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LHH353: red giant star with 2 planets

  LHH353.1   LHH353.2  

Solar system 'LHH353' is a dual star system that comprises the stars 'LHH353.A' and 'LHH353.B' and the retinue of celestial objects gravitationally bound to them: 2 planets and their 156 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'LHH353.A' and 'LHH353.B' that dominate it gravitationally. 'LHH353.A' is a red giant class star that contains about 64% of the system's known mass, 'LHH353.B' is a red giant class star that contains about 35% of the system's known mass.

System 'LHH353' is located more than 5301 lightyears from the center of the galaxy.

This solar system comprises 2 planets

LHH353.1 is a very small terrestrial planet (2534 km radius) which orbits its star in 45 Earth days, one day on LHH353.1 lasts 40 Earth hours. Its average temperature is 1679 K (1406 C), its atmosphere mainly consists of nitrogen and it has 0 moons.
LHH353.2 is a medium gas giant (30103 km radius) which orbits its star in 12677 Earth days, one day on LHH353.2 lasts 2 Earth hours. Its average temperature is 1030 K (757 C), its atmosphere mainly consists of hydrogen, helium and it has 156 moons.
More planetary details...


Planetary Orbits


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Planetary Statistics

distance from star:17*106 km738*106 km
radius:2534 km30103 km
mass:130*1021 kg218232*1021 kg
surface gravity: 1.35 m/s2
0.13 Earths
16.0 m/s2
1.63 Earths
escape velocity:2.616 km/s31.10 km/s
year: 27 LHH353.1 days
45 Earth days
152124 LHH353.2 days
12677 Earth days
day:40 hrs2 hrs
axial tilt:
temperature:1679 K
1406 C
1030 K
757 C
atmosphere:82% N2
8% O2
10% CO2
0% other
78% H2
22% He
0% other

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