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TAC322: yellow dwarf star with 4 planets

  TAC322.1  
TAC322.2
 
TAC322.3
  TAC322.4  

Solar system 'TAC322' comprises the star 'TAC322' and the retinue of celestial objects gravitationally bound to it: 4 planets and their 275 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'TAC322', a yellow dwarf class star that contains about 99.8% of the system's known mass and dominates it gravitationally. TAC322 is located more than 573 lightyears from the center of the galaxy.

This solar system comprises 4 planets

TAC322.1 is a medium terrestrial planet (5084 km radius) which orbits its star in 77 Earth days, one day on TAC322.1 lasts 13 Earth hours. Its average temperature is 1239 K (966 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
TAC322.2 is a very large terrestrial planet (9283 km radius) which orbits its star in 345 Earth days, one day on TAC322.2 lasts 6 Earth hours. Its average temperature is 677 K (404 C), its atmosphere mainly consists of nitrogen, oxygen and it has 34 moons.
TAC322.3 is a medium gas giant (36961 km radius) which orbits its star in 46817 Earth days, one day on TAC322.3 lasts 4 Earth hours. Its average temperature is 1362 K (1089 C), its atmosphere mainly consists of hydrogen, helium and it has 83 moons.
TAC322.4 is a large gas giant (66788 km radius) which orbits its star in 215946 Earth days, one day on TAC322.4 lasts 4 Earth hours. Its average temperature is 1052 K (779 C), its atmosphere mainly consists of hydrogen and it has 157 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:TAC322.1TAC322.2TAC322.3TAC322.4
distance from star:24*106 km66*106 km1765*106 km4891*106 km
radius:5084 km9283 km36961 km66788 km
mass:1051*1021 kg6399*1021 kg403943*1021 kg2383336*1021 kg
surface gravity: 2.71 m/s2
0.27 Earths
4.95 m/s2
0.50 Earths
19.7 m/s2
2.01 Earths
35.6 m/s2
3.64 Earths
escape velocity:5.253 km/s9.592 km/s38.19 km/s69.01 km/s
year: 142 TAC322.1 days
77 Earth days
1380 TAC322.2 days
345 Earth days
280902 TAC322.3 days
46817 Earth days
1295676 TAC322.4 days
215946 Earth days
day:13 hrs6 hrs4 hrs4 hrs
axial tilt:16°
temperature:1239 K
966 C
677 K
404 C
1362 K
1089 C
1052 K
779 C
atmosphere:82% N2
16% O2
2% CO2
0% other
1% He
73% N2
23% O2
3% CO2
0% other
84% H2
16% He
0% other
97% H2
3% He
0% other
moons:13483157
rings:02150

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