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TAC354: yellow dwarf star with 3 planets

  TAC354.1   TAC354.2  
TAC354.3
 

Solar system 'TAC354' is a dual star system that comprises the stars 'TAC354.A' and 'TAC354.B' and the retinue of celestial objects gravitationally bound to them: 3 planets and their 175 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'TAC354.A' and 'TAC354.B' that dominate it gravitationally. 'TAC354.A' is a yellow dwarf class star that contains about 99% of the system's known mass, 'TAC354.B' is a brown dwarf class star that contains about 0% of the system's known mass.

System 'TAC354' is located more than 573 lightyears from the center of the galaxy.

This solar system comprises 3 planets

TAC354.1 is a small terrestrial planet (3974 km radius) which orbits its star in 105 Earth days, one day on TAC354.1 lasts 18 Earth hours. Its average temperature is 1675 K (1402 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
TAC354.2 is a large gas giant (47774 km radius) which orbits its star in 18479 Earth days, one day on TAC354.2 lasts 3 Earth hours. Its average temperature is 1980 K (1707 C), its atmosphere mainly consists of hydrogen, helium and it has 55 moons.
TAC354.3 is a large gas giant (58736 km radius) which orbits its star in 55919 Earth days, one day on TAC354.3 lasts 3 Earth hours. Its average temperature is 1963 K (1690 C), its atmosphere mainly consists of hydrogen and it has 120 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:TAC354.1TAC354.2TAC354.3
distance from star:30*106 km949*106 km1987*106 km
radius:3974 km47774 km58736 km
mass:502*1021 kg872297*1021 kg1621074*1021 kg
surface gravity: 2.12 m/s2
0.21 Earths
25.5 m/s2
2.60 Earths
31.3 m/s2
3.20 Earths
escape velocity:4.106 km/s49.36 km/s60.69 km/s
year: 140 TAC354.1 days
105 Earth days
147832 TAC354.2 days
18479 Earth days
447352 TAC354.3 days
55919 Earth days
day:18 hrs3 hrs3 hrs
axial tilt:357°
temperature:1675 K
1402 C
1980 K
1707 C
1963 K
1690 C
atmosphere:2% H2
1% He
73% N2
22% O2
2% CO2
0% other
87% H2
13% He
0% other
99% H2
1% He
0% other
moons:055120
rings:0014

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