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TAC300: red dwarf star with 7 planets

  TAC300.1   TAC300.2   TAC300.3   TAC300.4  
TAC300.5
 
TAC300.6
  TAC300.7  

Solar system 'TAC300' comprises the star 'TAC300' and the retinue of celestial objects gravitationally bound to it: 7 planets and their 309 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'TAC300', a red dwarf class star that contains about 99.91% of the system's known mass and dominates it gravitationally. TAC300 is located more than 573 lightyears from the center of the galaxy.

This solar system comprises 7 planets

TAC300.1 is a small terrestrial planet (4129 km radius) which orbits its star in 91 Earth days, one day on TAC300.1 lasts 21 Earth hours. Its average temperature is 1618 K (1345 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
TAC300.2 is a very large terrestrial planet (11279 km radius) which orbits its star in 728 Earth days, one day on TAC300.2 lasts 8 Earth hours. Its average temperature is 202 K (-71 C), its atmosphere mainly consists of nitrogen, oxygen and it has 28 moons.
TAC300.3 is a small terrestrial planet (4983 km radius) which orbits its star in 1337 Earth days, one day on TAC300.3 lasts 17 Earth hours. Its average temperature is 135 K (-138 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 13 moons.
TAC300.4 is a large terrestrial planet (8181 km radius) which orbits its star in 2457 Earth days, one day on TAC300.4 lasts 10 Earth hours. Its average temperature is 80 K (-193 C), its atmosphere mainly consists of nitrogen, oxygen and it has 23 moons.
TAC300.5 is a medium terrestrial planet (5037 km radius) which orbits its star in 4514 Earth days, one day on TAC300.5 lasts 16 Earth hours. Its average temperature is 44 K (-229 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 31 moons.
TAC300.6 is a large gas giant (44039 km radius) which orbits its star in 25534 Earth days, one day on TAC300.6 lasts 7 Earth hours. Its average temperature is 1965 K (1692 C), its atmosphere mainly consists of hydrogen, helium and it has 89 moons.
TAC300.7 is a medium gas giant (32336 km radius) which orbits its star in 58618 Earth days, one day on TAC300.7 lasts 7 Earth hours. Its average temperature is 1317 K (1044 C), its atmosphere mainly consists of hydrogen, helium and it has 125 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:TAC300.1TAC300.2TAC300.3TAC300.4TAC300.5
distance from star:27*106 km109*106 km164*106 km247*106 km371*106 km
radius:4129 km11279 km4983 km8181 km5037 km
mass:563*1021 kg11478*1021 kg989*1021 kg4380*1021 kg1022*1021 kg
surface gravity: 2.20 m/s2
0.22 Earths
6.02 m/s2
0.61 Earths
2.65 m/s2
0.27 Earths
4.36 m/s2
0.44 Earths
2.68 m/s2
0.27 Earths
escape velocity:4.266 km/s11.65 km/s5.147 km/s8.453 km/s5.204 km/s
year: 104 TAC300.1 days
91 Earth days
2184 TAC300.2 days
728 Earth days
1887 TAC300.3 days
1337 Earth days
5896 TAC300.4 days
2457 Earth days
6771 TAC300.5 days
4514 Earth days
day:21 hrs8 hrs17 hrs10 hrs16 hrs
axial tilt:28°24°172°
temperature:1618 K
1345 C
202 K
-71 C
135 K
-138 C
80 K
-193 C
44 K
-229 C
atmosphere:1% H2
1% He
60% N2
37% O2
1% CO2
0% other
2% H2
1% He
73% N2
23% O2
1% CO2
0% other
14% H2
3% He
46% N2
37% O2
0% other
83% N2
17% O2
0% other
80% N2
3% O2
17% CO2
0% other
moons:028132331
rings:00004

planet:TAC300.6TAC300.7
distance from star:1178*106 km2050*106 km
radius:44039 km32336 km
mass:683285*1021 kg270488*1021 kg
surface gravity: 23.5 m/s2
2.40 Earths
17.2 m/s2
1.75 Earths
escape velocity:45.50 km/s33.41 km/s
year: 87545 TAC300.6 days
25534 Earth days
200976 TAC300.7 days
58618 Earth days
day:7 hrs7 hrs
axial tilt:
temperature:1965 K
1692 C
1317 K
1044 C
atmosphere:79% H2
21% He
0% other
77% H2
23% He
0% other
moons:89125
rings:180

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