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TBC746: red giant star with 2 planets

  TBC746.1   TBC746.2  

Solar system 'TBC746' is a dual star system that comprises the stars 'TBC746.A' and 'TBC746.B' and the retinue of celestial objects gravitationally bound to them: 2 planets and their 162 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'TBC746.A' and 'TBC746.B' that dominate it gravitationally. 'TBC746.A' is a red giant class star that contains about 77% of the system's known mass, 'TBC746.B' is a red giant class star that contains about 22% of the system's known mass.

System 'TBC746' is located more than 573 lightyears from the center of the galaxy.

This solar system comprises 2 planets

TBC746.1 is a very large terrestrial planet (10930 km radius) which orbits its star in 128 Earth days, one day on TBC746.1 lasts 4 Earth hours. Its average temperature is 1894 K (1621 C), its atmosphere mainly consists of nitrogen, oxygen and it has 30 moons.
TBC746.2 is a large gas giant (55176 km radius) which orbits its star in 6531 Earth days, one day on TBC746.2 lasts 2 Earth hours. Its average temperature is 1678 K (1405 C), its atmosphere mainly consists of hydrogen, helium and it has 132 moons.
More planetary details...


Planetary Orbits


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Planetary Statistics

distance from star:34*106 km474*106 km
radius:10930 km55176 km
mass:10446*1021 kg1343818*1021 kg
surface gravity: 5.83 m/s2
0.59 Earths
29.4 m/s2
3.00 Earths
escape velocity:11.29 km/s57.01 km/s
year: 768 TBC746.1 days
128 Earth days
78372 TBC746.2 days
6531 Earth days
day:4 hrs2 hrs
axial tilt:
temperature:1894 K
1621 C
1678 K
1405 C
atmosphere:1% H2
2% He
61% N2
36% O2
0% other
76% H2
24% He
0% other

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