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SFF818: red dwarf star with 14 planets

  SFF818.1  
SFF818.2
 
SFF818.3
  SFF818.4   SFF818.5   SFF818.6   SFF818.7   SFF818.8   SFF818.9   SFF818.10  
SFF818.11
 
SFF818.12
 
SFF818.13
  SFF818.14  

Solar system 'SFF818' comprises the star 'SFF818' and the retinue of celestial objects gravitationally bound to it: 14 planets and their 861 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'SFF818', a red dwarf class star that contains about 98.59% of the system's known mass and dominates it gravitationally. SFF818 is located more than 2615 lightyears from the center of the galaxy.

This solar system comprises 14 planets

SFF818.1 is a large terrestrial planet (8739 km radius) which orbits its star in 307 Earth days, one day on SFF818.1 lasts 17 Earth hours. Its average temperature is 188 K (-85 C), its atmosphere mainly consists of nitrogen, oxygen and it has 14 moons.
SFF818.2 is a large terrestrial planet (7225 km radius) which orbits its star in 835 Earth days, one day on SFF818.2 lasts 18 Earth hours. Its average temperature is 99 K (-174 C), its atmosphere mainly consists of nitrogen and it has 8 moons.
SFF818.3 is a very small terrestrial planet (2969 km radius) which orbits its star in 1535 Earth days, one day on SFF818.3 lasts 42 Earth hours. Its average temperature is 66 K (-207 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
SFF818.4 is a very large terrestrial planet (10128 km radius) which orbits its star in 2821 Earth days, one day on SFF818.4 lasts 16 Earth hours. Its average temperature is 39 K (-234 C), its atmosphere mainly consists of nitrogen and it has 31 moons.
SFF818.5 is a very large terrestrial planet (10692 km radius) which orbits its star in 5183 Earth days, one day on SFF818.5 lasts 16 Earth hours. Its average temperature is 21 K (-252 C), its atmosphere mainly consists of nitrogen, oxygen and it has 42 moons.
SFF818.6 is a large terrestrial planet (7963 km radius) which orbits its star in 9522 Earth days, one day on SFF818.6 lasts 17 Earth hours. Its average temperature is 11 K (-262 C), its atmosphere mainly consists of nitrogen, oxygen and it has 30 moons.
SFF818.7 is a very large terrestrial planet (11965 km radius) which orbits its star in 17493 Earth days, one day on SFF818.7 lasts 15 Earth hours. Its average temperature is 6 K (-267 C), its atmosphere mainly consists of nitrogen, oxygen and it has 41 moons.
SFF818.8 is a very large terrestrial planet (10675 km radius) which orbits its star in 32138 Earth days, one day on SFF818.8 lasts 16 Earth hours. Its average temperature is 3 K (-270 C), its atmosphere mainly consists of nitrogen, oxygen and it has 26 moons.
SFF818.9 is a very large terrestrial planet (11076 km radius) which orbits its star in 59041 Earth days, one day on SFF818.9 lasts 16 Earth hours. Its average temperature is 1 K (-272 C), its atmosphere mainly consists of nitrogen, oxygen and it has 38 moons.
SFF818.10 is a large gas giant (74575 km radius) which orbits its star in 108466 Earth days, one day on SFF818.10 lasts 14 Earth hours. Its average temperature is 1726 K (1453 C), its atmosphere mainly consists of hydrogen, helium and it has 122 moons.
SFF818.11 is a large gas giant (62914 km radius) which orbits its star in 289353 Earth days, one day on SFF818.11 lasts 14 Earth hours. Its average temperature is 1007 K (734 C), its atmosphere mainly consists of hydrogen, helium and it has 173 moons.
SFF818.12 is a large gas giant (66370 km radius) which orbits its star in 531576 Earth days, one day on SFF818.12 lasts 14 Earth hours. Its average temperature is 1380 K (1107 C), its atmosphere mainly consists of hydrogen and it has 131 moons.
SFF818.13 is a large gas giant (61214 km radius) which orbits its star in 976567 Earth days, one day on SFF818.13 lasts 14 Earth hours. Its average temperature is 1438 K (1165 C), its atmosphere mainly consists of hydrogen, helium and it has 158 moons.
SFF818.14 is a large terrestrial planet (7706 km radius) which orbits its star in 1283731 Earth days, one day on SFF818.14 lasts 18 Earth hours. Its average temperature is 1099 K (826 C), its atmosphere mainly consists of and it has 47 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:SFF818.1SFF818.2SFF818.3SFF818.4SFF818.5
distance from star:61*106 km120*106 km180*106 km271*106 km407*106 km
radius:8739 km7225 km2969 km10128 km10692 km
mass:5339*1021 kg3017*1021 kg209*1021 kg8311*1021 kg9778*1021 kg
surface gravity: 4.66 m/s2
0.47 Earths
3.85 m/s2
0.39 Earths
1.58 m/s2
0.16 Earths
5.40 m/s2
0.55 Earths
5.70 m/s2
0.58 Earths
escape velocity:9.030 km/s7.465 km/s3.065 km/s10.46 km/s11.04 km/s
year: 433 SFF818.1 days
307 Earth days
1113 SFF818.2 days
835 Earth days
877 SFF818.3 days
1535 Earth days
4231 SFF818.4 days
2821 Earth days
7774 SFF818.5 days
5183 Earth days
day:17 hrs18 hrs42 hrs16 hrs16 hrs
axial tilt:28°24°25°
temperature:188 K
-85 C
99 K
-174 C
66 K
-207 C
39 K
-234 C
21 K
-252 C
atmosphere:3% H2
3% He
57% N2
37% O2
0% other
89% N2
2% O2
9% CO2
0% other
1% He
65% N2
32% O2
2% CO2
0% other
82% N2
8% O2
10% CO2
0% other
78% N2
22% O2
0% other
moons:14803142
rings:03400

