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TAC325: red dwarf star with 9 planets

  TAC325.1  
TAC325.2
  TAC325.3  
TAC325.4
 
TAC325.5
 
TAC325.6
 
TAC325.7
 
TAC325.8
  TAC325.9  

Solar system 'TAC325' comprises the star 'TAC325' and the retinue of celestial objects gravitationally bound to it: 9 planets and their 719 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'TAC325', a red dwarf class star that contains about 98.64% of the system's known mass and dominates it gravitationally. TAC325 is located more than 573 lightyears from the center of the galaxy.

This solar system comprises 9 planets

TAC325.1 is a small terrestrial planet (4559 km radius) which orbits its star in 99 Earth days, one day on TAC325.1 lasts 21 Earth hours. Its average temperature is 970 K (697 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
TAC325.2 is a large gas giant (77961 km radius) which orbits its star in 128908 Earth days, one day on TAC325.2 lasts 9 Earth hours. Its average temperature is 1893 K (1620 C), its atmosphere mainly consists of hydrogen, helium and it has 39 moons.
TAC325.3 is a large gas giant (43125 km radius) which orbits its star in 250392 Earth days, one day on TAC325.3 lasts 9 Earth hours. Its average temperature is 1135 K (862 C), its atmosphere mainly consists of hydrogen, helium and it has 114 moons.
TAC325.4 is a medium gas giant (23345 km radius) which orbits its star in 459999 Earth days, one day on TAC325.4 lasts 9 Earth hours. Its average temperature is 1456 K (1183 C), its atmosphere mainly consists of hydrogen, helium and it has 102 moons.
TAC325.5 is a very large terrestrial planet (11082 km radius) which orbits its star in 845072 Earth days, one day on TAC325.5 lasts 11 Earth hours. Its average temperature is 1200 K (927 C), its atmosphere mainly consists of hydrogen, helium and it has 127 moons.
TAC325.6 is a large gas giant (76551 km radius) which orbits its star in 1552497 Earth days, one day on TAC325.6 lasts 9 Earth hours. Its average temperature is 1492 K (1219 C), its atmosphere mainly consists of hydrogen, helium and it has 92 moons.
TAC325.7 is a large gas giant (67606 km radius) which orbits its star in 2852120 Earth days, one day on TAC325.7 lasts 9 Earth hours. Its average temperature is 1674 K (1401 C), its atmosphere mainly consists of hydrogen, helium and it has 140 moons.
TAC325.8 is a very small terrestrial planet (2087 km radius) which orbits its star in 3749210 Earth days, one day on TAC325.8 lasts 66 Earth hours. Its average temperature is 1371 K (1098 C), its atmosphere mainly consists of and it has 49 moons.
TAC325.9 is a large terrestrial planet (7810 km radius) which orbits its star in 4928464 Earth days, one day on TAC325.9 lasts 13 Earth hours. Its average temperature is 1804 K (1531 C), its atmosphere mainly consists of and it has 55 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:TAC325.1TAC325.2TAC325.3TAC325.4TAC325.5
distance from star:29*106 km3467*106 km5398*106 km8098*106 km12147*106 km
radius:4559 km77961 km43125 km23345 km11082 km
mass:758*1021 kg3790724*1021 kg641619*1021 kg101782*1021 kg10887*1021 kg
surface gravity: 2.43 m/s2
0.24 Earths
41.6 m/s2
4.25 Earths
23.0 m/s2
2.35 Earths
12.4 m/s2
1.26 Earths
5.91 m/s2
0.60 Earths
escape velocity:4.711 km/s80.56 km/s44.56 km/s24.12 km/s11.45 km/s
year: 113 TAC325.1 days
99 Earth days
343754 TAC325.2 days
128908 Earth days
667712 TAC325.3 days
250392 Earth days
1226664 TAC325.4 days
459999 Earth days
1843793 TAC325.5 days
845072 Earth days
day:21 hrs9 hrs9 hrs9 hrs11 hrs
axial tilt:23°48°18°
temperature:970 K
697 C
1893 K
1620 C
1135 K
862 C
1456 K
1183 C
1200 K
927 C
atmosphere:52% N2
48% O2
0% other
80% H2
20% He
0% other
85% H2
15% He
0% other
76% H2
24% He
0% other
85% H2
15% He
0% other
moons:139114102127
rings:0230224

planet:TAC325.6TAC325.7TAC325.8TAC325.9
distance from star:18221*106 km27331*106 km32798*106 km39357*106 km
radius:76551 km67606 km2087 km7810 km
mass:3588744*1021 kg2471984*1021 kg72*1021 kg3811*1021 kg
surface gravity: 40.8 m/s2
4.17 Earths
36.0 m/s2
3.68 Earths
1.10 m/s2
0.11 Earths
4.17 m/s2
0.42 Earths
escape velocity:79.10 km/s69.86 km/s2.145 km/s8.070 km/s
year: 4139992 TAC325.6 days
1552497 Earth days
7605653 TAC325.7 days
2852120 Earth days
1363349 TAC325.8 days
3749210 Earth days
9098702 TAC325.9 days
4928464 Earth days
day:9 hrs9 hrs66 hrs13 hrs
axial tilt:24°303°
temperature:1492 K
1219 C
1674 K
1401 C
1371 K
1098 C
1804 K
1531 C
atmosphere:88% H2
12% He
0% other
79% H2
21% He
0% other
100% other100% other
moons:921404955
rings:221690

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