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LHK680: red dwarf star with 2 planets


Solar system 'LHK680' comprises the star 'LHK680' and the retinue of celestial objects gravitationally bound to it: 2 planets and their 119 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LHK680', a red dwarf class star that contains about 99.84% of the system's known mass and dominates it gravitationally. LHK680 is located more than 2073 lightyears from the center of the galaxy.

This solar system comprises 2 planets

LHK680.1 is a medium terrestrial planet (6662 km radius) which orbits its star in 193 Earth days, one day on LHK680.1 lasts 7 Earth hours. Its average temperature is 571 K (298 C), its atmosphere mainly consists of nitrogen, oxygen and it has 10 moons.
LHK680.2 is a large gas giant (59750 km radius) which orbits its star in 8991 Earth days, one day on LHK680.2 lasts 2 Earth hours. Its average temperature is 1529 K (1256 C), its atmosphere mainly consists of hydrogen and it has 109 moons.
More planetary details...


Planetary Orbits


Use the following URL to link to this solar system:



Planetary Statistics

distance from star:45*106 km587*106 km
radius:6662 km59750 km
mass:2365*1021 kg1706489*1021 kg
surface gravity: 3.55 m/s2
0.36 Earths
31.9 m/s2
3.26 Earths
escape velocity:6.883 km/s61.74 km/s
year: 661 LHK680.1 days
193 Earth days
107892 LHK680.2 days
8991 Earth days
day:7 hrs2 hrs
axial tilt:
temperature:571 K
298 C
1529 K
1256 C
atmosphere:51% N2
49% O2
0% other
92% H2
8% He
0% other

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