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LDE291: red dwarf star with 7 planets

  LDE291.1   LDE291.2   LDE291.3  
LDE291.4
 
LDE291.5
  LDE291.6   LDE291.7  

Solar system 'LDE291' comprises the star 'LDE291' and the retinue of celestial objects gravitationally bound to it: 7 planets and their 253 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LDE291', a red dwarf class star that contains about 98.63% of the system's known mass and dominates it gravitationally. LDE291 is located more than 3550 lightyears from the center of the galaxy.

This solar system comprises 7 planets

LDE291.1 is a small terrestrial planet (4304 km radius) which orbits its star in 76 Earth days, one day on LDE291.1 lasts 20 Earth hours. Its average temperature is 486 K (213 C), its atmosphere mainly consists of nitrogen and it has 0 moons.
LDE291.2 is a small terrestrial planet (3627 km radius) which orbits its star in 139 Earth days, one day on LDE291.2 lasts 26 Earth hours. Its average temperature is 432 K (159 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
LDE291.3 is a small terrestrial planet (3945 km radius) which orbits its star in 353 Earth days, one day on LDE291.3 lasts 23 Earth hours. Its average temperature is 188 K (-85 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
LDE291.4 is a large terrestrial planet (7225 km radius) which orbits its star in 803 Earth days, one day on LDE291.4 lasts 11 Earth hours. Its average temperature is 1816 K (1543 C), its atmosphere mainly consists of hydrogen and it has 8 moons.
LDE291.5 is a large terrestrial planet (7179 km radius) which orbits its star in 5529 Earth days, one day on LDE291.5 lasts 11 Earth hours. Its average temperature is 1948 K (1675 C), its atmosphere mainly consists of hydrogen and it has 65 moons.
LDE291.6 is a large gas giant (76540 km radius) which orbits its star in 14979 Earth days, one day on LDE291.6 lasts 7 Earth hours. Its average temperature is 1732 K (1459 C), its atmosphere mainly consists of hydrogen, helium and it has 127 moons.
LDE291.7 is a medium gas giant (25813 km radius) which orbits its star in 57882 Earth days, one day on LDE291.7 lasts 7 Earth hours. Its average temperature is 1004 K (731 C), its atmosphere mainly consists of hydrogen and it has 52 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:LDE291.1LDE291.2LDE291.3LDE291.4LDE291.5
distance from star:24*106 km36*106 km67*106 km117*106 km424*106 km
radius:4304 km3627 km3945 km7225 km7179 km
mass:637*1021 kg381*1021 kg491*1021 kg3017*1021 kg2959*1021 kg
surface gravity: 2.29 m/s2
0.23 Earths
1.93 m/s2
0.19 Earths
2.10 m/s2
0.21 Earths
3.85 m/s2
0.39 Earths
3.83 m/s2
0.39 Earths
escape velocity:4.444 km/s3.744 km/s4.076 km/s7.465 km/s7.417 km/s
year: 91 LDE291.1 days
76 Earth days
128 LDE291.2 days
139 Earth days
368 LDE291.3 days
353 Earth days
1752 LDE291.4 days
803 Earth days
12063 LDE291.5 days
5529 Earth days
day:20 hrs26 hrs23 hrs11 hrs11 hrs
axial tilt:28°16°
temperature:486 K
213 C
432 K
159 C
188 K
-85 C
1816 K
1543 C
1948 K
1675 C
atmosphere:90% N2
10% O2
0% other
3% H2
1% He
76% N2
20% O2
0% other
2% H2
3% He
53% N2
42% O2
0% other
93% H2
7% He
0% other
95% H2
5% He
0% other
moons:001865
rings:00017

planet:LDE291.6LDE291.7
distance from star:825*106 km2033*106 km
radius:76540 km25813 km
mass:3587198*1021 kg137595*1021 kg
surface gravity: 40.8 m/s2
4.17 Earths
13.7 m/s2
1.40 Earths
escape velocity:79.09 km/s26.67 km/s
year: 51356 LDE291.6 days
14979 Earth days
198452 LDE291.7 days
57882 Earth days
day:7 hrs7 hrs
axial tilt:
temperature:1732 K
1459 C
1004 K
731 C
atmosphere:85% H2
15% He
0% other
92% H2
8% He
0% other
moons:12752
rings:00

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