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TAH517: red dwarf star with 7 planets

  TAH517.1   TAH517.2  
TAH517.3
 
TAH517.4
 
TAH517.5
 
TAH517.6
 
TAH517.7
 

Solar system 'TAH517' comprises the star 'TAH517' and the retinue of celestial objects gravitationally bound to it: 7 planets and their 521 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'TAH517', a red dwarf class star that contains about 98.4% of the system's known mass and dominates it gravitationally. TAH517 is located more than 573 lightyears from the center of the galaxy.

This solar system comprises 7 planets

TAH517.1 is a large terrestrial planet (8505 km radius) which orbits its star in 228 Earth days, one day on TAH517.1 lasts 10 Earth hours. Its average temperature is 250 K (-23 C), its atmosphere mainly consists of nitrogen, oxygen and it has 11 moons.
TAH517.2 is a small terrestrial planet (4958 km radius) which orbits its star in 418 Earth days, one day on TAH517.2 lasts 17 Earth hours. Its average temperature is 222 K (-51 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
TAH517.3 is a massive terrestrial planet (16687 km radius) which orbits its star in 2275 Earth days, one day on TAH517.3 lasts 7 Earth hours. Its average temperature is 1965 K (1692 C), its atmosphere mainly consists of hydrogen and it has 87 moons.
TAH517.4 is a large gas giant (49296 km radius) which orbits its star in 8883 Earth days, one day on TAH517.4 lasts 7 Earth hours. Its average temperature is 1387 K (1114 C), its atmosphere mainly consists of hydrogen, helium and it has 99 moons.
TAH517.5 is a large gas giant (77501 km radius) which orbits its star in 85898 Earth days, one day on TAH517.5 lasts 7 Earth hours. Its average temperature is 1407 K (1134 C), its atmosphere mainly consists of hydrogen and it has 127 moons.
TAH517.6 is a large gas giant (51700 km radius) which orbits its star in 157805 Earth days, one day on TAH517.6 lasts 7 Earth hours. Its average temperature is 1442 K (1169 C), its atmosphere mainly consists of hydrogen and it has 120 moons.
TAH517.7 is a large gas giant (78607 km radius) which orbits its star in 289906 Earth days, one day on TAH517.7 lasts 7 Earth hours. Its average temperature is 1451 K (1178 C), its atmosphere mainly consists of hydrogen, helium and it has 75 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:TAH517.1TAH517.2TAH517.3TAH517.4TAH517.5
distance from star:50*106 km76*106 km235*106 km582*106 km2645*106 km
radius:8505 km4958 km16687 km49296 km77501 km
mass:4921*1021 kg975*1021 kg37172*1021 kg958351*1021 kg3724019*1021 kg
surface gravity: 4.54 m/s2
0.46 Earths
2.64 m/s2
0.26 Earths
8.90 m/s2
0.91 Earths
26.3 m/s2
2.68 Earths
41.3 m/s2
4.22 Earths
escape velocity:8.788 km/s5.123 km/s17.24 km/s50.94 km/s80.08 km/s
year: 547 TAH517.1 days
228 Earth days
590 TAH517.2 days
418 Earth days
7800 TAH517.3 days
2275 Earth days
30456 TAH517.4 days
8883 Earth days
294507 TAH517.5 days
85898 Earth days
day:10 hrs17 hrs7 hrs7 hrs7 hrs
axial tilt:23°85°
temperature:250 K
-23 C
222 K
-51 C
1965 K
1692 C
1387 K
1114 C
1407 K
1134 C
atmosphere:62% N2
38% O2
0% other
3% H2
1% He
68% N2
25% O2
3% CO2
0% other
90% H2
10% He
0% other
82% H2
18% He
0% other
91% H2
9% He
0% other
moons:1128799127
rings:002128

planet:TAH517.6TAH517.7
distance from star:3968*106 km5952*106 km
radius:51700 km78607 km
mass:1105507*1021 kg3885739*1021 kg
surface gravity: 27.6 m/s2
2.82 Earths
41.9 m/s2
4.28 Earths
escape velocity:53.42 km/s81.23 km/s
year: 541045 TAH517.6 days
157805 Earth days
993963 TAH517.7 days
289906 Earth days
day:7 hrs7 hrs
axial tilt:
temperature:1442 K
1169 C
1451 K
1178 C
atmosphere:93% H2
7% He
0% other
89% H2
11% He
0% other
moons:12075
rings:206

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