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TAC405: red giant star with 2 planets


Solar system 'TAC405' is a dual star system that comprises the stars 'TAC405.A' and 'TAC405.B' and the retinue of celestial objects gravitationally bound to them: 2 planets and their 97 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'TAC405.A' and 'TAC405.B' that dominate it gravitationally. 'TAC405.A' is a red giant class star that contains about 75% of the system's known mass, 'TAC405.B' is a yellow dwarf class star that contains about 24% of the system's known mass.

System 'TAC405' is located more than 573 lightyears from the center of the galaxy.

This solar system comprises 2 planets

TAC405.1 is a medium terrestrial planet (5147 km radius) which orbits its star in 37 Earth days, one day on TAC405.1 lasts 11 Earth hours. Its average temperature is 1830 K (1557 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 0 moons.
TAC405.2 is a medium gas giant (34707 km radius) which orbits its star in 11798 Earth days, one day on TAC405.2 lasts 2 Earth hours. Its average temperature is 1061 K (788 C), its atmosphere mainly consists of hydrogen and it has 97 moons.
More planetary details...


Planetary Orbits


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Planetary Statistics

distance from star:15*106 km704*106 km
radius:5147 km34707 km
mass:1090*1021 kg334457*1021 kg
surface gravity: 2.74 m/s2
0.28 Earths
18.5 m/s2
1.89 Earths
escape velocity:5.316 km/s35.86 km/s
year: 80 TAC405.1 days
37 Earth days
141576 TAC405.2 days
11798 Earth days
day:11 hrs2 hrs
axial tilt:14°46°
temperature:1830 K
1557 C
1061 K
788 C
atmosphere:11% H2
2% He
52% N2
33% O2
2% CO2
0% other
96% H2
4% He
0% other

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