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TAH554: yellow giant star with 4 planets

  TAH554.1   TAH554.2  
TAH554.3
 
TAH554.4
 

Solar system 'TAH554' is a dual star system that comprises the stars 'TAH554.A' and 'TAH554.B' and the retinue of celestial objects gravitationally bound to them: 4 planets and their 206 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'TAH554.A' and 'TAH554.B' that dominate it gravitationally. 'TAH554.A' is a yellow giant class star that contains about 93% of the system's known mass, 'TAH554.B' is a red giant class star that contains about 6% of the system's known mass.

System 'TAH554' is located more than 573 lightyears from the center of the galaxy.

This solar system comprises 4 planets

TAH554.1 is a very large terrestrial planet (11556 km radius) which orbits its star in 146 Earth days, one day on TAH554.1 lasts 5 Earth hours. Its average temperature is 1071 K (798 C), its atmosphere mainly consists of nitrogen, oxygen and it has 3 moons.
TAH554.2 is a very small terrestrial planet (2155 km radius) which orbits its star in 268 Earth days, one day on TAH554.2 lasts 57 Earth hours. Its average temperature is 1905 K (1632 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
TAH554.3 is a large gas giant (50177 km radius) which orbits its star in 7878 Earth days, one day on TAH554.3 lasts 4 Earth hours. Its average temperature is 1526 K (1253 C), its atmosphere mainly consists of hydrogen and it has 113 moons.
TAH554.4 is a medium gas giant (23141 km radius) which orbits its star in 17607 Earth days, one day on TAH554.4 lasts 4 Earth hours. Its average temperature is 1952 K (1679 C), its atmosphere mainly consists of hydrogen and it has 90 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:TAH554.1TAH554.2TAH554.3TAH554.4
distance from star:37*106 km56*106 km538*106 km919*106 km
radius:11556 km2155 km50177 km23141 km
mass:12345*1021 kg80*1021 kg1010657*1021 kg99137*1021 kg
surface gravity: 6.16 m/s2
0.62 Earths
1.14 m/s2
0.11 Earths
26.7 m/s2
2.73 Earths
12.3 m/s2
1.25 Earths
escape velocity:11.94 km/s2.226 km/s51.85 km/s23.91 km/s
year: 700 TAH554.1 days
146 Earth days
112 TAH554.2 days
268 Earth days
47268 TAH554.3 days
7878 Earth days
105642 TAH554.4 days
17607 Earth days
day:5 hrs57 hrs4 hrs4 hrs
axial tilt:12°
temperature:1071 K
798 C
1905 K
1632 C
1526 K
1253 C
1952 K
1679 C
atmosphere:73% N2
25% O2
2% CO2
0% other
76% N2
20% O2
4% CO2
0% other
96% H2
4% He
0% other
91% H2
9% He
0% other
moons:3011390
rings:0017

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