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TAC385: red dwarf star with 7 planets

  TAC385.1   TAC385.2   TAC385.3  
TAC385.4
 
TAC385.5
  TAC385.6   TAC385.7  

Solar system 'TAC385' comprises the star 'TAC385' and the retinue of celestial objects gravitationally bound to it: 7 planets and their 689 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'TAC385', a red dwarf class star that contains about 99.11% of the system's known mass and dominates it gravitationally. TAC385 is located more than 573 lightyears from the center of the galaxy.

This solar system comprises 7 planets

TAC385.1 is a small terrestrial planet (4856 km radius) which orbits its star in 144 Earth days, one day on TAC385.1 lasts 17 Earth hours. Its average temperature is 461 K (188 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
TAC385.2 is a very large terrestrial planet (11520 km radius) which orbits its star in 264 Earth days, one day on TAC385.2 lasts 8 Earth hours. Its average temperature is 410 K (137 C), its atmosphere mainly consists of nitrogen, oxygen and it has 33 moons.
TAC385.3 is a very large terrestrial planet (10157 km radius) which orbits its star in 922 Earth days, one day on TAC385.3 lasts 9 Earth hours. Its average temperature is 116 K (-157 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 40 moons.
TAC385.4 is a large gas giant (52396 km radius) which orbits its star in 81202 Earth days, one day on TAC385.4 lasts 7 Earth hours. Its average temperature is 1349 K (1076 C), its atmosphere mainly consists of hydrogen, helium and it has 180 moons.
TAC385.5 is a large gas giant (53124 km radius) which orbits its star in 154510 Earth days, one day on TAC385.5 lasts 7 Earth hours. Its average temperature is 1740 K (1467 C), its atmosphere mainly consists of hydrogen, helium and it has 89 moons.
TAC385.6 is a large gas giant (45098 km radius) which orbits its star in 283854 Earth days, one day on TAC385.6 lasts 7 Earth hours. Its average temperature is 1276 K (1003 C), its atmosphere mainly consists of hydrogen, helium and it has 178 moons.
TAC385.7 is a large gas giant (65300 km radius) which orbits its star in 521473 Earth days, one day on TAC385.7 lasts 7 Earth hours. Its average temperature is 1304 K (1031 C), its atmosphere mainly consists of hydrogen, helium and it has 168 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:TAC385.1TAC385.2TAC385.3TAC385.4TAC385.5
distance from star:37*106 km56*106 km128*106 km2548*106 km3913*106 km
radius:4856 km11520 km10157 km52396 km53124 km
mass:916*1021 kg12230*1021 kg8382*1021 kg1150759*1021 kg1199395*1021 kg
surface gravity: 2.59 m/s2
0.26 Earths
6.15 m/s2
0.62 Earths
5.42 m/s2
0.55 Earths
27.9 m/s2
2.85 Earths
28.3 m/s2
2.89 Earths
escape velocity:5.017 km/s11.90 km/s10.49 km/s54.14 km/s54.89 km/s
year: 203 TAC385.1 days
144 Earth days
792 TAC385.2 days
264 Earth days
2458 TAC385.3 days
922 Earth days
278406 TAC385.4 days
81202 Earth days
529748 TAC385.5 days
154510 Earth days
day:17 hrs8 hrs9 hrs7 hrs7 hrs
axial tilt:347°36°37°
temperature:461 K
188 C
410 K
137 C
116 K
-157 C
1349 K
1076 C
1740 K
1467 C
atmosphere:3% H2
1% He
69% N2
26% O2
1% CO2
0% other
79% N2
20% O2
1% CO2
0% other
86% N2
3% O2
11% CO2
0% other
87% H2
13% He
0% other
82% H2
18% He
0% other
moons:1334018089
rings:000206

planet:TAC385.6TAC385.7
distance from star:5869*106 km8804*106 km
radius:45098 km65300 km
mass:733773*1021 kg2227560*1021 kg
surface gravity: 24.0 m/s2
2.45 Earths
34.8 m/s2
3.55 Earths
escape velocity:46.60 km/s67.48 km/s
year: 973213 TAC385.6 days
283854 Earth days
1787907 TAC385.7 days
521473 Earth days
day:7 hrs7 hrs
axial tilt:40°
temperature:1276 K
1003 C
1304 K
1031 C
atmosphere:86% H2
14% He
0% other
88% H2
12% He
0% other
moons:178168
rings:00

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