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VAK828: red giant star with 7 planets

  VAK828.1   VAK828.2   VAK828.3   VAK828.4  
VAK828.5
 
VAK828.6
  VAK828.7  

Solar system 'VAK828' is a dual star system that comprises the stars 'VAK828.A' and 'VAK828.B' and the retinue of celestial objects gravitationally bound to them: 7 planets and their 387 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'VAK828.A' and 'VAK828.B' that dominate it gravitationally. 'VAK828.A' is a red giant class star that contains about 71% of the system's known mass, 'VAK828.B' is a red giant class star that contains about 27% of the system's known mass.

System 'VAK828' is located more than 1440 lightyears from the center of the galaxy.

This solar system comprises 7 planets

VAK828.1 is a large terrestrial planet (8347 km radius) which orbits its star in 6 Earth days, one day on VAK828.1 lasts 10 Earth hours. Its average temperature is 1063 K (790 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 1 moons.
VAK828.2 is a small terrestrial planet (3329 km radius) which orbits its star in 72 Earth days, one day on VAK828.2 lasts 29 Earth hours. Its average temperature is 1241 K (968 C), its atmosphere mainly consists of nitrogen and it has 0 moons.
VAK828.3 is a very small terrestrial planet (2770 km radius) which orbits its star in 173 Earth days, one day on VAK828.3 lasts 39 Earth hours. Its average temperature is 1163 K (890 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 0 moons.
VAK828.4 is a very small terrestrial planet (2517 km radius) which orbits its star in 318 Earth days, one day on VAK828.4 lasts 46 Earth hours. Its average temperature is 1378 K (1105 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
VAK828.5 is a large gas giant (40890 km radius) which orbits its star in 16468 Earth days, one day on VAK828.5 lasts 7 Earth hours. Its average temperature is 1598 K (1325 C), its atmosphere mainly consists of hydrogen and it has 100 moons.
VAK828.6 is a large gas giant (60221 km radius) which orbits its star in 95870 Earth days, one day on VAK828.6 lasts 7 Earth hours. Its average temperature is 1256 K (983 C), its atmosphere mainly consists of hydrogen, helium and it has 118 moons.
VAK828.7 is a large gas giant (74651 km radius) which orbits its star in 246166 Earth days, one day on VAK828.7 lasts 7 Earth hours. Its average temperature is 1978 K (1705 C), its atmosphere mainly consists of hydrogen and it has 168 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:VAK828.1VAK828.2VAK828.3VAK828.4VAK828.5
distance from star:4*106 km23*106 km42*106 km63*106 km879*106 km
radius:8347 km3329 km2770 km2517 km40890 km
mass:4652*1021 kg295*1021 kg170*1021 kg127*1021 kg546942*1021 kg
surface gravity: 4.45 m/s2
0.45 Earths
1.77 m/s2
0.18 Earths
1.47 m/s2
0.15 Earths
1.33 m/s2
0.13 Earths
21.8 m/s2
2.22 Earths
escape velocity:8.625 km/s3.439 km/s2.862 km/s2.595 km/s42.25 km/s
year: 14 VAK828.1 days
6 Earth days
59 VAK828.2 days
72 Earth days
106 VAK828.3 days
173 Earth days
165 VAK828.4 days
318 Earth days
56461 VAK828.5 days
16468 Earth days
day:10 hrs29 hrs39 hrs46 hrs7 hrs
axial tilt:280°43°131°
temperature:1063 K
790 C
1241 K
968 C
1163 K
890 C
1378 K
1105 C
1598 K
1325 C
atmosphere:51% N2
49% CO2
0% other
96% N2
1% O2
3% CO2
0% other
83% N2
6% O2
11% CO2
0% other
1% He
83% N2
15% O2
1% CO2
0% other
98% H2
2% He
0% other
moons:1000100
rings:000021

planet:VAK828.6VAK828.7
distance from star:2846*106 km5337*106 km
radius:60221 km74651 km
mass:1747164*1021 kg3328103*1021 kg
surface gravity: 32.1 m/s2
3.28 Earths
39.8 m/s2
4.06 Earths
escape velocity:62.23 km/s77.14 km/s
year: 328697 VAK828.6 days
95870 Earth days
843997 VAK828.7 days
246166 Earth days
day:7 hrs7 hrs
axial tilt:71°
temperature:1256 K
983 C
1978 K
1705 C
atmosphere:89% H2
11% He
0% other
98% H2
2% He
0% other
moons:118168
rings:90

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