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QDJ722: red giant star with 8 planets

 
QDJ722.1
 
QDJ722.2
  QDJ722.3  
QDJ722.4
 
QDJ722.5
 
QDJ722.6
 
QDJ722.7
  QDJ722.8  

Solar system 'QDJ722' comprises the star 'QDJ722' and the retinue of celestial objects gravitationally bound to it: 8 planets and their 650 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'QDJ722', a red giant class star that contains about 99.98% of the system's known mass and dominates it gravitationally. QDJ722 is located more than 1032 lightyears from the center of the galaxy.

This solar system comprises 8 planets

QDJ722.1 is a medium terrestrial planet (6447 km radius) which orbits its star in 225 Earth days, one day on QDJ722.1 lasts 14 Earth hours. Its average temperature is 1038 K (765 C), its atmosphere mainly consists of nitrogen and it has 4 moons.
QDJ722.2 is a medium gas giant (30177 km radius) which orbits its star in 18006 Earth days, one day on QDJ722.2 lasts 8 Earth hours. Its average temperature is 1082 K (809 C), its atmosphere mainly consists of hydrogen, helium and it has 56 moons.
QDJ722.3 is a huge terrestrial planet (12553 km radius) which orbits its star in 33080 Earth days, one day on QDJ722.3 lasts 9 Earth hours. Its average temperature is 1013 K (740 C), its atmosphere mainly consists of hydrogen, helium and it has 106 moons.
QDJ722.4 is a huge terrestrial planet (14191 km radius) which orbits its star in 60772 Earth days, one day on QDJ722.4 lasts 9 Earth hours. Its average temperature is 1357 K (1084 C), its atmosphere mainly consists of hydrogen, helium and it has 133 moons.
QDJ722.5 is a large gas giant (56773 km radius) which orbits its star in 129733 Earth days, one day on QDJ722.5 lasts 8 Earth hours. Its average temperature is 1066 K (793 C), its atmosphere mainly consists of hydrogen and it has 102 moons.
QDJ722.6 is a medium gas giant (24974 km radius) which orbits its star in 238336 Earth days, one day on QDJ722.6 lasts 8 Earth hours. Its average temperature is 1351 K (1078 C), its atmosphere mainly consists of hydrogen, helium and it has 102 moons.
QDJ722.7 is a large gas giant (62608 km radius) which orbits its star in 437851 Earth days, one day on QDJ722.7 lasts 8 Earth hours. Its average temperature is 1075 K (802 C), its atmosphere mainly consists of hydrogen, helium and it has 95 moons.
QDJ722.8 is a medium terrestrial planet (6794 km radius) which orbits its star in 575571 Earth days, one day on QDJ722.8 lasts 13 Earth hours. Its average temperature is 1548 K (1275 C), its atmosphere mainly consists of and it has 52 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:QDJ722.1QDJ722.2QDJ722.3QDJ722.4QDJ722.5
distance from star:50*106 km933*106 km1400*106 km2100*106 km3482*106 km
radius:6447 km30177 km12553 km14191 km56773 km
mass:2143*1021 kg219845*1021 kg15824*1021 kg22862*1021 kg1463913*1021 kg
surface gravity: 3.44 m/s2
0.35 Earths
16.1 m/s2
1.64 Earths
6.70 m/s2
0.68 Earths
7.57 m/s2
0.77 Earths
30.3 m/s2
3.09 Earths
escape velocity:6.661 km/s31.18 km/s12.97 km/s14.66 km/s58.66 km/s
year: 385 QDJ722.1 days
225 Earth days
54018 QDJ722.2 days
18006 Earth days
88213 QDJ722.3 days
33080 Earth days
162058 QDJ722.4 days
60772 Earth days
389199 QDJ722.5 days
129733 Earth days
day:14 hrs8 hrs9 hrs9 hrs8 hrs
axial tilt:12°
temperature:1038 K
765 C
1082 K
809 C
1013 K
740 C
1357 K
1084 C
1066 K
793 C
atmosphere:90% N2
10% O2
0% other
78% H2
22% He
0% other
81% H2
19% He
0% other
85% H2
15% He
0% other
91% H2
9% He
0% other
moons:456106133102
rings:2240175

planet:QDJ722.6QDJ722.7QDJ722.8
distance from star:5224*106 km7836*106 km9403*106 km
radius:24974 km62608 km6794 km
mass:124610*1021 kg1963267*1021 kg2508*1021 kg
surface gravity: 13.3 m/s2
1.35 Earths
33.4 m/s2
3.41 Earths
3.62 m/s2
0.37 Earths
escape velocity:25.80 km/s64.69 km/s7.019 km/s
year: 715008 QDJ722.6 days
238336 Earth days
1313553 QDJ722.7 days
437851 Earth days
1062592 QDJ722.8 days
575571 Earth days
day:8 hrs8 hrs13 hrs
axial tilt:17°23°
temperature:1351 K
1078 C
1075 K
802 C
1548 K
1275 C
atmosphere:80% H2
20% He
0% other
87% H2
13% He
0% other
100% other
moons:1029552
rings:2010

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