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PCA446: red dwarf star with 4 planets

  PCA446.1  
PCA446.2
 
PCA446.3
  PCA446.4  

Solar system 'PCA446' comprises the star 'PCA446' and the retinue of celestial objects gravitationally bound to it: 4 planets and their 202 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'PCA446', a red dwarf class star that contains about 99.4% of the system's known mass and dominates it gravitationally. PCA446 is located more than 3406 lightyears from the center of the galaxy.

This solar system comprises 4 planets

PCA446.1 is a medium terrestrial planet (5872 km radius) which orbits its star in 119 Earth days, one day on PCA446.1 lasts 11 Earth hours. Its average temperature is 630 K (357 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
PCA446.2 is a large gas giant (77746 km radius) which orbits its star in 460 Earth days, one day on PCA446.2 lasts 4 Earth hours. Its average temperature is 1048 K (775 C), its atmosphere mainly consists of hydrogen, helium and it has 114 moons.
PCA446.3 is a medium gas giant (22907 km radius) which orbits its star in 846 Earth days, one day on PCA446.3 lasts 4 Earth hours. Its average temperature is 1390 K (1117 C), its atmosphere mainly consists of hydrogen and it has 88 moons.
PCA446.4 is a small terrestrial planetoid (1950 km radius) which orbits its star in 1112 Earth days, one day on PCA446.4 lasts 70 Earth hours. Its average temperature is 1870 K (1597 C), its atmosphere mainly consists of and it has 0 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:PCA446.1PCA446.2PCA446.3PCA446.4
distance from star:33*106 km81*106 km121*106 km145*106 km
radius:5872 km77746 km22907 km1950 km
mass:1619*1021 kg3759448*1021 kg96160*1021 kg59*1021 kg
surface gravity: 3.13 m/s2
0.32 Earths
41.5 m/s2
4.24 Earths
12.2 m/s2
1.24 Earths
1.03 m/s2
0.10 Earths
escape velocity:6.066 km/s80.34 km/s23.67 km/s2.009 km/s
year: 259 PCA446.1 days
119 Earth days
2760 PCA446.2 days
460 Earth days
5076 PCA446.3 days
846 Earth days
381 PCA446.4 days
1112 Earth days
day:11 hrs4 hrs4 hrs70 hrs
axial tilt:18°
temperature:630 K
357 C
1048 K
775 C
1390 K
1117 C
1870 K
1597 C
atmosphere:61% N2
39% O2
0% other
81% H2
19% He
0% other
91% H2
9% He
0% other
100% other
moons:0114880
rings:0830

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