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MHB181: red dwarf star with 6 planets

  MHB181.1   MHB181.2   MHB181.3   MHB181.4   MHB181.5   MHB181.6  

Solar system 'MHB181' comprises the star 'MHB181' and the retinue of celestial objects gravitationally bound to it: 6 planets and their 123 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MHB181', a red dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. MHB181 is located more than 2065 lightyears from the center of the galaxy.

This solar system comprises 6 planets

MHB181.1 is a large terrestrial planet (7023 km radius) which orbits its star in 220 Earth days, one day on MHB181.1 lasts 11 Earth hours. Its average temperature is 223 K (-50 C), its atmosphere mainly consists of nitrogen, oxygen and it has 9 moons.
MHB181.2 is a large terrestrial planet (8523 km radius) which orbits its star in 830 Earth days, one day on MHB181.2 lasts 9 Earth hours. Its average temperature is 76 K (-197 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 45 moons.
MHB181.3 is a large terrestrial planet (8004 km radius) which orbits its star in 1525 Earth days, one day on MHB181.3 lasts 9 Earth hours. Its average temperature is 50 K (-223 C), its atmosphere mainly consists of nitrogen, oxygen and it has 28 moons.
MHB181.4 is a small terrestrial planet (3306 km radius) which orbits its star in 2802 Earth days, one day on MHB181.4 lasts 28 Earth hours. Its average temperature is 30 K (-243 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
MHB181.5 is a large terrestrial planet (8615 km radius) which orbits its star in 5147 Earth days, one day on MHB181.5 lasts 9 Earth hours. Its average temperature is 16 K (-257 C), its atmosphere mainly consists of nitrogen and it has 31 moons.
MHB181.6 is a small terrestrial planet (3089 km radius) which orbits its star in 9457 Earth days, one day on MHB181.6 lasts 32 Earth hours. Its average temperature is 8 K (-265 C), its atmosphere mainly consists of nitrogen, oxygen and it has 8 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:MHB181.1MHB181.2MHB181.3MHB181.4MHB181.5
distance from star:49*106 km120*106 km180*106 km270*106 km405*106 km
radius:7023 km8523 km8004 km3306 km8615 km
mass:2771*1021 kg4952*1021 kg4102*1021 kg289*1021 kg5115*1021 kg
surface gravity: 3.74 m/s2
0.38 Earths
4.54 m/s2
0.46 Earths
4.27 m/s2
0.43 Earths
1.76 m/s2
0.17 Earths
4.59 m/s2
0.46 Earths
escape velocity:7.257 km/s8.806 km/s8.271 km/s3.415 km/s8.902 km/s
year: 480 MHB181.1 days
220 Earth days
2213 MHB181.2 days
830 Earth days
4066 MHB181.3 days
1525 Earth days
2401 MHB181.4 days
2802 Earth days
13725 MHB181.5 days
5147 Earth days
day:11 hrs9 hrs9 hrs28 hrs9 hrs
axial tilt:27°13°
temperature:223 K
-50 C
76 K
-197 C
50 K
-223 C
30 K
-243 C
16 K
-257 C
atmosphere:79% N2
20% O2
1% CO2
0% other
83% N2
4% O2
13% CO2
0% other
7% H2
2% He
63% N2
26% O2
2% CO2
0% other
69% N2
30% O2
1% CO2
0% other
86% N2
5% O2
9% CO2
0% other
moons:94528231
rings:00000

planet:MHB181.6
distance from star:607*106 km
radius:3089 km
mass:235*1021 kg
surface gravity: 1.64 m/s2
0.16 Earths
escape velocity:3.186 km/s
year: 7092 MHB181.6 days
9457 Earth days
day:32 hrs
axial tilt:21°
temperature:8 K
-265 C
atmosphere:76% N2
24% O2
0% other
moons:8
rings:0

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