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MDJ339: yellow dwarf star with 8 planets

 
MDJ339.1
  MDJ339.2  
MDJ339.3
 
MDJ339.4
 
MDJ339.5
  MDJ339.6   MDJ339.7   MDJ339.8  

Solar system 'MDJ339' is a dual star system that comprises the stars 'MDJ339.A' and 'MDJ339.B' and the retinue of celestial objects gravitationally bound to them: 8 planets and their 661 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'MDJ339.A' and 'MDJ339.B' that dominate it gravitationally. 'MDJ339.A' is a yellow dwarf class star that contains about 64% of the system's known mass, 'MDJ339.B' is a yellow dwarf class star that contains about 35% of the system's known mass.

System 'MDJ339' is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 8 planets

MDJ339.1 is a medium terrestrial planet (6819 km radius) which orbits its star in 353 Earth days, one day on MDJ339.1 lasts 13 Earth hours. Its average temperature is 418 K (145 C), its atmosphere mainly consists of nitrogen, oxygen and it has 15 moons.
MDJ339.2 is a large terrestrial planet (7562 km radius) which orbits its star in 650 Earth days, one day on MDJ339.2 lasts 12 Earth hours. Its average temperature is 372 K (99 C), its atmosphere mainly consists of nitrogen, oxygen and it has 30 moons.
MDJ339.3 is a large gas giant (57865 km radius) which orbits its star in 83382 Earth days, one day on MDJ339.3 lasts 8 Earth hours. Its average temperature is 1852 K (1579 C), its atmosphere mainly consists of hydrogen, helium and it has 133 moons.
MDJ339.4 is a large gas giant (41001 km radius) which orbits its star in 159440 Earth days, one day on MDJ339.4 lasts 8 Earth hours. Its average temperature is 1010 K (737 C), its atmosphere mainly consists of hydrogen and it has 110 moons.
MDJ339.5 is a large gas giant (51866 km radius) which orbits its star in 327669 Earth days, one day on MDJ339.5 lasts 8 Earth hours. Its average temperature is 1157 K (884 C), its atmosphere mainly consists of hydrogen and it has 87 moons.
MDJ339.6 is a medium gas giant (30327 km radius) which orbits its star in 601967 Earth days, one day on MDJ339.6 lasts 8 Earth hours. Its average temperature is 1039 K (766 C), its atmosphere mainly consists of hydrogen, helium and it has 147 moons.
MDJ339.7 is a large gas giant (76772 km radius) which orbits its star in 1105884 Earth days, one day on MDJ339.7 lasts 8 Earth hours. Its average temperature is 1741 K (1468 C), its atmosphere mainly consists of hydrogen, helium and it has 88 moons.
MDJ339.8 is a large terrestrial planet (8694 km radius) which orbits its star in 1453722 Earth days, one day on MDJ339.8 lasts 11 Earth hours. Its average temperature is 1324 K (1051 C), its atmosphere mainly consists of and it has 51 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:MDJ339.1MDJ339.2MDJ339.3MDJ339.4MDJ339.5
distance from star:67*106 km101*106 km2593*106 km3995*106 km6459*106 km
radius:6819 km7562 km57865 km41001 km51866 km
mass:2536*1021 kg3459*1021 kg1550021*1021 kg551408*1021 kg1116190*1021 kg
surface gravity: 3.64 m/s2
0.37 Earths
4.03 m/s2
0.41 Earths
30.8 m/s2
3.14 Earths
21.8 m/s2
2.22 Earths
27.6 m/s2
2.82 Earths
escape velocity:7.045 km/s7.814 km/s59.79 km/s42.36 km/s53.59 km/s
year: 651 MDJ339.1 days
353 Earth days
1300 MDJ339.2 days
650 Earth days
250146 MDJ339.3 days
83382 Earth days
478320 MDJ339.4 days
159440 Earth days
983007 MDJ339.5 days
327669 Earth days
day:13 hrs12 hrs8 hrs8 hrs8 hrs
axial tilt:17°13°
temperature:418 K
145 C
372 K
99 C
1852 K
1579 C
1010 K
737 C
1157 K
884 C
atmosphere:85% N2
12% O2
3% CO2
0% other
2% H2
1% He
73% N2
23% O2
1% CO2
0% other
83% H2
17% He
0% other
93% H2
7% He
0% other
95% H2
5% He
0% other
moons:153013311087
rings:2081411

planet:MDJ339.6MDJ339.7MDJ339.8
distance from star:9688*106 km14533*106 km17439*106 km
radius:30327 km76772 km8694 km
mass:223140*1021 kg3619916*1021 kg5257*1021 kg
surface gravity: 16.1 m/s2
1.64 Earths
40.9 m/s2
4.18 Earths
4.64 m/s2
0.47 Earths
escape velocity:31.33 km/s79.33 km/s8.984 km/s
year: 1805901 MDJ339.6 days
601967 Earth days
3317652 MDJ339.7 days
1105884 Earth days
3171757 MDJ339.8 days
1453722 Earth days
day:8 hrs8 hrs11 hrs
axial tilt:23°16°
temperature:1039 K
766 C
1741 K
1468 C
1324 K
1051 C
atmosphere:83% H2
17% He
0% other
80% H2
20% He
0% other
100% other
moons:1478851
rings:000

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