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TCK421: yellow dwarf star with 21 planets

  TCK421.1   TCK421.2   TCK421.3  
TCK421.4
  TCK421.5   TCK421.6   TCK421.7   TCK421.8   TCK421.9  
TCK421.10
 
TCK421.11
  TCK421.12  
TCK421.13
 
TCK421.14
 
TCK421.15
 
TCK421.16
 
TCK421.17
 
TCK421.18
 
TCK421.19
 
TCK421.20
  TCK421.21  

Solar system 'TCK421' comprises the star 'TCK421' and the retinue of celestial objects gravitationally bound to it: 21 planets and their 1310 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'TCK421', a yellow dwarf class star that contains about 99.26% of the system's known mass and dominates it gravitationally. TCK421 is located more than 1869 lightyears from the center of the galaxy.

TCK421.4, the fourth planet in this system, may feature life forms. Its average temperature is 255K (-18C) and it's atmosphere contains 35% of oxygen. One year on TCK421.4 lasts 1140 days, one day lasts 24 hours. It's diameter is 17486 km, 1.3 times the diameter of the Earth.

This solar system comprises 21 planets

TCK421.1 is a medium terrestrial planet (6082 km radius) which orbits its star in 66 Earth days, one day on TCK421.1 lasts 27 Earth hours. Its average temperature is 1420 K (1147 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
TCK421.2 is a very large terrestrial planet (10608 km radius) which orbits its star in 249 Earth days, one day on TCK421.2 lasts 23 Earth hours. Its average temperature is 968 K (695 C), its atmosphere mainly consists of nitrogen and it has 41 moons.
TCK421.3 is a medium terrestrial planet (6377 km radius) which orbits its star in 553 Earth days, one day on TCK421.3 lasts 27 Earth hours. Its average temperature is 503 K (230 C), its atmosphere mainly consists of nitrogen, oxygen and it has 10 moons.
TCK421.4 is a large terrestrial planet (8743 km radius) which orbits its star in 1140 Earth days, one day on TCK421.4 lasts 24 Earth hours. Its average temperature is 255 K (-18 C), its atmosphere mainly consists of nitrogen, oxygen and it has 18 moons.
TCK421.5 is a very small terrestrial planet (2182 km radius) which orbits its star in 2095 Earth days, one day on TCK421.5 lasts 73 Earth hours. Its average temperature is 142 K (-131 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
TCK421.6 is a medium terrestrial planet (5380 km radius) which orbits its star in 3849 Earth days, one day on TCK421.6 lasts 29 Earth hours. Its average temperature is 75 K (-198 C), its atmosphere mainly consists of nitrogen and it has 25 moons.
TCK421.7 is a very large terrestrial planet (11246 km radius) which orbits its star in 7071 Earth days, one day on TCK421.7 lasts 22 Earth hours. Its average temperature is 39 K (-234 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 38 moons.
TCK421.8 is a very large terrestrial planet (10444 km radius) which orbits its star in 12990 Earth days, one day on TCK421.8 lasts 23 Earth hours. Its average temperature is 19 K (-254 C), its atmosphere mainly consists of nitrogen, oxygen and it has 21 moons.
TCK421.9 is a medium terrestrial planet (5057 km radius) which orbits its star in 23865 Earth days, one day on TCK421.9 lasts 30 Earth hours. Its average temperature is 9 K (-264 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 21 moons.
TCK421.10 is a large gas giant (42006 km radius) which orbits its star in 43844 Earth days, one day on TCK421.10 lasts 21 Earth hours. Its average temperature is 1739 K (1466 C), its atmosphere mainly consists of hydrogen and it has 103 moons.
