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WJJ763: red dwarf star with 7 planets

  WJJ763.1   WJJ763.2   WJJ763.3   WJJ763.4   WJJ763.5   WJJ763.6  
WJJ763.7
 

Solar system 'WJJ763' comprises the star 'WJJ763' and the retinue of celestial objects gravitationally bound to it: 7 planets and their 281 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'WJJ763', a red dwarf class star that contains about 99.86% of the system's known mass and dominates it gravitationally. WJJ763 is located more than 5285 lightyears from the center of the galaxy.

This solar system comprises 7 planets

WJJ763.1 is a small terrestrial planet (4510 km radius) which orbits its star in 40 Earth days, one day on WJJ763.1 lasts 19 Earth hours. Its average temperature is 1487 K (1214 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
WJJ763.2 is a very small terrestrial planet (2829 km radius) which orbits its star in 119 Earth days, one day on WJJ763.2 lasts 38 Earth hours. Its average temperature is 1388 K (1115 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
WJJ763.3 is a very small terrestrial planet (2577 km radius) which orbits its star in 219 Earth days, one day on WJJ763.3 lasts 44 Earth hours. Its average temperature is 925 K (652 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
WJJ763.4 is a large terrestrial planet (7407 km radius) which orbits its star in 402 Earth days, one day on WJJ763.4 lasts 11 Earth hours. Its average temperature is 548 K (275 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 4 moons.
WJJ763.5 is a very large terrestrial planet (10148 km radius) which orbits its star in 1172 Earth days, one day on WJJ763.5 lasts 9 Earth hours. Its average temperature is 164 K (-109 C), its atmosphere mainly consists of nitrogen, oxygen and it has 34 moons.
WJJ763.6 is a large gas giant (40450 km radius) which orbits its star in 10854 Earth days, one day on WJJ763.6 lasts 7 Earth hours. Its average temperature is 1961 K (1688 C), its atmosphere mainly consists of hydrogen and it has 139 moons.
WJJ763.7 is a medium gas giant (36680 km radius) which orbits its star in 50966 Earth days, one day on WJJ763.7 lasts 7 Earth hours. Its average temperature is 1007 K (734 C), its atmosphere mainly consists of hydrogen, helium and it has 104 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:WJJ763.1WJJ763.2WJJ763.3WJJ763.4WJJ763.5
distance from star:15*106 km32*106 km49*106 km74*106 km151*106 km
radius:4510 km2829 km2577 km7407 km10148 km
mass:733*1021 kg181*1021 kg136*1021 kg3251*1021 kg8360*1021 kg
surface gravity: 2.40 m/s2
0.24 Earths
1.50 m/s2
0.15 Earths
1.36 m/s2
0.13 Earths
3.95 m/s2
0.40 Earths
5.41 m/s2
0.55 Earths
escape velocity:4.657 km/s2.922 km/s2.654 km/s7.654 km/s10.48 km/s
year: 50 WJJ763.1 days
40 Earth days
75 WJJ763.2 days
119 Earth days
119 WJJ763.3 days
219 Earth days
877 WJJ763.4 days
402 Earth days
3125 WJJ763.5 days
1172 Earth days
day:19 hrs38 hrs44 hrs11 hrs9 hrs
axial tilt:29°118°30°13°
temperature:1487 K
1214 C
1388 K
1115 C
925 K
652 C
548 K
275 C
164 K
-109 C
atmosphere:73% N2
26% O2
1% CO2
0% other
7% H2
2% He
63% N2
28% O2
0% other
4% H2
1% He
69% N2
24% O2
2% CO2
0% other
15% H2
2% He
40% N2
42% O2
1% CO2
0% other
2% He
65% N2
32% O2
1% CO2
0% other
moons:000434
rings:00000

planet:WJJ763.6WJJ763.7
distance from star:666*106 km1868*106 km
radius:40450 km36680 km
mass:529475*1021 kg394800*1021 kg
surface gravity: 21.5 m/s2
2.19 Earths
19.5 m/s2
1.99 Earths
escape velocity:41.80 km/s37.90 km/s
year: 37213 WJJ763.6 days
10854 Earth days
174740 WJJ763.7 days
50966 Earth days
day:7 hrs7 hrs
axial tilt:
temperature:1961 K
1688 C
1007 K
734 C
atmosphere:94% H2
6% He
0% other
85% H2
15% He
0% other
moons:139104
rings:07

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