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LAJ491: red giant star with 3 planets

  LAJ491.1   LAJ491.2  
LAJ491.3
 

Solar system 'LAJ491' comprises the star 'LAJ491' and the retinue of celestial objects gravitationally bound to it: 3 planets and their 167 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LAJ491', a red giant class star that contains about 99.97% of the system's known mass and dominates it gravitationally. LAJ491 is located more than 5392 lightyears from the center of the galaxy.

This solar system comprises 3 planets

LAJ491.1 is a very small terrestrial planet (2034 km radius) which orbits its star in 22 Earth days, one day on LAJ491.1 lasts 63 Earth hours. Its average temperature is 1652 K (1379 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
LAJ491.2 is a very large terrestrial planet (11734 km radius) which orbits its star in 319 Earth days, one day on LAJ491.2 lasts 4 Earth hours. Its average temperature is 1533 K (1260 C), its atmosphere mainly consists of nitrogen, oxygen and it has 22 moons.
LAJ491.3 is a large gas giant (72647 km radius) which orbits its star in 23534 Earth days, one day on LAJ491.3 lasts 3 Earth hours. Its average temperature is 1079 K (806 C), its atmosphere mainly consists of hydrogen and it has 145 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:LAJ491.1LAJ491.2LAJ491.3
distance from star:10*106 km63*106 km1116*106 km
radius:2034 km11734 km72647 km
mass:67*1021 kg12924*1021 kg3067206*1021 kg
surface gravity: 1.08 m/s2
0.11 Earths
6.26 m/s2
0.64 Earths
38.7 m/s2
3.95 Earths
escape velocity:2.096 km/s12.12 km/s75.07 km/s
year: 8 LAJ491.1 days
22 Earth days
1914 LAJ491.2 days
319 Earth days
188272 LAJ491.3 days
23534 Earth days
day:63 hrs4 hrs3 hrs
axial tilt:121°284°
temperature:1652 K
1379 C
1533 K
1260 C
1079 K
806 C
atmosphere:9% H2
2% He
60% N2
29% O2
0% other
70% N2
29% O2
1% CO2
0% other
93% H2
7% He
0% other
moons:022145
rings:0022

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