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QJK749: yellow dwarf star with 7 planets

  QJK749.1   QJK749.2  
QJK749.3
 
QJK749.4
 
QJK749.5
  QJK749.6   QJK749.7  

Solar system 'QJK749' comprises the star 'QJK749' and the retinue of celestial objects gravitationally bound to it: 7 planets and their 341 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'QJK749', a yellow dwarf class star that contains about 99.61% of the system's known mass and dominates it gravitationally. QJK749 is located more than 2705 lightyears from the center of the galaxy.

This solar system comprises 7 planets

QJK749.1 is a medium terrestrial planet (5570 km radius) which orbits its star in 20 Earth days, one day on QJK749.1 lasts 15 Earth hours. Its average temperature is 1329 K (1056 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
QJK749.2 is a very large terrestrial planet (9830 km radius) which orbits its star in 337 Earth days, one day on QJK749.2 lasts 9 Earth hours. Its average temperature is 499 K (226 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 37 moons.
QJK749.3 is a medium terrestrial planet (6690 km radius) which orbits its star in 3186 Earth days, one day on QJK749.3 lasts 12 Earth hours. Its average temperature is 1059 K (786 C), its atmosphere mainly consists of hydrogen, helium and it has 10 moons.
QJK749.4 is a large gas giant (54777 km radius) which orbits its star in 58553 Earth days, one day on QJK749.4 lasts 7 Earth hours. Its average temperature is 1476 K (1203 C), its atmosphere mainly consists of hydrogen and it has 120 moons.
QJK749.5 is a large gas giant (68583 km radius) which orbits its star in 107570 Earth days, one day on QJK749.5 lasts 7 Earth hours. Its average temperature is 1805 K (1532 C), its atmosphere mainly consists of hydrogen, helium and it has 115 moons.
QJK749.6 is a medium terrestrial planet (5516 km radius) which orbits its star in 141404 Earth days, one day on QJK749.6 lasts 15 Earth hours. Its average temperature is 1115 K (842 C), its atmosphere mainly consists of and it has 46 moons.
QJK749.7 is a small terrestrial planetoid (1610 km radius) which orbits its star in 185881 Earth days, one day on QJK749.7 lasts 104 Earth hours. Its average temperature is 1285 K (1012 C), its atmosphere mainly consists of and it has 13 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:QJK749.1QJK749.2QJK749.3QJK749.4QJK749.5
distance from star:10*106 km65*106 km294*106 km2049*106 km3073*106 km
radius:5570 km9830 km6690 km54777 km68583 km
mass:1382*1021 kg7598*1021 kg2395*1021 kg1314875*1021 kg2580711*1021 kg
surface gravity: 2.97 m/s2
0.30 Earths
5.24 m/s2
0.53 Earths
3.57 m/s2
0.36 Earths
29.2 m/s2
2.98 Earths
36.6 m/s2
3.74 Earths
escape velocity:5.754 km/s10.15 km/s6.912 km/s56.60 km/s70.87 km/s
year: 32 QJK749.1 days
20 Earth days
898 QJK749.2 days
337 Earth days
6372 QJK749.3 days
3186 Earth days
200753 QJK749.4 days
58553 Earth days
368811 QJK749.5 days
107570 Earth days
day:15 hrs9 hrs12 hrs7 hrs7 hrs
axial tilt:203°14°
temperature:1329 K
1056 C
499 K
226 C
1059 K
786 C
1476 K
1203 C
1805 K
1532 C
atmosphere:74% N2
24% O2
2% CO2
0% other
35% H2
4% He
14% N2
46% O2
1% CO2
0% other
86% H2
14% He
0% other
96% H2
4% He
0% other
76% H2
24% He
0% other
moons:03710120115
rings:0015723

planet:QJK749.6QJK749.7
distance from star:3688*106 km4426*106 km
radius:5516 km1610 km
mass:1342*1021 kg33*1021 kg
surface gravity: 2.94 m/s2
0.30 Earths
0.84 m/s2
0.08 Earths
escape velocity:5.698 km/s1.654 km/s
year: 226246 QJK749.6 days
141404 Earth days
42895 QJK749.7 days
185881 Earth days
day:15 hrs104 hrs
axial tilt:110°29°
temperature:1115 K
842 C
1285 K
1012 C
atmosphere:100% other100% other
moons:4613
rings:00

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