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LJF120: yellow dwarf star with 5 planets

  LJF120.1   LJF120.2   LJF120.3   LJF120.4   LJF120.5  

Solar system 'LJF120' comprises the star 'LJF120' and the retinue of celestial objects gravitationally bound to it: 5 planets and their 105 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LJF120', a yellow dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. LJF120 is located more than 2031 lightyears from the center of the galaxy.

This solar system comprises 5 planets

LJF120.1 is a large terrestrial planet (8432 km radius) which orbits its star in 49 Earth days, one day on LJF120.1 lasts 8 Earth hours. Its average temperature is 1761 K (1488 C), its atmosphere mainly consists of nitrogen, oxygen and it has 4 moons.
LJF120.2 is a very large terrestrial planet (10953 km radius) which orbits its star in 323 Earth days, one day on LJF120.2 lasts 7 Earth hours. Its average temperature is 583 K (310 C), its atmosphere mainly consists of nitrogen, oxygen and it has 17 moons.
LJF120.3 is a very large terrestrial planet (10567 km radius) which orbits its star in 593 Earth days, one day on LJF120.3 lasts 7 Earth hours. Its average temperature is 388 K (115 C), its atmosphere mainly consists of nitrogen, oxygen and it has 42 moons.
LJF120.4 is a very large terrestrial planet (11496 km radius) which orbits its star in 1613 Earth days, one day on LJF120.4 lasts 6 Earth hours. Its average temperature is 136 K (-137 C), its atmosphere mainly consists of nitrogen, oxygen and it has 40 moons.
LJF120.5 is a very small terrestrial planet (2543 km radius) which orbits its star in 2964 Earth days, one day on LJF120.5 lasts 43 Earth hours. Its average temperature is 75 K (-198 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:LJF120.1LJF120.2LJF120.3LJF120.4LJF120.5
distance from star:18*106 km63*106 km95*106 km186*106 km280*106 km
radius:8432 km10953 km10567 km11496 km2543 km
mass:4796*1021 kg10512*1021 kg9439*1021 kg12154*1021 kg131*1021 kg
surface gravity: 4.50 m/s2
0.46 Earths
5.84 m/s2
0.59 Earths
5.64 m/s2
0.57 Earths
6.13 m/s2
0.62 Earths
1.35 m/s2
0.13 Earths
escape velocity:8.713 km/s11.31 km/s10.91 km/s11.87 km/s2.622 km/s
year: 147 LJF120.1 days
49 Earth days
1107 LJF120.2 days
323 Earth days
2033 LJF120.3 days
593 Earth days
6452 LJF120.4 days
1613 Earth days
1654 LJF120.5 days
2964 Earth days
day:8 hrs7 hrs7 hrs6 hrs43 hrs
axial tilt:20°13°21°10°23°
temperature:1761 K
1488 C
583 K
310 C
388 K
115 C
136 K
-137 C
75 K
-198 C
atmosphere:3% H2
1% He
50% N2
45% O2
1% CO2
0% other
7% H2
2% He
60% N2
31% O2
0% other
63% N2
37% O2
0% other
83% N2
17% O2
0% other
1% He
83% N2
15% O2
1% CO2
0% other
moons:41742402
rings:00000

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