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QDD453: red dwarf star with 8 planets

  QDD453.1   QDD453.2   QDD453.3   QDD453.4  
QDD453.5
  QDD453.6  
QDD453.7
 
QDD453.8
 

Solar system 'QDD453' comprises the star 'QDD453' and the retinue of celestial objects gravitationally bound to it: 8 planets and their 504 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'QDD453', a red dwarf class star that contains about 99.3% of the system's known mass and dominates it gravitationally. QDD453 is located more than 1032 lightyears from the center of the galaxy.

This solar system comprises 8 planets

QDD453.1 is a very large terrestrial planet (10990 km radius) which orbits its star in 410 Earth days, one day on QDD453.1 lasts 10 Earth hours. Its average temperature is 200 K (-73 C), its atmosphere mainly consists of nitrogen, oxygen and it has 21 moons.
QDD453.2 is a small terrestrial planet (4699 km radius) which orbits its star in 753 Earth days, one day on QDD453.2 lasts 19 Earth hours. Its average temperature is 178 K (-95 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 4 moons.
QDD453.3 is a large terrestrial planet (7095 km radius) which orbits its star in 1384 Earth days, one day on QDD453.3 lasts 12 Earth hours. Its average temperature is 118 K (-155 C), its atmosphere mainly consists of nitrogen and it has 11 moons.
QDD453.4 is a large terrestrial planet (8968 km radius) which orbits its star in 2542 Earth days, one day on QDD453.4 lasts 11 Earth hours. Its average temperature is 70 K (-203 C), its atmosphere mainly consists of nitrogen and it has 26 moons.
QDD453.5 is a large gas giant (78337 km radius) which orbits its star in 93118 Earth days, one day on QDD453.5 lasts 8 Earth hours. Its average temperature is 1573 K (1300 C), its atmosphere mainly consists of hydrogen and it has 162 moons.
QDD453.6 is a large gas giant (62850 km radius) which orbits its star in 218938 Earth days, one day on QDD453.6 lasts 8 Earth hours. Its average temperature is 1233 K (960 C), its atmosphere mainly consists of hydrogen and it has 48 moons.
QDD453.7 is a huge terrestrial planet (13710 km radius) which orbits its star in 402216 Earth days, one day on QDD453.7 lasts 9 Earth hours. Its average temperature is 1709 K (1436 C), its atmosphere mainly consists of hydrogen and it has 100 moons.
QDD453.8 is a large gas giant (57117 km radius) which orbits its star in 738918 Earth days, one day on QDD453.8 lasts 8 Earth hours. Its average temperature is 1181 K (908 C), its atmosphere mainly consists of hydrogen, helium and it has 132 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:QDD453.1QDD453.2QDD453.3QDD453.4QDD453.5
distance from star:75*106 km112*106 km168*106 km253*106 km2791*106 km
radius:10990 km4699 km7095 km8968 km78337 km
mass:10618*1021 kg830*1021 kg2857*1021 kg5770*1021 kg3845836*1021 kg
surface gravity: 5.86 m/s2
0.59 Earths
2.50 m/s2
0.25 Earths
3.78 m/s2
0.38 Earths
4.78 m/s2
0.48 Earths
41.8 m/s2
4.27 Earths
escape velocity:11.35 km/s4.855 km/s7.331 km/s9.267 km/s80.95 km/s
year: 984 QDD453.1 days
410 Earth days
951 QDD453.2 days
753 Earth days
2768 QDD453.3 days
1384 Earth days
5546 QDD453.4 days
2542 Earth days
279354 QDD453.5 days
93118 Earth days
day:10 hrs19 hrs12 hrs11 hrs8 hrs
axial tilt:148°16°17°87°
temperature:200 K
-73 C
178 K
-95 C
118 K
-155 C
70 K
-203 C
1573 K
1300 C
atmosphere:5% H2
1% He
61% N2
30% O2
3% CO2
0% other
81% N2
2% O2
17% CO2
0% other
94% N2
5% O2
1% CO2
0% other
95% N2
5% O2
0% other
98% H2
2% He
0% other
moons:2141126162
rings:000015

planet:QDD453.6QDD453.7QDD453.8
distance from star:4936*106 km7405*106 km11107*106 km
radius:62850 km13710 km57117 km
mass:1986121*1021 kg20615*1021 kg1490685*1021 kg
surface gravity: 33.5 m/s2
3.42 Earths
7.32 m/s2
0.74 Earths
30.4 m/s2
3.10 Earths
escape velocity:64.94 km/s14.16 km/s59.02 km/s
year: 656814 QDD453.6 days
218938 Earth days
1072576 QDD453.7 days
402216 Earth days
2216754 QDD453.8 days
738918 Earth days
day:8 hrs9 hrs8 hrs
axial tilt:56°
temperature:1233 K
960 C
1709 K
1436 C
1181 K
908 C
atmosphere:98% H2
2% He
0% other
95% H2
5% He
0% other
76% H2
24% He
0% other
moons:48100132
rings:01513

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