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VGJ421: red giant star with 6 planets

  VGJ421.1  
VGJ421.2
  VGJ421.3  
VGJ421.4
 
VGJ421.5
  VGJ421.6  

Solar system 'VGJ421' comprises the star 'VGJ421' and the retinue of celestial objects gravitationally bound to it: 6 planets and their 326 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'VGJ421', a red giant class star that contains about 99.95% of the system's known mass and dominates it gravitationally. VGJ421 is located more than 3656 lightyears from the center of the galaxy.

This solar system comprises 6 planets

VGJ421.1 is a medium terrestrial planet (6596 km radius) which orbits its star in 2 Earth days, one day on VGJ421.1 lasts 11 Earth hours. Its average temperature is 1182 K (909 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
VGJ421.2 is a very large terrestrial planet (11337 km radius) which orbits its star in 436 Earth days, one day on VGJ421.2 lasts 7 Earth hours. Its average temperature is 1265 K (992 C), its atmosphere mainly consists of nitrogen, oxygen and it has 8 moons.
VGJ421.3 is a medium terrestrial planet (6841 km radius) which orbits its star in 1016 Earth days, one day on VGJ421.3 lasts 11 Earth hours. Its average temperature is 1230 K (957 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
VGJ421.4 is a medium gas giant (37843 km radius) which orbits its star in 10181 Earth days, one day on VGJ421.4 lasts 6 Earth hours. Its average temperature is 1458 K (1185 C), its atmosphere mainly consists of hydrogen, helium and it has 142 moons.
VGJ421.5 is a medium gas giant (39983 km radius) which orbits its star in 45270 Earth days, one day on VGJ421.5 lasts 6 Earth hours. Its average temperature is 1113 K (840 C), its atmosphere mainly consists of hydrogen, helium and it has 74 moons.
VGJ421.6 is a large gas giant (64518 km radius) which orbits its star in 142385 Earth days, one day on VGJ421.6 lasts 6 Earth hours. Its average temperature is 1084 K (811 C), its atmosphere mainly consists of hydrogen, helium and it has 100 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:VGJ421.1VGJ421.2VGJ421.3VGJ421.4VGJ421.5
distance from star:2*106 km78*106 km137*106 km638*106 km1726*106 km
radius:6596 km11337 km6841 km37843 km39983 km
mass:2295*1021 kg11656*1021 kg2561*1021 kg433557*1021 kg511347*1021 kg
surface gravity: 3.52 m/s2
0.35 Earths
6.05 m/s2
0.61 Earths
3.65 m/s2
0.37 Earths
20.2 m/s2
2.06 Earths
21.3 m/s2
2.17 Earths
escape velocity:6.815 km/s11.71 km/s7.069 km/s39.10 km/s41.31 km/s
year: 4 VGJ421.1 days
2 Earth days
1494 VGJ421.2 days
436 Earth days
2216 VGJ421.3 days
1016 Earth days
40724 VGJ421.4 days
10181 Earth days
181080 VGJ421.5 days
45270 Earth days
day:11 hrs7 hrs11 hrs6 hrs6 hrs
axial tilt:36°25°347°
temperature:1182 K
909 C
1265 K
992 C
1230 K
957 C
1458 K
1185 C
1113 K
840 C
atmosphere:83% N2
11% O2
6% CO2
0% other
3% H2
1% He
78% N2
18% O2
0% other
3% H2
2% He
58% N2
35% O2
2% CO2
0% other
76% H2
24% He
0% other
89% H2
11% He
0% other
moons:08214274
rings:060920

planet:VGJ421.6
distance from star:3705*106 km
radius:64518 km
mass:2148486*1021 kg
surface gravity: 34.4 m/s2
3.51 Earths
escape velocity:66.67 km/s
year: 569540 VGJ421.6 days
142385 Earth days
day:6 hrs
axial tilt:28°
temperature:1084 K
811 C
atmosphere:81% H2
19% He
0% other
moons:100
rings:0

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