planet:SFF818.6SFF818.7SFF818.8SFF818.9SFF818.10
distance from star:610*106 km915*106 km1373*106 km2060*106 km3090*106 km
radius:7963 km11965 km10675 km11076 km74575 km
mass:4039*1021 kg13703*1021 kg9731*1021 kg10870*1021 kg3317949*1021 kg
surface gravity: 4.25 m/s2
0.43 Earths
6.38 m/s2
0.65 Earths
5.69 m/s2
0.58 Earths
5.91 m/s2
0.60 Earths
39.8 m/s2
4.06 Earths
escape velocity:8.228 km/s12.36 km/s11.03 km/s11.44 km/s77.06 km/s
year: 13442 SFF818.6 days
9522 Earth days
27988 SFF818.7 days
17493 Earth days
48207 SFF818.8 days
32138 Earth days
88561 SFF818.9 days
59041 Earth days
185941 SFF818.10 days
108466 Earth days
day:17 hrs15 hrs16 hrs16 hrs14 hrs
axial tilt:16°220°22°
temperature:11 K
-262 C
6 K
-267 C
3 K
-270 C
1 K
-272 C
1726 K
1453 C
atmosphere:72% N2
27% O2
1% CO2
0% other
4% H2
2% He
62% N2
31% O2
1% CO2
0% other
81% N2
14% O2
5% CO2
0% other
1% H2
1% He
71% N2
24% O2
3% CO2
0% other
87% H2
13% He
0% other
moons:30412638122
rings:00000

planet:SFF818.11SFF818.12SFF818.13SFF818.14
distance from star:5945*106 km8918*106 km13377*106 km16052*106 km
radius:62914 km66370 km61214 km7706 km
mass:1992195*1021 kg2338866*1021 kg1835026*1021 kg3660*1021 kg
surface gravity: 33.5 m/s2
3.42 Earths
35.4 m/s2
3.61 Earths
32.6 m/s2
3.33 Earths
4.11 m/s2
0.42 Earths
escape velocity:65.01 km/s68.58 km/s63.25 km/s7.962 km/s
year: 496033 SFF818.11 days
289353 Earth days
911273 SFF818.12 days
531576 Earth days
1674114 SFF818.13 days
976567 Earth days
1711641 SFF818.14 days
1283731 Earth days
day:14 hrs14 hrs14 hrs18 hrs
axial tilt:11°
temperature:1007 K
734 C
1380 K
1107 C
1438 K
1165 C
1099 K
826 C
atmosphere:85% H2
15% He
0% other
96% H2
4% He
0% other
80% H2
20% He
0% other
100% other
moons:17313115847
rings:1320180

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