MHF193.2MHF193.3MHF193.4
distance from star:88*106 km150*106 km225*106 km338*106 km
radius:10785 km8192 km3200 km7866 km
mass:10035*1021 kg4398*1021 kg262*1021 kg3893*1021 kg
surface gravity: 5.75 m/s2
0.58 Earths
4.37 m/s2
0.44 Earths
1.70 m/s2
0.17 Earths
4.19 m/s2
0.42 Earths
escape velocity:11.14 km/s8.465 km/s3.305 km/s8.127 km/s
year: 2084 MHF193.1 days
521 Earth days
3994 MHF193.2 days
1165 Earth days
1834 MHF193.3 days
2140 Earth days
11796 MHF193.4 days
3932 Earth days
day:6 hrs7 hrs28 hrs8 hrs
axial tilt:16°23°20°
temperature:1454 K
1181 C
1993 K
1720 C
1329 K
1056 C
787 K
514 C
atmosphere:7% H2
2% He
42% N2
47% O2
2% CO2
0% other
21% H2
3% He
35% N2
41% O2
0% other
2% H2
1% He
77% N2
20% O2
0% other
10% H2
2% He
45% N2
41% O2
2% CO2
0% other
moons:2117029
rings:0000

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