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UAJ749: red dwarf star with 4 planets

  UAJ749.1   UAJ749.2  
UAJ749.3
  UAJ749.4  

Solar system 'UAJ749' comprises the star 'UAJ749' and the retinue of celestial objects gravitationally bound to it: 4 planets and their 265 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'UAJ749', a red dwarf class star that contains about 99.6% of the system's known mass and dominates it gravitationally. UAJ749 is located more than 1903 lightyears from the center of the galaxy.

This solar system comprises 4 planets

UAJ749.1 is a small terrestrial planet (3877 km radius) which orbits its star in 121 Earth days, one day on UAJ749.1 lasts 20 Earth hours. Its average temperature is 696 K (423 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
UAJ749.2 is a medium terrestrial planet (5714 km radius) which orbits its star in 518 Earth days, one day on UAJ749.2 lasts 11 Earth hours. Its average temperature is 200 K (-73 C), its atmosphere mainly consists of nitrogen, oxygen and it has 7 moons.
UAJ749.3 is a medium gas giant (27777 km radius) which orbits its star in 22813 Earth days, one day on UAJ749.3 lasts 4 Earth hours. Its average temperature is 1688 K (1415 C), its atmosphere mainly consists of hydrogen, helium and it has 166 moons.
UAJ749.4 is a large gas giant (69169 km radius) which orbits its star in 100169 Earth days, one day on UAJ749.4 lasts 4 Earth hours. Its average temperature is 1858 K (1585 C), its atmosphere mainly consists of hydrogen, helium and it has 92 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:UAJ749.1UAJ749.2UAJ749.3UAJ749.4
distance from star:33*106 km87*106 km1093*106 km2931*106 km
radius:3877 km5714 km27777 km69169 km
mass:466*1021 kg1492*1021 kg171453*1021 kg2647429*1021 kg
surface gravity: 2.06 m/s2
0.21 Earths
3.04 m/s2
0.31 Earths
14.8 m/s2
1.51 Earths
36.9 m/s2
3.77 Earths
escape velocity:4.005 km/s5.903 km/s28.70 km/s71.47 km/s
year: 145 UAJ749.1 days
121 Earth days
1130 UAJ749.2 days
518 Earth days
136878 UAJ749.3 days
22813 Earth days
601014 UAJ749.4 days
100169 Earth days
day:20 hrs11 hrs4 hrs4 hrs
axial tilt:10°263°
temperature:696 K
423 C
200 K
-73 C
1688 K
1415 C
1858 K
1585 C
atmosphere:2% H2
2% He
66% N2
27% O2
3% CO2
0% other
1% H2
1% He
73% N2
23% O2
2% CO2
0% other
85% H2
15% He
0% other
82% H2
18% He
0% other
moons:0716692
rings:00170

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