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MDB581: red giant star with 6 planets

  MDB581.1   MDB581.2   MDB581.3   MDB581.4   MDB581.5  
MDB581.6
 

Solar system 'MDB581' comprises the star 'MDB581' and the retinue of celestial objects gravitationally bound to it: 6 planets and their 206 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MDB581', a red giant class star that contains about 99.99% of the system's known mass and dominates it gravitationally. MDB581 is located more than 4433 lightyears from the center of the galaxy.

This solar system comprises 6 planets

MDB581.1 is a medium terrestrial planet (5090 km radius) which orbits its star in 44 Earth days, one day on MDB581.1 lasts 15 Earth hours. Its average temperature is 1915 K (1642 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
MDB581.2 is a very large terrestrial planet (11252 km radius) which orbits its star in 280 Earth days, one day on MDB581.2 lasts 7 Earth hours. Its average temperature is 1298 K (1025 C), its atmosphere mainly consists of nitrogen, oxygen and it has 34 moons.
MDB581.3 is a very large terrestrial planet (10455 km radius) which orbits its star in 595 Earth days, one day on MDB581.3 lasts 8 Earth hours. Its average temperature is 1428 K (1155 C), its atmosphere mainly consists of nitrogen, oxygen and it has 26 moons.
MDB581.4 is a large terrestrial planet (8442 km radius) which orbits its star in 1094 Earth days, one day on MDB581.4 lasts 9 Earth hours. Its average temperature is 1692 K (1419 C), its atmosphere mainly consists of nitrogen, oxygen and it has 19 moons.
MDB581.5 is a very small terrestrial planet (2229 km radius) which orbits its star in 2010 Earth days, one day on MDB581.5 lasts 56 Earth hours. Its average temperature is 1880 K (1607 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
MDB581.6 is a large gas giant (51384 km radius) which orbits its star in 3693 Earth days, one day on MDB581.6 lasts 6 Earth hours. Its average temperature is 1871 K (1598 C), its atmosphere mainly consists of hydrogen, helium and it has 126 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:MDB581.1MDB581.2MDB581.3MDB581.4MDB581.5
distance from star:16*106 km58*106 km96*106 km144*106 km216*106 km
radius:5090 km11252 km10455 km8442 km2229 km
mass:1054*1021 kg11396*1021 kg9142*1021 kg4813*1021 kg88*1021 kg
surface gravity: 2.71 m/s2
0.27 Earths
6.00 m/s2
0.61 Earths
5.58 m/s2
0.57 Earths
4.50 m/s2
0.46 Earths
1.18 m/s2
0.12 Earths
escape velocity:5.257 km/s11.62 km/s10.80 km/s8.723 km/s2.295 km/s
year: 70 MDB581.1 days
44 Earth days
960 MDB581.2 days
280 Earth days
1785 MDB581.3 days
595 Earth days
2917 MDB581.4 days
1094 Earth days
861 MDB581.5 days
2010 Earth days
day:15 hrs7 hrs8 hrs9 hrs56 hrs
axial tilt:11°18°221°27°
temperature:1915 K
1642 C
1298 K
1025 C
1428 K
1155 C
1692 K
1419 C
1880 K
1607 C
atmosphere:80% N2
19% O2
1% CO2
0% other
8% H2
2% He
49% N2
41% O2
0% other
8% H2
4% He
40% N2
48% O2
0% other
76% N2
22% O2
2% CO2
0% other
85% N2
13% O2
2% CO2
0% other
moons:03426191
rings:00000

planet:MDB581.6
distance from star:324*106 km
radius:51384 km
mass:1085359*1021 kg
surface gravity: 27.4 m/s2
2.80 Earths
escape velocity:53.09 km/s
year: 14772 MDB581.6 days
3693 Earth days
day:6 hrs
axial tilt:
temperature:1871 K
1598 C
atmosphere:87% H2
13% He
0% other
moons:126
rings:4

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