TCK421.11 is a large gas giant (65439 km radius) which orbits its star in 129018 Earth days, one day on TCK421.11 lasts 21 Earth hours. Its average temperature is 1756 K (1483 C), its atmosphere mainly consists of hydrogen and it has 56 moons.
TCK421.12 is a large terrestrial planet (7750 km radius) which orbits its star in 237022 Earth days, one day on TCK421.12 lasts 25 Earth hours. Its average temperature is 1080 K (807 C), its atmosphere mainly consists of hydrogen and it has 71 moons.
TCK421.13 is a large gas giant (64117 km radius) which orbits its star in 435438 Earth days, one day on TCK421.13 lasts 21 Earth hours. Its average temperature is 1262 K (989 C), its atmosphere mainly consists of hydrogen, helium and it has 43 moons.
TCK421.14 is a large gas giant (63193 km radius) which orbits its star in 799952 Earth days, one day on TCK421.14 lasts 21 Earth hours. Its average temperature is 1294 K (1021 C), its atmosphere mainly consists of hydrogen and it has 146 moons.
TCK421.15 is a medium gas giant (20780 km radius) which orbits its star in 1469605 Earth days, one day on TCK421.15 lasts 21 Earth hours. Its average temperature is 1675 K (1402 C), its atmosphere mainly consists of hydrogen, helium and it has 127 moons.
TCK421.16 is a large gas giant (41307 km radius) which orbits its star in 2699838 Earth days, one day on TCK421.16 lasts 21 Earth hours. Its average temperature is 1572 K (1299 C), its atmosphere mainly consists of hydrogen, helium and it has 143 moons.
TCK421.17 is a medium gas giant (31860 km radius) which orbits its star in 4959919 Earth days, one day on TCK421.17 lasts 21 Earth hours. Its average temperature is 1108 K (835 C), its atmosphere mainly consists of hydrogen and it has 97 moons.
TCK421.18 is a medium gas giant (33135 km radius) which orbits its star in 9111953 Earth days, one day on TCK421.18 lasts 21 Earth hours. Its average temperature is 1026 K (753 C), its atmosphere mainly consists of hydrogen, helium and it has 112 moons.
TCK421.19 is a massive terrestrial planet (16759 km radius) which orbits its star in 16739727 Earth days, one day on TCK421.19 lasts 21 Earth hours. Its average temperature is 1808 K (1535 C), its atmosphere mainly consists of hydrogen and it has 102 moons.
TCK421.20 is a large gas giant (56275 km radius) which orbits its star in 30752843 Earth days, one day on TCK421.20 lasts 21 Earth hours. Its average temperature is 1298 K (1025 C), its atmosphere mainly consists of hydrogen and it has 91 moons.
TCK421.21 is a medium terrestrial planet (5839 km radius) which orbits its star in 40425662 Earth days, one day on TCK421.21 lasts 28 Earth hours. Its average temperature is 1306 K (1033 C), its atmosphere mainly consists of and it has 45 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:TCK421.1TCK421.2TCK421.3TCK421.4TCK421.5
distance from star:22*106 km53*106 km91*106 km148*106 km222*106 km
radius:6082 km10608 km6377 km8743 km2182 km
mass:1799*1021 kg9549*1021 kg2074*1021 kg5346*1021 kg83*1021 kg
surface gravity: 3.24 m/s2
0.33 Earths
5.66 m/s2
0.57 Earths
3.40 m/s2
0.34 Earths
4.66 m/s2
0.47 Earths
1.16 m/s2
0.11 Earths
escape velocity:6.283 km/s10.96 km/s6.588 km/s9.034 km/s2.253 km/s
year: 58 TCK421.1 days
66 Earth days
259 TCK421.2 days
249 Earth days
491 TCK421.3 days
553 Earth days
1140 TCK421.4 days
1140 Earth days
688 TCK421.5 days
2095 Earth days
day:27 hrs23 hrs27 hrs24 hrs73 hrs
axial tilt:20°251°260°105°
temperature:1420 K
1147 C
968 K
695 C
503 K
230 C
255 K
-18 C
142 K
-131 C
atmosphere:60% N2
38% O2
2% CO2
0% other
88% N2
3% O2
9% CO2
0% other
1% H2
1% He
79% N2
15% O2
4% CO2
0% other
63% N2
35% O2
2% CO2
0% other
61% N2
37% O2
2% CO2
0% other
moons:04110180
rings:00030

