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TAC305: red giant star with 5 planets

 
TAC305.1
 
TAC305.2
 
TAC305.3
 
TAC305.4
  TAC305.5  

Solar system 'TAC305' is a dual star system that comprises the stars 'TAC305.A' and 'TAC305.B' and the retinue of celestial objects gravitationally bound to them: 5 planets and their 497 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'TAC305.A' and 'TAC305.B' that dominate it gravitationally. 'TAC305.A' is a red giant class star that contains about 76% of the system's known mass, 'TAC305.B' is a yellow dwarf class star that contains about 23% of the system's known mass.

System 'TAC305' is located more than 573 lightyears from the center of the galaxy.

This solar system comprises 5 planets

TAC305.1 is a medium gas giant (30162 km radius) which orbits its star in 3877 Earth days, one day on TAC305.1 lasts 5 Earth hours. Its average temperature is 1966 K (1693 C), its atmosphere mainly consists of hydrogen, helium and it has 139 moons.
TAC305.2 is a large gas giant (67882 km radius) which orbits its star in 101091 Earth days, one day on TAC305.2 lasts 5 Earth hours. Its average temperature is 1007 K (734 C), its atmosphere mainly consists of hydrogen, helium and it has 127 moons.
TAC305.3 is a large gas giant (53493 km radius) which orbits its star in 185717 Earth days, one day on TAC305.3 lasts 5 Earth hours. Its average temperature is 1339 K (1066 C), its atmosphere mainly consists of hydrogen, helium and it has 135 moons.
TAC305.4 is a medium gas giant (20076 km radius) which orbits its star in 341184 Earth days, one day on TAC305.4 lasts 5 Earth hours. Its average temperature is 1058 K (785 C), its atmosphere mainly consists of hydrogen and it has 79 moons.
TAC305.5 is a small terrestrial planetoid (1809 km radius) which orbits its star in 448499 Earth days, one day on TAC305.5 lasts 81 Earth hours. Its average temperature is 1272 K (999 C), its atmosphere mainly consists of and it has 17 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:TAC305.1TAC305.2TAC305.3TAC305.4TAC305.5
distance from star:335*106 km2949*106 km4423*106 km6635*106 km7962*106 km
radius:30162 km67882 km53493 km20076 km1809 km
mass:219518*1021 kg2502383*1021 kg1224562*1021 kg64732*1021 kg47*1021 kg
surface gravity: 16.1 m/s2
1.64 Earths
36.2 m/s2
3.70 Earths
28.5 m/s2
2.91 Earths
10.7 m/s2
1.09 Earths
0.95 m/s2
0.09 Earths
escape velocity:31.16 km/s70.14 km/s55.27 km/s20.74 km/s1.862 km/s
year: 18609 TAC305.1 days
3877 Earth days
485236 TAC305.2 days
101091 Earth days
891441 TAC305.3 days
185717 Earth days
1637683 TAC305.4 days
341184 Earth days
132888 TAC305.5 days
448499 Earth days
day:5 hrs5 hrs5 hrs5 hrs81 hrs
axial tilt:23°15°
temperature:1966 K
1693 C
1007 K
734 C
1339 K
1066 C
1058 K
785 C
1272 K
999 C
atmosphere:79% H2
21% He
0% other
80% H2
20% He
0% other
80% H2
20% He
0% other
93% H2
7% He
0% other
100% other
moons:1391271357917
rings:172121190

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