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MJJ503: red dwarf star with 2 planets


Solar system 'MJJ503' comprises the star 'MJJ503' and the retinue of celestial objects gravitationally bound to it: 2 planets and their 284 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MJJ503', a red dwarf class star that contains about 99.48% of the system's known mass and dominates it gravitationally. MJJ503 is located more than 2611 lightyears from the center of the galaxy.

This solar system comprises 2 planets

MJJ503.1 is a large gas giant (69192 km radius) which orbits its star in 103107 Earth days, one day on MJJ503.1 lasts 2 Earth hours. Its average temperature is 1202 K (929 C), its atmosphere mainly consists of hydrogen and it has 151 moons.
MJJ503.2 is a large gas giant (65852 km radius) which orbits its star in 189420 Earth days, one day on MJJ503.2 lasts 2 Earth hours. Its average temperature is 1526 K (1253 C), its atmosphere mainly consists of hydrogen, helium and it has 133 moons.
More planetary details...


Planetary Orbits


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Planetary Statistics

distance from star:2988*106 km4482*106 km
radius:69192 km65852 km
mass:2650071*1021 kg2284530*1021 kg
surface gravity: 36.9 m/s2
3.77 Earths
35.1 m/s2
3.58 Earths
escape velocity:71.50 km/s68.05 km/s
year: 1237284 MJJ503.1 days
103107 Earth days
2273040 MJJ503.2 days
189420 Earth days
day:2 hrs2 hrs
axial tilt:28°
temperature:1202 K
929 C
1526 K
1253 C
atmosphere:95% H2
5% He
0% other
88% H2
12% He
0% other

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