planet:TCK421.6TCK421.7TCK421.8TCK421.9TCK421.10
distance from star:333*106 km500*106 km751*106 km1126*106 km1689*106 km
radius:5380 km11246 km10444 km5057 km42006 km
mass:1245*1021 kg11378*1021 kg9113*1021 kg1034*1021 kg592958*1021 kg
surface gravity: 2.87 m/s2
0.29 Earths
6.00 m/s2
0.61 Earths
5.57 m/s2
0.56 Earths
2.69 m/s2
0.27 Earths
22.4 m/s2
2.29 Earths
escape velocity:5.557 km/s11.62 km/s10.79 km/s5.224 km/s43.40 km/s
year: 3185 TCK421.6 days
3849 Earth days
7713 TCK421.7 days
7071 Earth days
13554 TCK421.8 days
12990 Earth days
19092 TCK421.9 days
23865 Earth days
50107 TCK421.10 days
43844 Earth days
day:29 hrs22 hrs23 hrs30 hrs21 hrs
axial tilt:145°160°26°
temperature:75 K
-198 C
39 K
-234 C
19 K
-254 C
9 K
-264 C
1739 K
1466 C
atmosphere:87% N2
6% O2
7% CO2
0% other
18% H2
3% He
39% N2
38% O2
2% CO2
0% other
78% N2
17% O2
5% CO2
0% other
18% H2
3% He
38% N2
41% O2
0% other
90% H2
10% He
0% other
moons:25382121103
rings:00002

planet:TCK421.11TCK421.12TCK421.13TCK421.14TCK421.15
distance from star:3469*106 km5204*106 km7807*106 km11711*106 km17566*106 km
radius:65439 km7750 km64117 km63193 km20780 km
mass:2241815*1021 kg3723*1021 kg2108674*1021 kg2018816*1021 kg71783*1021 kg
surface gravity: 34.9 m/s2
3.56 Earths
4.13 m/s2
0.42 Earths
34.2 m/s2
3.49 Earths
33.7 m/s2
3.44 Earths
11.0 m/s2
1.12 Earths
escape velocity:67.62 km/s8.007 km/s66.25 km/s65.30 km/s21.47 km/s
year: 147449 TCK421.11 days
129018 Earth days
227541 TCK421.12 days
237022 Earth days
497643 TCK421.13 days
435438 Earth days
914230 TCK421.14 days
799952 Earth days
1679548 TCK421.15 days
1469605 Earth days
day:21 hrs25 hrs21 hrs21 hrs21 hrs
axial tilt:61°75°
temperature:1756 K
1483 C
1080 K
807 C
1262 K
989 C
1294 K
1021 C
1675 K
1402 C
atmosphere:96% H2
4% He
0% other
98% H2
2% He
0% other
85% H2
15% He
0% other
94% H2
6% He
0% other
81% H2
19% He
0% other
moons:567143146127
rings:6021110

planet:TCK421.16TCK421.17TCK421.18TCK421.19TCK421.20
distance from star:26350*106 km39525*106 km59287*106 km88931*106 km133397*106 km
radius:41307 km31860 km33135 km16759 km56275 km
mass:563846*1021 kg258718*1021 kg291038*1021 kg37656*1021 kg1425727*1021 kg
surface gravity: 22.0 m/s2
2.24 Earths
17.0 m/s2
1.73 Earths
17.6 m/s2
1.79 Earths
8.94 m/s2
0.91 Earths
30.0 m/s2
3.06 Earths
escape velocity:42.68 km/s32.92 km/s34.24 km/s17.31 km/s58.15 km/s
year: 3085529 TCK421.16 days
2699838 Earth days
5668478 TCK421.17 days
4959919 Earth days
10413660 TCK421.18 days
9111953 Earth days
19131116 TCK421.19 days
16739727 Earth days
35146106 TCK421.20 days
30752843 Earth days
day:21 hrs21 hrs21 hrs21 hrs21 hrs
axial tilt:
temperature:1572 K
1299 C
1108 K
835 C
1026 K
753 C
1808 K
1535 C
1298 K
1025 C
atmosphere:79% H2
21% He
0% other
98% H2
2% He
0% other
78% H2
22% He
0% other
97% H2
3% He
0% other
92% H2
8% He
0% other
moons:1439711210291
rings:241461415

planet:TCK421.21
distance from star:160076*106 km
radius:5839 km
mass:1592*1021 kg
surface gravity: 3.11 m/s2
0.31 Earths
escape velocity:6.032 km/s
year: 34650567 TCK421.21 days
40425662 Earth days
day:28 hrs
axial tilt:29°
temperature:1306 K
1033 C
atmosphere:100% other
moons:45
rings:0

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