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MAA428: red dwarf star with 6 planets

  MAA428.1   MAA428.2  
MAA428.3
 
MAA428.4
 
MAA428.5
  MAA428.6  

Solar system 'MAA428' comprises the star 'MAA428' and the retinue of celestial objects gravitationally bound to it: 6 planets and their 470 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MAA428', a red dwarf class star that contains about 99.22% of the system's known mass and dominates it gravitationally. MAA428 is located more than 2585 lightyears from the center of the galaxy.

This solar system comprises 6 planets

MAA428.1 is a large terrestrial planet (7385 km radius) which orbits its star in 258 Earth days, one day on MAA428.1 lasts 10 Earth hours. Its average temperature is 212 K (-61 C), its atmosphere mainly consists of nitrogen and it has 0 moons.
MAA428.2 is a medium terrestrial planet (5868 km radius) which orbits its star in 473 Earth days, one day on MAA428.2 lasts 13 Earth hours. Its average temperature is 188 K (-85 C), its atmosphere mainly consists of nitrogen, oxygen and it has 10 moons.
MAA428.3 is a large gas giant (44723 km radius) which orbits its star in 28683 Earth days, one day on MAA428.3 lasts 6 Earth hours. Its average temperature is 1944 K (1671 C), its atmosphere mainly consists of hydrogen, helium and it has 143 moons.
MAA428.4 is a large gas giant (70284 km radius) which orbits its star in 106829 Earth days, one day on MAA428.4 lasts 6 Earth hours. Its average temperature is 1507 K (1234 C), its atmosphere mainly consists of hydrogen, helium and it has 127 moons.
MAA428.5 is a small gas giant (19443 km radius) which orbits its star in 196258 Earth days, one day on MAA428.5 lasts 6 Earth hours. Its average temperature is 1628 K (1355 C), its atmosphere mainly consists of hydrogen and it has 95 moons.
MAA428.6 is a large gas giant (52332 km radius) which orbits its star in 370883 Earth days, one day on MAA428.6 lasts 6 Earth hours. Its average temperature is 1652 K (1379 C), its atmosphere mainly consists of hydrogen, helium and it has 95 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:MAA428.1MAA428.2MAA428.3MAA428.4MAA428.5
distance from star:55*106 km82*106 km1273*106 km3059*106 km4589*106 km
radius:7385 km5868 km44723 km70284 km19443 km
mass:3222*1021 kg1616*1021 kg715620*1021 kg2777534*1021 kg58800*1021 kg
surface gravity: 3.94 m/s2
0.40 Earths
3.13 m/s2
0.32 Earths
23.8 m/s2
2.43 Earths
37.5 m/s2
3.83 Earths
10.3 m/s2
1.05 Earths
escape velocity:7.631 km/s6.063 km/s46.21 km/s72.63 km/s20.09 km/s
year: 619 MAA428.1 days
258 Earth days
873 MAA428.2 days
473 Earth days
114732 MAA428.3 days
28683 Earth days
427316 MAA428.4 days
106829 Earth days
785032 MAA428.5 days
196258 Earth days
day:10 hrs13 hrs6 hrs6 hrs6 hrs
axial tilt:24°10°
temperature:212 K
-61 C
188 K
-85 C
1944 K
1671 C
1507 K
1234 C
1628 K
1355 C
atmosphere:99% N2
1% O2
0% other
74% N2
26% O2
0% other
77% H2
23% He
0% other
88% H2
12% He
0% other
94% H2
6% He
0% other
moons:01014312795
rings:0051112

planet:MAA428.6
distance from star:7015*106 km
radius:52332 km
mass:1146547*1021 kg
surface gravity: 27.9 m/s2
2.85 Earths
escape velocity:54.07 km/s
year: 1483532 MAA428.6 days
370883 Earth days
day:6 hrs
axial tilt:36°
temperature:1652 K
1379 C
atmosphere:77% H2
23% He
0% other
moons:95
rings:0

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