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WKJ989: red dwarf star with 6 planets

  WKJ989.1  
WKJ989.2
  WKJ989.3   WKJ989.4   WKJ989.5   WKJ989.6  

Solar system 'WKJ989' comprises the star 'WKJ989' and the retinue of celestial objects gravitationally bound to it: 6 planets and their 144 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'WKJ989', a red dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. WKJ989 is located more than 4514 lightyears from the center of the galaxy.

WKJ989.4, the fourth planet in this system, may feature life forms. Its average temperature is 314K (41C) and it's atmosphere contains 44% of oxygen. One year on WKJ989.4 lasts 564 days, one day lasts 7 hours. It's diameter is 23412 km, 1.8 times the diameter of the Earth.

This solar system comprises 6 planets

WKJ989.1 is a large terrestrial planet (8074 km radius) which orbits its star in 81 Earth days, one day on WKJ989.1 lasts 9 Earth hours. Its average temperature is 1030 K (757 C), its atmosphere mainly consists of nitrogen, oxygen and it has 10 moons.
WKJ989.2 is a very large terrestrial planet (9501 km radius) which orbits its star in 150 Earth days, one day on WKJ989.2 lasts 8 Earth hours. Its average temperature is 916 K (643 C), its atmosphere mainly consists of nitrogen, oxygen and it has 12 moons.
WKJ989.3 is a very large terrestrial planet (9357 km radius) which orbits its star in 276 Earth days, one day on WKJ989.3 lasts 8 Earth hours. Its average temperature is 610 K (337 C), its atmosphere mainly consists of nitrogen, oxygen and it has 26 moons.
WKJ989.4 is a very large terrestrial planet (11706 km radius) which orbits its star in 564 Earth days, one day on WKJ989.4 lasts 7 Earth hours. Its average temperature is 314 K (41 C), its atmosphere mainly consists of nitrogen, oxygen and it has 38 moons.
WKJ989.5 is a large terrestrial planet (8648 km radius) which orbits its star in 1263 Earth days, one day on WKJ989.5 lasts 9 Earth hours. Its average temperature is 134 K (-139 C), its atmosphere mainly consists of nitrogen, oxygen and it has 44 moons.
WKJ989.6 is a medium terrestrial planet (5445 km radius) which orbits its star in 1660 Earth days, one day on WKJ989.6 lasts 14 Earth hours. Its average temperature is 1660 K (1387 C), its atmosphere mainly consists of and it has 14 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:WKJ989.1WKJ989.2WKJ989.3WKJ989.4WKJ989.5
distance from star:25*106 km38*106 km57*106 km92*106 km158*106 km
radius:8074 km9501 km9357 km11706 km8648 km
mass:4210*1021 kg6861*1021 kg6553*1021 kg12832*1021 kg5174*1021 kg
surface gravity: 4.31 m/s2
0.44 Earths
5.07 m/s2
0.51 Earths
4.99 m/s2
0.51 Earths
6.25 m/s2
0.63 Earths
4.61 m/s2
0.47 Earths
escape velocity:8.342 km/s9.818 km/s9.668 km/s12.09 km/s8.936 km/s
year: 216 WKJ989.1 days
81 Earth days
450 WKJ989.2 days
150 Earth days
828 WKJ989.3 days
276 Earth days
1933 WKJ989.4 days
564 Earth days
3368 WKJ989.5 days
1263 Earth days
day:9 hrs8 hrs8 hrs7 hrs9 hrs
axial tilt:11°15°25°13°
temperature:1030 K
757 C
916 K
643 C
610 K
337 C
314 K
41 C
134 K
-139 C
atmosphere:1% H2
1% He
53% N2
44% O2
1% CO2
0% other
6% H2
3% He
49% N2
42% O2
0% other
80% N2
16% O2
4% CO2
0% other
2% H2
3% He
51% N2
44% O2
0% other
53% N2
46% O2
1% CO2
0% other
moons:1012263844
rings:04000

planet:WKJ989.6
distance from star:190*106 km
radius:5445 km
mass:1291*1021 kg
surface gravity: 2.90 m/s2
0.29 Earths
escape velocity:5.625 km/s
year: 2845 WKJ989.6 days
1660 Earth days
day:14 hrs
axial tilt:113°
temperature:1660 K
1387 C
atmosphere:100% other
moons:14
rings:0

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