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LAD281: red dwarf star with 6 planets

  LAD281.1   LAD281.2  
LAD281.3
 
LAD281.4
 
LAD281.5
 
LAD281.6
 

Solar system 'LAD281' comprises the star 'LAD281' and the retinue of celestial objects gravitationally bound to it: 6 planets and their 540 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LAD281', a red dwarf class star that contains about 99.55% of the system's known mass and dominates it gravitationally. LAD281 is located more than 5362 lightyears from the center of the galaxy.

LAD281.1, the first planet in this system, may feature life forms. Its average temperature is 342K (69C) and it's atmosphere contains 40% of oxygen. One year on LAD281.1 lasts 256 days, one day lasts 13 hours. It's diameter is 11842 km, 0.9 times the diameter of the Earth.

LAD281.2, the second planet in this system, may feature life forms. Its average temperature is 253K (-20C) and it's atmosphere contains 38% of oxygen. One year on LAD281.2 lasts 541 days, one day lasts 21 hours. It's diameter is 8122 km, 0.6 times the diameter of the Earth.

This solar system comprises 6 planets

LAD281.1 is a medium terrestrial planet (5921 km radius) which orbits its star in 256 Earth days, one day on LAD281.1 lasts 13 Earth hours. Its average temperature is 342 K (69 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 9 moons.
LAD281.2 is a small terrestrial planet (4061 km radius) which orbits its star in 541 Earth days, one day on LAD281.2 lasts 21 Earth hours. Its average temperature is 253 K (-20 C), its atmosphere mainly consists of nitrogen, oxygen and it has 3 moons.
LAD281.3 is a medium gas giant (33173 km radius) which orbits its star in 3608 Earth days, one day on LAD281.3 lasts 6 Earth hours. Its average temperature is 1149 K (876 C), its atmosphere mainly consists of hydrogen and it has 121 moons.
LAD281.4 is a large gas giant (48405 km radius) which orbits its star in 26807 Earth days, one day on LAD281.4 lasts 6 Earth hours. Its average temperature is 1043 K (770 C), its atmosphere mainly consists of hydrogen, helium and it has 103 moons.
LAD281.5 is a medium gas giant (27743 km radius) which orbits its star in 81944 Earth days, one day on LAD281.5 lasts 6 Earth hours. Its average temperature is 1664 K (1391 C), its atmosphere mainly consists of hydrogen, helium and it has 169 moons.
LAD281.6 is a large gas giant (71164 km radius) which orbits its star in 150541 Earth days, one day on LAD281.6 lasts 6 Earth hours. Its average temperature is 1639 K (1366 C), its atmosphere mainly consists of hydrogen and it has 135 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:LAD281.1LAD281.2LAD281.3LAD281.4LAD281.5
distance from star:54*106 km90*106 km319*106 km1217*106 km2563*106 km
radius:5921 km4061 km33173 km48405 km27743 km
mass:1660*1021 kg535*1021 kg292041*1021 kg907320*1021 kg170824*1021 kg
surface gravity: 3.16 m/s2
0.32 Earths
2.16 m/s2
0.22 Earths
17.7 m/s2
1.80 Earths
25.8 m/s2
2.63 Earths
14.8 m/s2
1.51 Earths
escape velocity:6.117 km/s4.193 km/s34.28 km/s50.02 km/s28.66 km/s
year: 472 LAD281.1 days
256 Earth days
618 LAD281.2 days
541 Earth days
14432 LAD281.3 days
3608 Earth days
107228 LAD281.4 days
26807 Earth days
327776 LAD281.5 days
81944 Earth days
day:13 hrs21 hrs6 hrs6 hrs6 hrs
axial tilt:173°114°40°
temperature:342 K
69 C
253 K
-20 C
1149 K
876 C
1043 K
770 C
1664 K
1391 C
atmosphere:11% H2
2% He
45% N2
40% O2
2% CO2
0% other
6% H2
3% He
53% N2
38% O2
0% other
96% H2
4% He
0% other
82% H2
18% He
0% other
85% H2
15% He
0% other
moons:93121103169
rings:0071319

planet:LAD281.6
distance from star:3845*106 km
radius:71164 km
mass:2883175*1021 kg
surface gravity: 37.9 m/s2
3.87 Earths
escape velocity:73.53 km/s
year: 602164 LAD281.6 days
150541 Earth days
day:6 hrs
axial tilt:
temperature:1639 K
1366 C
atmosphere:93% H2
7% He
0% other
moons:135
rings:18

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