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QJK745: red dwarf star with 7 planets

  QJK745.1   QJK745.2   QJK745.3   QJK745.4   QJK745.5   QJK745.6   QJK745.7  

Solar system 'QJK745' comprises the star 'QJK745' and the retinue of celestial objects gravitationally bound to it: 7 planets and their 115 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'QJK745', a red dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. QJK745 is located more than 2705 lightyears from the center of the galaxy.

This solar system comprises 7 planets

QJK745.1 is a large terrestrial planet (7004 km radius) which orbits its star in 170 Earth days, one day on QJK745.1 lasts 12 Earth hours. Its average temperature is 392 K (119 C), its atmosphere mainly consists of nitrogen, oxygen and it has 11 moons.
QJK745.2 is a medium terrestrial planet (5922 km radius) which orbits its star in 481 Earth days, one day on QJK745.2 lasts 14 Earth hours. Its average temperature is 197 K (-76 C), its atmosphere mainly consists of nitrogen and it has 6 moons.
QJK745.3 is a very large terrestrial planet (9296 km radius) which orbits its star in 884 Earth days, one day on QJK745.3 lasts 9 Earth hours. Its average temperature is 131 K (-142 C), its atmosphere mainly consists of nitrogen, oxygen and it has 26 moons.
QJK745.4 is a very large terrestrial planet (9369 km radius) which orbits its star in 1753 Earth days, one day on QJK745.4 lasts 9 Earth hours. Its average temperature is 70 K (-203 C), its atmosphere mainly consists of nitrogen and it has 33 moons.
QJK745.5 is a very large terrestrial planet (11788 km radius) which orbits its star in 3221 Earth days, one day on QJK745.5 lasts 8 Earth hours. Its average temperature is 39 K (-234 C), its atmosphere mainly consists of nitrogen, oxygen and it has 12 moons.
QJK745.6 is a small terrestrial planet (4340 km radius) which orbits its star in 4234 Earth days, one day on QJK745.6 lasts 20 Earth hours. Its average temperature is 1441 K (1168 C), its atmosphere mainly consists of and it has 6 moons.
QJK745.7 is a large terrestrial planet (8865 km radius) which orbits its star in 5566 Earth days, one day on QJK745.7 lasts 10 Earth hours. Its average temperature is 1947 K (1674 C), its atmosphere mainly consists of and it has 21 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:QJK745.1QJK745.2QJK745.3QJK745.4QJK745.5
distance from star:41*106 km83*106 km125*106 km197*106 km296*106 km
radius:7004 km5922 km9296 km9369 km11788 km
mass:2748*1021 kg1661*1021 kg6426*1021 kg6579*1021 kg13104*1021 kg
surface gravity: 3.73 m/s2
0.38 Earths
3.16 m/s2
0.32 Earths
4.96 m/s2
0.50 Earths
5.00 m/s2
0.51 Earths
6.29 m/s2
0.64 Earths
escape velocity:7.236 km/s6.118 km/s9.605 km/s9.681 km/s12.18 km/s
year: 340 QJK745.1 days
170 Earth days
824 QJK745.2 days
481 Earth days
2357 QJK745.3 days
884 Earth days
4674 QJK745.4 days
1753 Earth days
9663 QJK745.5 days
3221 Earth days
day:12 hrs14 hrs9 hrs9 hrs8 hrs
axial tilt:69°12°14°14°
temperature:392 K
119 C
197 K
-76 C
131 K
-142 C
70 K
-203 C
39 K
-234 C
atmosphere:4% H2
1% He
58% N2
35% O2
2% CO2
0% other
87% N2
5% O2
8% CO2
0% other
56% N2
43% O2
1% CO2
0% other
87% N2
9% O2
4% CO2
0% other
77% N2
21% O2
2% CO2
0% other
moons:116263312
rings:00000

planet:QJK745.6QJK745.7
distance from star:355*106 km426*106 km
radius:4340 km8865 km
mass:653*1021 kg5573*1021 kg
surface gravity: 2.31 m/s2
0.23 Earths
4.73 m/s2
0.48 Earths
escape velocity:4.481 km/s9.160 km/s
year: 5080 QJK745.6 days
4234 Earth days
13358 QJK745.7 days
5566 Earth days
day:20 hrs10 hrs
axial tilt:28°15°
temperature:1441 K
1168 C
1947 K
1674 C
atmosphere:100% other100% other
moons:621
rings:00

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