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QKF417: red supergiant star with 7 planets

  QKF417.1  
QKF417.2
 
QKF417.3
 
QKF417.4
 
QKF417.5
 
QKF417.6
 
QKF417.7
 

Solar system 'QKF417' comprises the star 'QKF417' and the retinue of celestial objects gravitationally bound to it: 7 planets and their 355 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'QKF417', a red supergiant class star that contains about 99.99% of the system's known mass and dominates it gravitationally. QKF417 is located more than 2705 lightyears from the center of the galaxy.

This solar system comprises 7 planets

QKF417.1 is a medium terrestrial planet (5356 km radius) which orbits its star in 45 Earth days, one day on QKF417.1 lasts 15 Earth hours. Its average temperature is 1784 K (1511 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
QKF417.2 is a small terrestrial planet (4136 km radius) which orbits its star in 240 Earth days, one day on QKF417.2 lasts 21 Earth hours. Its average temperature is 1545 K (1272 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
QKF417.3 is a medium gas giant (20899 km radius) which orbits its star in 17606 Earth days, one day on QKF417.3 lasts 7 Earth hours. Its average temperature is 1038 K (765 C), its atmosphere mainly consists of hydrogen, helium and it has 47 moons.
QKF417.4 is a very large terrestrial planet (10239 km radius) which orbits its star in 32345 Earth days, one day on QKF417.4 lasts 9 Earth hours. Its average temperature is 1608 K (1335 C), its atmosphere mainly consists of hydrogen, helium and it has 136 moons.
QKF417.5 is a large gas giant (68399 km radius) which orbits its star in 59422 Earth days, one day on QKF417.5 lasts 7 Earth hours. Its average temperature is 1311 K (1038 C), its atmosphere mainly consists of hydrogen, helium and it has 107 moons.
QKF417.6 is a medium terrestrial planet (6702 km radius) which orbits its star in 78113 Earth days, one day on QKF417.6 lasts 12 Earth hours. Its average temperature is 1973 K (1700 C), its atmosphere mainly consists of and it has 36 moons.
QKF417.7 is a small terrestrial planet (4138 km radius) which orbits its star in 102682 Earth days, one day on QKF417.7 lasts 21 Earth hours. Its average temperature is 1203 K (930 C), its atmosphere mainly consists of and it has 28 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:QKF417.1QKF417.2QKF417.3QKF417.4QKF417.5
distance from star:17*106 km52*106 km919*106 km1379*106 km2069*106 km
radius:5356 km4136 km20899 km10239 km68399 km
mass:1229*1021 kg566*1021 kg73024*1021 kg8587*1021 kg2559995*1021 kg
surface gravity: 2.85 m/s2
0.29 Earths
2.20 m/s2
0.22 Earths
11.1 m/s2
1.13 Earths
5.46 m/s2
0.55 Earths
36.5 m/s2
3.73 Earths
escape velocity:5.534 km/s4.274 km/s21.59 km/s10.58 km/s70.68 km/s
year: 72 QKF417.1 days
45 Earth days
274 QKF417.2 days
240 Earth days
60363 QKF417.3 days
17606 Earth days
86253 QKF417.4 days
32345 Earth days
203732 QKF417.5 days
59422 Earth days
day:15 hrs21 hrs7 hrs9 hrs7 hrs
axial tilt:18°
temperature:1784 K
1511 C
1545 K
1272 C
1038 K
765 C
1608 K
1335 C
1311 K
1038 C
atmosphere:4% H2
1% He
66% N2
29% O2
0% other
65% N2
35% O2
0% other
86% H2
14% He
0% other
79% H2
21% He
0% other
85% H2
15% He
0% other
moons:0147136107
rings:0119204

planet:QKF417.6QKF417.7
distance from star:2483*106 km2980*106 km
radius:6702 km4138 km
mass:2408*1021 kg566*1021 kg
surface gravity: 3.57 m/s2
0.36 Earths
2.20 m/s2
0.22 Earths
escape velocity:6.925 km/s4.272 km/s
year: 156226 QKF417.6 days
78113 Earth days
117350 QKF417.7 days
102682 Earth days
day:12 hrs21 hrs
axial tilt:21°14°
temperature:1973 K
1700 C
1203 K
930 C
atmosphere:100% other100% other
moons:3628
rings:114

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