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LDH426: yellow dwarf star with 4 planets

 
LDH426.1
  LDH426.2   LDH426.3   LDH426.4  

Solar system 'LDH426' is a dual star system that comprises the stars 'LDH426.A' and 'LDH426.B' and the retinue of celestial objects gravitationally bound to them: 4 planets and their 165 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'LDH426.A' and 'LDH426.B' that dominate it gravitationally. 'LDH426.A' is a yellow dwarf class star that contains about 99% of the system's known mass, 'LDH426.B' is a brown dwarf class star that contains about 0% of the system's known mass.

System 'LDH426' is located more than 3830 lightyears from the center of the galaxy.

LDH426.2, the second planet in this system, may feature life forms. Its average temperature is 335K (62C) and it's atmosphere contains 26% of oxygen. One year on LDH426.2 lasts 676 days, one day lasts 7 hours. It's diameter is 17522 km, 1.3 times the diameter of the Earth.

This solar system comprises 4 planets

LDH426.1 is a medium terrestrial planet (6558 km radius) which orbits its star in 56 Earth days, one day on LDH426.1 lasts 9 Earth hours. Its average temperature is 1141 K (868 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
LDH426.2 is a large terrestrial planet (8761 km radius) which orbits its star in 676 Earth days, one day on LDH426.2 lasts 7 Earth hours. Its average temperature is 335 K (62 C), its atmosphere mainly consists of nitrogen, oxygen and it has 34 moons.
LDH426.3 is a medium gas giant (28363 km radius) which orbits its star in 17423 Earth days, one day on LDH426.3 lasts 4 Earth hours. Its average temperature is 1225 K (952 C), its atmosphere mainly consists of hydrogen, helium and it has 83 moons.
LDH426.4 is a large terrestrial planet (8297 km radius) which orbits its star in 22903 Earth days, one day on LDH426.4 lasts 7 Earth hours. Its average temperature is 1194 K (921 C), its atmosphere mainly consists of and it has 47 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:LDH426.1LDH426.2LDH426.3LDH426.4
distance from star:20*106 km104*106 km913*106 km1096*106 km
radius:6558 km8761 km28363 km8297 km
mass:2256*1021 kg5379*1021 kg182535*1021 kg4569*1021 kg
surface gravity: 3.50 m/s2
0.35 Earths
4.67 m/s2
0.47 Earths
15.1 m/s2
1.54 Earths
4.42 m/s2
0.45 Earths
escape velocity:6.776 km/s9.052 km/s29.30 km/s8.573 km/s
year: 149 LDH426.1 days
56 Earth days
2317 LDH426.2 days
676 Earth days
104538 LDH426.3 days
17423 Earth days
78524 LDH426.4 days
22903 Earth days
day:9 hrs7 hrs4 hrs7 hrs
axial tilt:11°76°30°
temperature:1141 K
868 C
335 K
62 C
1225 K
952 C
1194 K
921 C
atmosphere:84% N2
13% O2
3% CO2
0% other
2% H2
1% He
70% N2
26% O2
1% CO2
0% other
77% H2
23% He
0% other
100% other
moons:1348347
rings:1000

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