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TBC754: red supergiant star with 4 planets

  TBC754.1   TBC754.2  
TBC754.3
 
TBC754.4
 

Solar system 'TBC754' is a dual star system that comprises the stars 'TBC754.A' and 'TBC754.B' and the retinue of celestial objects gravitationally bound to them: 4 planets and their 277 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'TBC754.A' and 'TBC754.B' that dominate it gravitationally. 'TBC754.A' is a red supergiant class star that contains about 80% of the system's known mass, 'TBC754.B' is a red giant class star that contains about 19% of the system's known mass.

System 'TBC754' is located more than 573 lightyears from the center of the galaxy.

This solar system comprises 4 planets

TBC754.1 is a medium terrestrial planet (5695 km radius) which orbits its star in 62 Earth days, one day on TBC754.1 lasts 11 Earth hours. Its average temperature is 1779 K (1506 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
TBC754.2 is a large terrestrial planet (7973 km radius) which orbits its star in 639 Earth days, one day on TBC754.2 lasts 7 Earth hours. Its average temperature is 1648 K (1375 C), its atmosphere mainly consists of hydrogen, helium and it has 26 moons.
TBC754.3 is a medium gas giant (21837 km radius) which orbits its star in 13526 Earth days, one day on TBC754.3 lasts 4 Earth hours. Its average temperature is 1991 K (1718 C), its atmosphere mainly consists of hydrogen, helium and it has 116 moons.
TBC754.4 is a large gas giant (52513 km radius) which orbits its star in 110494 Earth days, one day on TBC754.4 lasts 4 Earth hours. Its average temperature is 1049 K (776 C), its atmosphere mainly consists of hydrogen, helium and it has 134 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:TBC754.1TBC754.2TBC754.3TBC754.4
distance from star:21*106 km100*106 km771*106 km3129*106 km
radius:5695 km7973 km21837 km52513 km
mass:1477*1021 kg4054*1021 kg83304*1021 kg1158485*1021 kg
surface gravity: 3.03 m/s2
0.30 Earths
4.25 m/s2
0.43 Earths
11.6 m/s2
1.18 Earths
28.0 m/s2
2.86 Earths
escape velocity:5.883 km/s8.238 km/s22.56 km/s54.26 km/s
year: 135 TBC754.1 days
62 Earth days
2190 TBC754.2 days
639 Earth days
81156 TBC754.3 days
13526 Earth days
662964 TBC754.4 days
110494 Earth days
day:11 hrs7 hrs4 hrs4 hrs
axial tilt:
temperature:1779 K
1506 C
1648 K
1375 C
1991 K
1718 C
1049 K
776 C
atmosphere:50% N2
49% O2
1% CO2
0% other
87% H2
13% He
0% other
77% H2
23% He
0% other
84% H2
16% He
0% other
moons:126116134
rings:00516

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