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MDB619: red dwarf star with 6 planets

 
MDB619.1
  MDB619.2   MDB619.3   MDB619.4  
MDB619.5
 
MDB619.6
 

Solar system 'MDB619' comprises the star 'MDB619' and the retinue of celestial objects gravitationally bound to it: 6 planets and their 299 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MDB619', a red dwarf class star that contains about 99.7% of the system's known mass and dominates it gravitationally. MDB619 is located more than 5087 lightyears from the center of the galaxy.

This solar system comprises 6 planets

MDB619.1 is a very large terrestrial planet (9029 km radius) which orbits its star in 45 Earth days, one day on MDB619.1 lasts 9 Earth hours. Its average temperature is 1093 K (820 C), its atmosphere mainly consists of nitrogen, oxygen and it has 7 moons.
MDB619.2 is a small terrestrial planet (3441 km radius) which orbits its star in 83 Earth days, one day on MDB619.2 lasts 27 Earth hours. Its average temperature is 1944 K (1671 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 0 moons.
MDB619.3 is a very large terrestrial planet (10402 km radius) which orbits its star in 762 Earth days, one day on MDB619.3 lasts 8 Earth hours. Its average temperature is 152 K (-121 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 1 moons.
MDB619.4 is a very small terrestrial planet (2922 km radius) which orbits its star in 1400 Earth days, one day on MDB619.4 lasts 35 Earth hours. Its average temperature is 90 K (-183 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
MDB619.5 is a large gas giant (59803 km radius) which orbits its star in 20532 Earth days, one day on MDB619.5 lasts 6 Earth hours. Its average temperature is 1911 K (1638 C), its atmosphere mainly consists of hydrogen and it has 139 moons.
MDB619.6 is a medium gas giant (21424 km radius) which orbits its star in 37720 Earth days, one day on MDB619.6 lasts 6 Earth hours. Its average temperature is 1578 K (1305 C), its atmosphere mainly consists of hydrogen, helium and it has 152 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:MDB619.1MDB619.2MDB619.3MDB619.4MDB619.5
distance from star:17*106 km25*106 km113*106 km170*106 km1019*106 km
radius:9029 km3441 km10402 km2922 km59803 km
mass:5888*1021 kg325*1021 kg9004*1021 kg199*1021 kg1711035*1021 kg
surface gravity: 4.82 m/s2
0.49 Earths
1.83 m/s2
0.18 Earths
5.55 m/s2
0.56 Earths
1.55 m/s2
0.15 Earths
31.9 m/s2
3.26 Earths
escape velocity:9.329 km/s3.550 km/s10.74 km/s3.015 km/s61.79 km/s
year: 120 MDB619.1 days
45 Earth days
73 MDB619.2 days
83 Earth days
2286 MDB619.3 days
762 Earth days
960 MDB619.4 days
1400 Earth days
82128 MDB619.5 days
20532 Earth days
day:9 hrs27 hrs8 hrs35 hrs6 hrs
axial tilt:24°13°30°115°
temperature:1093 K
820 C
1944 K
1671 C
152 K
-121 C
90 K
-183 C
1911 K
1638 C
atmosphere:1% H2
3% He
49% N2
46% O2
1% CO2
0% other
12% H2
2% He
44% N2
40% O2
2% CO2
0% other
87% N2
1% O2
12% CO2
0% other
74% N2
24% O2
2% CO2
0% other
94% H2
6% He
0% other
moons:7010139
rings:200024

planet:MDB619.6
distance from star:1528*106 km
radius:21424 km
mass:78666*1021 kg
surface gravity: 11.4 m/s2
1.16 Earths
escape velocity:22.13 km/s
year: 150880 MDB619.6 days
37720 Earth days
day:6 hrs
axial tilt:
temperature:1578 K
1305 C
atmosphere:86% H2
14% He
0% other
moons:152
rings:1

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