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LAJ499: red dwarf star with 5 planets

  LAJ499.1  
LAJ499.2
 
LAJ499.3
 
LAJ499.4
 
LAJ499.5
 

Solar system 'LAJ499' comprises the star 'LAJ499' and the retinue of celestial objects gravitationally bound to it: 5 planets and their 372 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LAJ499', a red dwarf class star that contains about 99.69% of the system's known mass and dominates it gravitationally. LAJ499 is located more than 5305 lightyears from the center of the galaxy.

LAJ499.2, the second planet in this system, may feature life forms. Its average temperature is 316K (43C) and it's atmosphere contains 10% of oxygen. One year on LAJ499.2 lasts 514 days, one day lasts 31 hours. It's diameter is 6114 km, 0.4 times the diameter of the Earth.

This solar system comprises 5 planets

LAJ499.1 is a large terrestrial planet (7561 km radius) which orbits its star in 279 Earth days, one day on LAJ499.1 lasts 9 Earth hours. Its average temperature is 356 K (83 C), its atmosphere mainly consists of nitrogen, oxygen and it has 7 moons.
LAJ499.2 is a small terrestrial planet (3057 km radius) which orbits its star in 514 Earth days, one day on LAJ499.2 lasts 31 Earth hours. Its average temperature is 316 K (43 C), its atmosphere mainly consists of nitrogen and it has 1 moons.
LAJ499.3 is a medium gas giant (35259 km radius) which orbits its star in 10606 Earth days, one day on LAJ499.3 lasts 5 Earth hours. Its average temperature is 1388 K (1115 C), its atmosphere mainly consists of hydrogen and it has 138 moons.
LAJ499.4 is a large terrestrial planet (8619 km radius) which orbits its star in 19485 Earth days, one day on LAJ499.4 lasts 8 Earth hours. Its average temperature is 1072 K (799 C), its atmosphere mainly consists of hydrogen and it has 92 moons.
LAJ499.5 is a large gas giant (72338 km radius) which orbits its star in 142451 Earth days, one day on LAJ499.5 lasts 5 Earth hours. Its average temperature is 1750 K (1477 C), its atmosphere mainly consists of hydrogen, helium and it has 134 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:LAJ499.1LAJ499.2LAJ499.3LAJ499.4LAJ499.5
distance from star:58*106 km87*106 km656*106 km984*106 km3706*106 km
radius:7561 km3057 km35259 km8619 km72338 km
mass:3458*1021 kg228*1021 kg350671*1021 kg5122*1021 kg3028234*1021 kg
surface gravity: 4.03 m/s2
0.41 Earths
1.62 m/s2
0.16 Earths
18.8 m/s2
1.92 Earths
4.60 m/s2
0.47 Earths
38.6 m/s2
3.94 Earths
escape velocity:7.813 km/s3.155 km/s36.43 km/s8.906 km/s74.75 km/s
year: 744 LAJ499.1 days
279 Earth days
397 LAJ499.2 days
514 Earth days
50908 LAJ499.3 days
10606 Earth days
58455 LAJ499.4 days
19485 Earth days
683764 LAJ499.5 days
142451 Earth days
day:9 hrs31 hrs5 hrs8 hrs5 hrs
axial tilt:27°19°
temperature:356 K
83 C
316 K
43 C
1388 K
1115 C
1072 K
799 C
1750 K
1477 C
atmosphere:88% N2
12% O2
0% other
86% N2
10% O2
4% CO2
0% other
91% H2
9% He
0% other
92% H2
8% He
0% other
88% H2
12% He
0% other
moons:7113892134
rings:0413147

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