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SKK974: red dwarf star with 7 planets

  SKK974.1   SKK974.2   SKK974.3  
SKK974.4
  SKK974.5  
SKK974.6
 
SKK974.7
 

Solar system 'SKK974' comprises the star 'SKK974' and the retinue of celestial objects gravitationally bound to it: 7 planets and their 542 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'SKK974', a red dwarf class star that contains about 98.75% of the system's known mass and dominates it gravitationally. SKK974 is located more than 3710 lightyears from the center of the galaxy.

This solar system comprises 7 planets

SKK974.1 is a large terrestrial planet (8047 km radius) which orbits its star in 417 Earth days, one day on SKK974.1 lasts 10 Earth hours. Its average temperature is 74 K (-199 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 0 moons.
SKK974.2 is a small terrestrial planet (3840 km radius) which orbits its star in 766 Earth days, one day on SKK974.2 lasts 23 Earth hours. Its average temperature is 66 K (-207 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
SKK974.3 is a large terrestrial planet (7669 km radius) which orbits its star in 1473 Earth days, one day on SKK974.3 lasts 11 Earth hours. Its average temperature is 41 K (-232 C), its atmosphere mainly consists of nitrogen, oxygen and it has 46 moons.
SKK974.4 is a large gas giant (48194 km radius) which orbits its star in 75034 Earth days, one day on SKK974.4 lasts 7 Earth hours. Its average temperature is 1744 K (1471 C), its atmosphere mainly consists of hydrogen and it has 103 moons.
SKK974.5 is a medium gas giant (21290 km radius) which orbits its star in 137847 Earth days, one day on SKK974.5 lasts 7 Earth hours. Its average temperature is 1003 K (730 C), its atmosphere mainly consists of hydrogen and it has 87 moons.
SKK974.6 is a large gas giant (66512 km radius) which orbits its star in 278387 Earth days, one day on SKK974.6 lasts 7 Earth hours. Its average temperature is 1271 K (998 C), its atmosphere mainly consists of hydrogen and it has 178 moons.
SKK974.7 is a large gas giant (59892 km radius) which orbits its star in 511431 Earth days, one day on SKK974.7 lasts 7 Earth hours. Its average temperature is 1615 K (1342 C), its atmosphere mainly consists of hydrogen, helium and it has 126 moons.
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Planetary Statistics

planet:SKK974.1SKK974.2SKK974.3SKK974.4SKK974.5
distance from star:75*106 km113*106 km175*106 km2417*106 km3626*106 km
radius:8047 km3840 km7669 km48194 km21290 km
mass:4168*1021 kg452*1021 kg3608*1021 kg895506*1021 kg77199*1021 kg
surface gravity: 4.29 m/s2
0.43 Earths
2.04 m/s2
0.20 Earths
4.09 m/s2
0.41 Earths
25.7 m/s2
2.62 Earths
11.3 m/s2
1.15 Earths
escape velocity:8.315 km/s3.963 km/s7.924 km/s49.80 km/s22.00 km/s
year: 1000 SKK974.1 days
417 Earth days
799 SKK974.2 days
766 Earth days
3213 SKK974.3 days
1473 Earth days
257259 SKK974.4 days
75034 Earth days
472618 SKK974.5 days
137847 Earth days
day:10 hrs23 hrs11 hrs7 hrs7 hrs
axial tilt:104°14°18°
temperature:74 K
-199 C
66 K
-207 C
41 K
-232 C
1744 K
1471 C
1003 K
730 C
atmosphere:12% H2
2% He
52% N2
32% O2
2% CO2
0% other
74% N2
26% O2
0% other
2% H2
1% He
75% N2
22% O2
0% other
97% H2
3% He
0% other
96% H2
4% He
0% other
moons:024610387
rings:00050

planet:SKK974.6SKK974.7
distance from star:5794*106 km8691*106 km
radius:66512 km59892 km
mass:2353910*1021 kg1718685*1021 kg
surface gravity: 35.5 m/s2
3.62 Earths
31.9 m/s2
3.26 Earths
escape velocity:68.73 km/s61.89 km/s
year: 954469 SKK974.6 days
278387 Earth days
1753477 SKK974.7 days
511431 Earth days
day:7 hrs7 hrs
axial tilt:
temperature:1271 K
998 C
1615 K
1342 C
atmosphere:92% H2
8% He
0% other
85% H2
15% He
0% other
moons:178126
rings:1011

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