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VHA298: red dwarf star with 4 planets

  VHA298.1   VHA298.2   VHA298.3  
VHA298.4
 

Solar system 'VHA298' comprises the star 'VHA298' and the retinue of celestial objects gravitationally bound to it: 4 planets and their 95 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'VHA298', a red dwarf class star that contains about 99.62% of the system's known mass and dominates it gravitationally. VHA298 is located more than 4956 lightyears from the center of the galaxy.

This solar system comprises 4 planets

VHA298.1 is a medium terrestrial planet (5281 km radius) which orbits its star in 80 Earth days, one day on VHA298.1 lasts 12 Earth hours. Its average temperature is 1214 K (941 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
VHA298.2 is a large terrestrial planet (8703 km radius) which orbits its star in 594 Earth days, one day on VHA298.2 lasts 7 Earth hours. Its average temperature is 169 K (-104 C), its atmosphere mainly consists of nitrogen, oxygen and it has 11 moons.
VHA298.3 is a medium terrestrial planet (5078 km radius) which orbits its star in 1092 Earth days, one day on VHA298.3 lasts 13 Earth hours. Its average temperature is 113 K (-160 C), its atmosphere mainly consists of nitrogen, oxygen and it has 13 moons.
VHA298.4 is a large gas giant (69715 km radius) which orbits its star in 13841 Earth days, one day on VHA298.4 lasts 4 Earth hours. Its average temperature is 1776 K (1503 C), its atmosphere mainly consists of hydrogen, helium and it has 71 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:VHA298.1VHA298.2VHA298.3VHA298.4
distance from star:25*106 km96*106 km144*106 km783*106 km
radius:5281 km8703 km5078 km69715 km
mass:1178*1021 kg5273*1021 kg1047*1021 kg2710620*1021 kg
surface gravity: 2.81 m/s2
0.28 Earths
4.64 m/s2
0.47 Earths
2.70 m/s2
0.27 Earths
37.2 m/s2
3.80 Earths
escape velocity:5.456 km/s8.993 km/s5.246 km/s72.04 km/s
year: 160 VHA298.1 days
80 Earth days
2036 VHA298.2 days
594 Earth days
2016 VHA298.3 days
1092 Earth days
83046 VHA298.4 days
13841 Earth days
day:12 hrs7 hrs13 hrs4 hrs
axial tilt:16°
temperature:1214 K
941 C
169 K
-104 C
113 K
-160 C
1776 K
1503 C
atmosphere:62% N2
38% O2
0% other
5% H2
1% He
62% N2
31% O2
1% CO2
0% other
1% H2
1% He
61% N2
36% O2
1% CO2
0% other
84% H2
16% He
0% other
moons:0111371
rings:00024

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