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MDJ446: yellow dwarf star with 12 planets

  MDJ446.1   MDJ446.2   MDJ446.3   MDJ446.4   MDJ446.5  
MDJ446.6
  MDJ446.7  
MDJ446.8
 
MDJ446.9
 
MDJ446.10
 
MDJ446.11
 
MDJ446.12
 

Solar system 'MDJ446' comprises the star 'MDJ446' and the retinue of celestial objects gravitationally bound to it: 12 planets and their 1110 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MDJ446', a yellow dwarf class star that contains about 99.58% of the system's known mass and dominates it gravitationally. MDJ446 is located more than 2819 lightyears from the center of the galaxy.

MDJ446.5, the fifth planet in this system, may feature life forms. Its average temperature is 284K (11C) and it's atmosphere contains 28% of oxygen. One year on MDJ446.5 lasts 2306 days, one day lasts 14 hours. It's diameter is 21432 km, 1.6 times the diameter of the Earth.

This solar system comprises 12 planets

MDJ446.1 is a small terrestrial planet (3199 km radius) which orbits its star in 3 Earth days, one day on MDJ446.1 lasts 36 Earth hours. Its average temperature is 1339 K (1066 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
MDJ446.2 is a medium terrestrial planet (6925 km radius) which orbits its star in 269 Earth days, one day on MDJ446.2 lasts 17 Earth hours. Its average temperature is 1990 K (1717 C), its atmosphere mainly consists of nitrogen, oxygen and it has 13 moons.
MDJ446.3 is a very large terrestrial planet (10133 km radius) which orbits its star in 495 Earth days, one day on MDJ446.3 lasts 14 Earth hours. Its average temperature is 1327 K (1054 C), its atmosphere mainly consists of nitrogen, oxygen and it has 41 moons.
MDJ446.4 is a very large terrestrial planet (11441 km radius) which orbits its star in 1255 Earth days, one day on MDJ446.4 lasts 13 Earth hours. Its average temperature is 512 K (239 C), its atmosphere mainly consists of nitrogen, oxygen and it has 25 moons.
MDJ446.5 is a very large terrestrial planet (10716 km radius) which orbits its star in 2306 Earth days, one day on MDJ446.5 lasts 14 Earth hours. Its average temperature is 284 K (11 C), its atmosphere mainly consists of nitrogen, oxygen and it has 30 moons.
MDJ446.6 is a large gas giant (70354 km radius) which orbits its star in 137532 Earth days, one day on MDJ446.6 lasts 12 Earth hours. Its average temperature is 1335 K (1062 C), its atmosphere mainly consists of hydrogen and it has 151 moons.
MDJ446.7 is a large gas giant (42412 km radius) which orbits its star in 252663 Earth days, one day on MDJ446.7 lasts 12 Earth hours. Its average temperature is 1705 K (1432 C), its atmosphere mainly consists of hydrogen, helium and it has 151 moons.
MDJ446.8 is a medium gas giant (38632 km radius) which orbits its star in 464172 Earth days, one day on MDJ446.8 lasts 12 Earth hours. Its average temperature is 1159 K (886 C), its atmosphere mainly consists of hydrogen and it has 152 moons.
MDJ446.9 is a large gas giant (68827 km radius) which orbits its star in 852738 Earth days, one day on MDJ446.9 lasts 12 Earth hours. Its average temperature is 1306 K (1033 C), its atmosphere mainly consists of hydrogen and it has 170 moons.
MDJ446.10 is a large gas giant (64466 km radius) which orbits its star in 1566580 Earth days, one day on MDJ446.10 lasts 12 Earth hours. Its average temperature is 1399 K (1126 C), its atmosphere mainly consists of hydrogen, helium and it has 129 moons.
MDJ446.11 is a very large terrestrial planet (11540 km radius) which orbits its star in 2877992 Earth days, one day on MDJ446.11 lasts 13 Earth hours. Its average temperature is 1066 K (793 C), its atmosphere mainly consists of hydrogen and it has 162 moons.
MDJ446.12 is a large gas giant (77412 km radius) which orbits its star in 5287209 Earth days, one day on MDJ446.12 lasts 12 Earth hours. Its average temperature is 1806 K (1533 C), its atmosphere mainly consists of hydrogen, helium and it has 86 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:MDJ446.1MDJ446.2MDJ446.3MDJ446.4MDJ446.5
distance from star:3*106 km56*106 km85*106 km158*106 km237*106 km
radius:3199 km6925 km10133 km11441 km10716 km
mass:261*1021 kg2656*1021 kg8323*1021 kg11980*1021 kg9844*1021 kg
surface gravity: 1.70 m/s2
0.17 Earths
3.69 m/s2
0.37 Earths
5.41 m/s2
0.55 Earths
6.10 m/s2
0.62 Earths
5.72 m/s2
0.58 Earths
escape velocity:3.300 km/s7.155 km/s10.47 km/s11.82 km/s11.07 km/s
year: 2 MDJ446.1 days
3 Earth days
379 MDJ446.2 days
269 Earth days
848 MDJ446.3 days
495 Earth days
2316 MDJ446.4 days
1255 Earth days
3953 MDJ446.5 days
2306 Earth days
day:36 hrs17 hrs14 hrs13 hrs14 hrs
axial tilt:27°76°
temperature:1339 K
1066 C
1990 K
1717 C
1327 K
1054 C
512 K
239 C
284 K
11 C
atmosphere:6% H2
2% He
69% N2
21% O2
2% CO2
0% other
68% N2
32% O2
0% other
84% N2
15% O2
1% CO2
0% other
2% H2
1% He
77% N2
20% O2
0% other
2% H2
1% He
67% N2
28% O2
2% CO2
0% other
moons:013412530
rings:00000

