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LHB546: red dwarf star with 4 planets

  LHB546.1   LHB546.2  
LHB546.3
 
LHB546.4
 

Solar system 'LHB546' comprises the star 'LHB546' and the retinue of celestial objects gravitationally bound to it: 4 planets and their 152 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LHB546', a red dwarf class star that contains about 99.75% of the system's known mass and dominates it gravitationally. LHB546 is located more than 3064 lightyears from the center of the galaxy.

LHB546.1, the first planet in this system, may feature life forms. Its average temperature is 306K (33C) and it's atmosphere contains 25% of oxygen. One year on LHB546.1 lasts 268 days, one day lasts 7 hours. It's diameter is 16850 km, 1.3 times the diameter of the Earth.

This solar system comprises 4 planets

LHB546.1 is a large terrestrial planet (8425 km radius) which orbits its star in 268 Earth days, one day on LHB546.1 lasts 7 Earth hours. Its average temperature is 306 K (33 C), its atmosphere mainly consists of nitrogen, oxygen and it has 26 moons.
LHB546.2 is a medium terrestrial planet (6299 km radius) which orbits its star in 703 Earth days, one day on LHB546.2 lasts 10 Earth hours. Its average temperature is 169 K (-104 C), its atmosphere mainly consists of nitrogen, oxygen and it has 20 moons.
LHB546.3 is a large gas giant (62643 km radius) which orbits its star in 74683 Earth days, one day on LHB546.3 lasts 4 Earth hours. Its average temperature is 1091 K (818 C), its atmosphere mainly consists of hydrogen, helium and it has 66 moons.
LHB546.4 is a medium gas giant (30437 km radius) which orbits its star in 137202 Earth days, one day on LHB546.4 lasts 4 Earth hours. Its average temperature is 1675 K (1402 C), its atmosphere mainly consists of hydrogen and it has 40 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:LHB546.1LHB546.2LHB546.3LHB546.4
distance from star:56*106 km107*106 km2410*106 km3615*106 km
radius:8425 km6299 km62643 km30437 km
mass:4784*1021 kg1999*1021 kg1966561*1021 kg225577*1021 kg
surface gravity: 4.49 m/s2
0.45 Earths
3.36 m/s2
0.34 Earths
33.4 m/s2
3.41 Earths
16.2 m/s2
1.65 Earths
escape velocity:8.706 km/s6.508 km/s64.73 km/s31.45 km/s
year: 918 LHB546.1 days
268 Earth days
1687 LHB546.2 days
703 Earth days
448098 LHB546.3 days
74683 Earth days
823212 LHB546.4 days
137202 Earth days
day:7 hrs10 hrs4 hrs4 hrs
axial tilt:15°20°56°
temperature:306 K
33 C
169 K
-104 C
1091 K
818 C
1675 K
1402 C
atmosphere:1% H2
1% He
71% N2
25% O2
2% CO2
0% other
4% H2
1% He
59% N2
34% O2
2% CO2
0% other
88% H2
12% He
0% other
91% H2
9% He
0% other
moons:26206640
rings:002018

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