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LDA409: red dwarf star with 7 planets

  LDA409.1   LDA409.2   LDA409.3   LDA409.4  
LDA409.5
 
LDA409.6
  LDA409.7  

Solar system 'LDA409' comprises the star 'LDA409' and the retinue of celestial objects gravitationally bound to it: 7 planets and their 422 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LDA409', a red dwarf class star that contains about 99.67% of the system's known mass and dominates it gravitationally. LDA409 is located more than 2475 lightyears from the center of the galaxy.

This solar system comprises 7 planets

LDA409.1 is a very large terrestrial planet (9212 km radius) which orbits its star in 455 Earth days, one day on LDA409.1 lasts 9 Earth hours. Its average temperature is 129 K (-144 C), its atmosphere mainly consists of nitrogen, oxygen and it has 10 moons.
LDA409.2 is a medium terrestrial planet (5505 km radius) which orbits its star in 836 Earth days, one day on LDA409.2 lasts 15 Earth hours. Its average temperature is 115 K (-158 C), its atmosphere mainly consists of nitrogen and it has 10 moons.
LDA409.3 is a very large terrestrial planet (10064 km radius) which orbits its star in 1836 Earth days, one day on LDA409.3 lasts 9 Earth hours. Its average temperature is 60 K (-213 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
LDA409.4 is a large terrestrial planet (7686 km radius) which orbits its star in 3374 Earth days, one day on LDA409.4 lasts 11 Earth hours. Its average temperature is 35 K (-238 C), its atmosphere mainly consists of nitrogen, oxygen and it has 29 moons.
LDA409.5 is a medium gas giant (34609 km radius) which orbits its star in 56617 Earth days, one day on LDA409.5 lasts 7 Earth hours. Its average temperature is 1438 K (1165 C), its atmosphere mainly consists of hydrogen, helium and it has 104 moons.
LDA409.6 is a large gas giant (47544 km radius) which orbits its star in 162319 Earth days, one day on LDA409.6 lasts 7 Earth hours. Its average temperature is 1692 K (1419 C), its atmosphere mainly consists of hydrogen and it has 136 moons.
LDA409.7 is a large gas giant (55466 km radius) which orbits its star in 298199 Earth days, one day on LDA409.7 lasts 7 Earth hours. Its average temperature is 1567 K (1294 C), its atmosphere mainly consists of hydrogen, helium and it has 133 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:LDA409.1LDA409.2LDA409.3LDA409.4LDA409.5
distance from star:80*106 km120*106 km203*106 km305*106 km2003*106 km
radius:9212 km5505 km10064 km7686 km34609 km
mass:6253*1021 kg1334*1021 kg8154*1021 kg3632*1021 kg331632*1021 kg
surface gravity: 4.91 m/s2
0.50 Earths
2.93 m/s2
0.29 Earths
5.37 m/s2
0.54 Earths
4.10 m/s2
0.41 Earths
18.4 m/s2
1.88 Earths
escape velocity:9.518 km/s5.687 km/s10.39 km/s7.942 km/s35.76 km/s
year: 1213 LDA409.1 days
455 Earth days
1337 LDA409.2 days
836 Earth days
4896 LDA409.3 days
1836 Earth days
7361 LDA409.4 days
3374 Earth days
194115 LDA409.5 days
56617 Earth days
day:9 hrs15 hrs9 hrs11 hrs7 hrs
axial tilt:267°234°196°23°
temperature:129 K
-144 C
115 K
-158 C
60 K
-213 C
35 K
-238 C
1438 K
1165 C
atmosphere:66% N2
33% O2
1% CO2
0% other
94% N2
6% O2
0% other
1% He
63% N2
35% O2
1% CO2
0% other
65% N2
34% O2
1% CO2
0% other
78% H2
22% He
0% other
moons:1010029104
rings:000014

planet:LDA409.6LDA409.7
distance from star:4043*106 km6065*106 km
radius:47544 km55466 km
mass:859759*1021 kg1365119*1021 kg
surface gravity: 25.3 m/s2
2.58 Earths
29.6 m/s2
3.02 Earths
escape velocity:49.13 km/s57.31 km/s
year: 556522 LDA409.6 days
162319 Earth days
1022396 LDA409.7 days
298199 Earth days
day:7 hrs7 hrs
axial tilt:28°
temperature:1692 K
1419 C
1567 K
1294 C
atmosphere:97% H2
3% He
0% other
86% H2
14% He
0% other
moons:136133
rings:170

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