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VHA458: red dwarf star with 5 planets

  VHA458.1   VHA458.2   VHA458.3  
VHA458.4
 
VHA458.5
 

Solar system 'VHA458' comprises the star 'VHA458' and the retinue of celestial objects gravitationally bound to it: 5 planets and their 437 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'VHA458', a red dwarf class star that contains about 99.57% of the system's known mass and dominates it gravitationally. VHA458 is located more than 3656 lightyears from the center of the galaxy.

VHA458.2, the second planet in this system, may feature life forms. Its average temperature is 317K (44C) and it's atmosphere contains 30% of oxygen. One year on VHA458.2 lasts 510 days, one day lasts 13 hours. It's diameter is 10828 km, 0.8 times the diameter of the Earth.

This solar system comprises 5 planets

VHA458.1 is a large terrestrial planet (8387 km radius) which orbits its star in 185 Earth days, one day on VHA458.1 lasts 8 Earth hours. Its average temperature is 609 K (336 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 1 moons.
VHA458.2 is a medium terrestrial planet (5414 km radius) which orbits its star in 510 Earth days, one day on VHA458.2 lasts 13 Earth hours. Its average temperature is 317 K (44 C), its atmosphere mainly consists of nitrogen, oxygen and it has 8 moons.
VHA458.3 is a medium gas giant (34402 km radius) which orbits its star in 32342 Earth days, one day on VHA458.3 lasts 5 Earth hours. Its average temperature is 1277 K (1004 C), its atmosphere mainly consists of hydrogen and it has 150 moons.
VHA458.4 is a large gas giant (77481 km radius) which orbits its star in 221869 Earth days, one day on VHA458.4 lasts 5 Earth hours. Its average temperature is 1888 K (1615 C), its atmosphere mainly consists of hydrogen, helium and it has 170 moons.
VHA458.5 is a large gas giant (44888 km radius) which orbits its star in 407599 Earth days, one day on VHA458.5 lasts 5 Earth hours. Its average temperature is 1068 K (795 C), its atmosphere mainly consists of hydrogen, helium and it has 108 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:VHA458.1VHA458.2VHA458.3VHA458.4VHA458.5
distance from star:44*106 km86*106 km1379*106 km4980*106 km7471*106 km
radius:8387 km5414 km34402 km77481 km44888 km
mass:4719*1021 kg1269*1021 kg325717*1021 kg3721136*1021 kg723570*1021 kg
surface gravity: 4.47 m/s2
0.45 Earths
2.88 m/s2
0.29 Earths
18.3 m/s2
1.87 Earths
41.3 m/s2
4.22 Earths
23.9 m/s2
2.44 Earths
escape velocity:8.666 km/s5.593 km/s35.55 km/s80.06 km/s46.38 km/s
year: 555 VHA458.1 days
185 Earth days
941 VHA458.2 days
510 Earth days
155241 VHA458.3 days
32342 Earth days
1064971 VHA458.4 days
221869 Earth days
1956475 VHA458.5 days
407599 Earth days
day:8 hrs13 hrs5 hrs5 hrs5 hrs
axial tilt:39°
temperature:609 K
336 C
317 K
44 C
1277 K
1004 C
1888 K
1615 C
1068 K
795 C
atmosphere:33% N2
67% CO2
0% other
5% H2
1% He
62% N2
30% O2
2% CO2
0% other
98% H2
2% He
0% other
88% H2
12% He
0% other
86% H2
14% He
0% other
moons:18150170108
rings:0001324

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