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MDJ423: red dwarf star with 6 planets

  MDJ423.1   MDJ423.2   MDJ423.3  
MDJ423.4
 
MDJ423.5
 
MDJ423.6
 

Solar system 'MDJ423' comprises the star 'MDJ423' and the retinue of celestial objects gravitationally bound to it: 6 planets and their 445 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MDJ423', a red dwarf class star that contains about 99.61% of the system's known mass and dominates it gravitationally. MDJ423 is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 6 planets

MDJ423.1 is a very large terrestrial planet (11327 km radius) which orbits its star in 693 Earth days, one day on MDJ423.1 lasts 7 Earth hours. Its average temperature is 72 K (-201 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 45 moons.
MDJ423.2 is a small terrestrial planet (4047 km radius) which orbits its star in 1274 Earth days, one day on MDJ423.2 lasts 21 Earth hours. Its average temperature is 64 K (-209 C), its atmosphere mainly consists of nitrogen and it has 2 moons.
MDJ423.3 is a very large terrestrial planet (9590 km radius) which orbits its star in 2341 Earth days, one day on MDJ423.3 lasts 8 Earth hours. Its average temperature is 43 K (-230 C), its atmosphere mainly consists of nitrogen, oxygen and it has 8 moons.
MDJ423.4 is a small gas giant (18620 km radius) which orbits its star in 4301 Earth days, one day on MDJ423.4 lasts 6 Earth hours. Its average temperature is 1090 K (817 C), its atmosphere mainly consists of hydrogen, helium and it has 103 moons.
MDJ423.5 is a large gas giant (68956 km radius) which orbits its star in 59259 Earth days, one day on MDJ423.5 lasts 6 Earth hours. Its average temperature is 1372 K (1099 C), its atmosphere mainly consists of hydrogen, helium and it has 112 moons.
MDJ423.6 is a medium gas giant (34033 km radius) which orbits its star in 108867 Earth days, one day on MDJ423.6 lasts 6 Earth hours. Its average temperature is 1170 K (897 C), its atmosphere mainly consists of hydrogen and it has 175 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:MDJ423.1MDJ423.2MDJ423.3MDJ423.4MDJ423.5
distance from star:106*106 km159*106 km239*106 km359*106 km2065*106 km
radius:11327 km4047 km9590 km18620 km68956 km
mass:11626*1021 kg530*1021 kg7055*1021 kg51645*1021 kg2623047*1021 kg
surface gravity: 6.04 m/s2
0.61 Earths
2.15 m/s2
0.21 Earths
5.11 m/s2
0.52 Earths
9.94 m/s2
1.01 Earths
36.8 m/s2
3.76 Earths
escape velocity:11.70 km/s4.181 km/s9.909 km/s19.24 km/s71.25 km/s
year: 2376 MDJ423.1 days
693 Earth days
1456 MDJ423.2 days
1274 Earth days
7023 MDJ423.3 days
2341 Earth days
17204 MDJ423.4 days
4301 Earth days
237036 MDJ423.5 days
59259 Earth days
day:7 hrs21 hrs8 hrs6 hrs6 hrs
axial tilt:13°343°18°
temperature:72 K
-201 C
64 K
-209 C
43 K
-230 C
1090 K
817 C
1372 K
1099 C
atmosphere:15% H2
2% He
40% N2
43% O2
0% other
98% N2
2% CO2
0% other
5% H2
2% He
45% N2
48% O2
0% other
76% H2
24% He
0% other
77% H2
23% He
0% other
moons:4528103112
rings:000135

planet:MDJ423.6
distance from star:3098*106 km
radius:34033 km
mass:315348*1021 kg
surface gravity: 18.1 m/s2
1.85 Earths
escape velocity:35.16 km/s
year: 435468 MDJ423.6 days
108867 Earth days
day:6 hrs
axial tilt:22°
temperature:1170 K
897 C
atmosphere:91% H2
9% He
0% other
moons:175
rings:4

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