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LDC742: red dwarf star with 8 planets

  LDC742.1   LDC742.2   LDC742.3   LDC742.4  
LDC742.5
  LDC742.6   LDC742.7   LDC742.8  

Solar system 'LDC742' comprises the star 'LDC742' and the retinue of celestial objects gravitationally bound to it: 8 planets and their 106 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LDC742', a red dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. LDC742 is located more than 3475 lightyears from the center of the galaxy.

This solar system comprises 8 planets

LDC742.1 is a medium terrestrial planet (5442 km radius) which orbits its star in 4 Earth days, one day on LDC742.1 lasts 16 Earth hours. Its average temperature is 1685 K (1412 C), its atmosphere mainly consists of nitrogen and it has 0 moons.
LDC742.2 is a small terrestrial planet (3144 km radius) which orbits its star in 81 Earth days, one day on LDC742.2 lasts 33 Earth hours. Its average temperature is 1101 K (828 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
LDC742.3 is a large terrestrial planet (7861 km radius) which orbits its star in 599 Earth days, one day on LDC742.3 lasts 12 Earth hours. Its average temperature is 231 K (-42 C), its atmosphere mainly consists of nitrogen and it has 24 moons.
LDC742.4 is a very large terrestrial planet (9837 km radius) which orbits its star in 1385 Earth days, one day on LDC742.4 lasts 10 Earth hours. Its average temperature is 100 K (-173 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 23 moons.
LDC742.5 is a small terrestrial planet (3729 km radius) which orbits its star in 2545 Earth days, one day on LDC742.5 lasts 26 Earth hours. Its average temperature is 56 K (-217 C), its atmosphere mainly consists of nitrogen, oxygen and it has 9 moons.
LDC742.6 is a very large terrestrial planet (9727 km radius) which orbits its star in 4676 Earth days, one day on LDC742.6 lasts 10 Earth hours. Its average temperature is 29 K (-244 C), its atmosphere mainly consists of nitrogen, oxygen and it has 17 moons.
LDC742.7 is a very large terrestrial planet (10407 km radius) which orbits its star in 8591 Earth days, one day on LDC742.7 lasts 10 Earth hours. Its average temperature is 15 K (-258 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 28 moons.
LDC742.8 is a small terrestrial planet (3178 km radius) which orbits its star in 11293 Earth days, one day on LDC742.8 lasts 32 Earth hours. Its average temperature is 1361 K (1088 C), its atmosphere mainly consists of and it has 5 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:LDC742.1LDC742.2LDC742.3LDC742.4LDC742.5
distance from star:3*106 km25*106 km96*106 km168*106 km253*106 km
radius:5442 km3144 km7861 km9837 km3729 km
mass:1289*1021 kg248*1021 kg3886*1021 kg7615*1021 kg414*1021 kg
surface gravity: 2.90 m/s2
0.29 Earths
1.67 m/s2
0.17 Earths
4.19 m/s2
0.42 Earths
5.25 m/s2
0.53 Earths
1.98 m/s2
0.20 Earths
escape velocity:5.622 km/s3.244 km/s8.123 km/s10.16 km/s3.849 km/s
year: 6 LDC742.1 days
4 Earth days
58 LDC742.2 days
81 Earth days
1198 LDC742.3 days
599 Earth days
3324 LDC742.4 days
1385 Earth days
2349 LDC742.5 days
2545 Earth days
day:16 hrs33 hrs12 hrs10 hrs26 hrs
axial tilt:19°10°20°
temperature:1685 K
1412 C
1101 K
828 C
231 K
-42 C
100 K
-173 C
56 K
-217 C
atmosphere:85% N2
5% O2
10% CO2
0% other
3% H2
1% He
74% N2
19% O2
3% CO2
0% other
88% N2
10% O2
2% CO2
0% other
65% N2
1% O2
34% CO2
0% other
71% N2
28% O2
1% CO2
0% other
moons:0024239
rings:00001

planet:LDC742.6LDC742.7LDC742.8
distance from star:380*106 km570*106 km684*106 km
radius:9727 km10407 km3178 km
mass:7362*1021 kg9017*1021 kg256*1021 kg
surface gravity: 5.19 m/s2
0.53 Earths
5.55 m/s2
0.56 Earths
1.69 m/s2
0.17 Earths
escape velocity:10.05 km/s10.75 km/s3.279 km/s
year: 11222 LDC742.6 days
4676 Earth days
20618 LDC742.7 days
8591 Earth days
8469 LDC742.8 days
11293 Earth days
day:10 hrs10 hrs32 hrs
axial tilt:21°215°12°
temperature:29 K
-244 C
15 K
-258 C
1361 K
1088 C
atmosphere:8% H2
4% He
42% N2
46% O2
0% other
11% H2
3% He
45% N2
39% O2
2% CO2
0% other
100% other
moons:17285
rings:000

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