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VHA473: red dwarf star with 2 planets


Solar system 'VHA473' comprises the star 'VHA473' and the retinue of celestial objects gravitationally bound to it: 2 planets and their 134 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'VHA473', a red dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. VHA473 is located more than 3656 lightyears from the center of the galaxy.

This solar system comprises 2 planets

VHA473.1 is a medium terrestrial planet (5092 km radius) which orbits its star in 97 Earth days, one day on VHA473.1 lasts 11 Earth hours. Its average temperature is 1460 K (1187 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
VHA473.2 is a huge terrestrial planet (13410 km radius) which orbits its star in 4469 Earth days, one day on VHA473.2 lasts 3 Earth hours. Its average temperature is 1113 K (840 C), its atmosphere mainly consists of hydrogen and it has 132 moons.
More planetary details...


Planetary Orbits


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Planetary Statistics

distance from star:28*106 km368*106 km
radius:5092 km13410 km
mass:1056*1021 kg19291*1021 kg
surface gravity: 2.71 m/s2
0.27 Earths
7.15 m/s2
0.73 Earths
escape velocity:5.261 km/s13.85 km/s
year: 211 VHA473.1 days
97 Earth days
35752 VHA473.2 days
4469 Earth days
day:11 hrs3 hrs
axial tilt:18°
temperature:1460 K
1187 C
1113 K
840 C
atmosphere:55% N2
45% O2
0% other
100% H2
0% other

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