planet:MDJ446.6MDJ446.7MDJ446.8MDJ446.9MDJ446.10
distance from star:3620*106 km5431*106 km8147*106 km12220*106 km18331*106 km
radius:70354 km42412 km38632 km68827 km64466 km
mass:2785841*1021 kg610318*1021 kg461244*1021 kg2608353*1021 kg2143296*1021 kg
surface gravity: 37.5 m/s2
3.83 Earths
22.6 m/s2
2.31 Earths
20.6 m/s2
2.10 Earths
36.7 m/s2
3.75 Earths
34.4 m/s2
3.51 Earths
escape velocity:72.70 km/s43.82 km/s39.92 km/s71.12 km/s66.61 km/s
year: 275064 MDJ446.6 days
137532 Earth days
505326 MDJ446.7 days
252663 Earth days
928344 MDJ446.8 days
464172 Earth days
1705476 MDJ446.9 days
852738 Earth days
3133160 MDJ446.10 days
1566580 Earth days
day:12 hrs12 hrs12 hrs12 hrs12 hrs
axial tilt:
temperature:1335 K
1062 C
1705 K
1432 C
1159 K
886 C
1306 K
1033 C
1399 K
1126 C
atmosphere:97% H2
3% He
0% other
84% H2
16% He
0% other
90% H2
10% He
0% other
95% H2
5% He
0% other
88% H2
12% He
0% other
moons:151151152170129
rings:100191114

planet:MDJ446.11MDJ446.12
distance from star:27496*106 km41245*106 km
radius:11540 km77412 km
mass:12294*1021 kg3711204*1021 kg
surface gravity: 6.16 m/s2
0.62 Earths
41.3 m/s2
4.22 Earths
escape velocity:11.92 km/s79.99 km/s
year: 5313216 MDJ446.11 days
2877992 Earth days
10574418 MDJ446.12 days
5287209 Earth days
day:13 hrs12 hrs
axial tilt:
temperature:1066 K
793 C
1806 K
1533 C
atmosphere:98% H2
2% He
0% other
89% H2
11% He
0% other
moons:16286
rings:1221

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