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MJJ487: red dwarf star with 14 planets

  MJJ487.1   MJJ487.2   MJJ487.3   MJJ487.4  
MJJ487.5
  MJJ487.6  
MJJ487.7
 
MJJ487.8
 
MJJ487.9
  MJJ487.10  
MJJ487.11
 
MJJ487.12
 
MJJ487.13
 
MJJ487.14
 

Solar system 'MJJ487' comprises the star 'MJJ487' and the retinue of celestial objects gravitationally bound to it: 14 planets and their 912 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MJJ487', a red dwarf class star that contains about 99.13% of the system's known mass and dominates it gravitationally. MJJ487 is located more than 2611 lightyears from the center of the galaxy.

This solar system comprises 14 planets

MJJ487.1 is a small terrestrial planet (3301 km radius) which orbits its star in 73 Earth days, one day on MJJ487.1 lasts 37 Earth hours. Its average temperature is 1682 K (1409 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
MJJ487.2 is a medium terrestrial planet (5340 km radius) which orbits its star in 217 Earth days, one day on MJJ487.2 lasts 22 Earth hours. Its average temperature is 794 K (521 C), its atmosphere mainly consists of nitrogen and it has 5 moons.
MJJ487.3 is a very large terrestrial planet (11630 km radius) which orbits its star in 1117 Earth days, one day on MJJ487.3 lasts 15 Earth hours. Its average temperature is 134 K (-139 C), its atmosphere mainly consists of nitrogen and it has 35 moons.
MJJ487.4 is a medium terrestrial planet (5154 km radius) which orbits its star in 2052 Earth days, one day on MJJ487.4 lasts 23 Earth hours. Its average temperature is 79 K (-194 C), its atmosphere mainly consists of nitrogen, oxygen and it has 21 moons.
MJJ487.5 is a very large terrestrial planet (9549 km radius) which orbits its star in 3771 Earth days, one day on MJJ487.5 lasts 16 Earth hours. Its average temperature is 44 K (-229 C), its atmosphere mainly consists of nitrogen, oxygen and it has 28 moons.
MJJ487.6 is a very large terrestrial planet (10468 km radius) which orbits its star in 6928 Earth days, one day on MJJ487.6 lasts 16 Earth hours. Its average temperature is 23 K (-250 C), its atmosphere mainly consists of nitrogen and it has 17 moons.
MJJ487.7 is a large terrestrial planet (8505 km radius) which orbits its star in 12728 Earth days, one day on MJJ487.7 lasts 17 Earth hours. Its average temperature is 12 K (-261 C), its atmosphere mainly consists of nitrogen, oxygen and it has 23 moons.
MJJ487.8 is a medium gas giant (29058 km radius) which orbits its star in 23383 Earth days, one day on MJJ487.8 lasts 14 Earth hours. Its average temperature is 1272 K (999 C), its atmosphere mainly consists of hydrogen and it has 90 moons.
MJJ487.9 is a large gas giant (51613 km radius) which orbits its star in 43369 Earth days, one day on MJJ487.9 lasts 14 Earth hours. Its average temperature is 1066 K (793 C), its atmosphere mainly consists of hydrogen, helium and it has 105 moons.
MJJ487.10 is a medium gas giant (29120 km radius) which orbits its star in 79673 Earth days, one day on MJJ487.10 lasts 14 Earth hours. Its average temperature is 1650 K (1377 C), its atmosphere mainly consists of hydrogen, helium and it has 51 moons.
MJJ487.11 is a large gas giant (71400 km radius) which orbits its star in 276068 Earth days, one day on MJJ487.11 lasts 14 Earth hours. Its average temperature is 1567 K (1294 C), its atmosphere mainly consists of hydrogen, helium and it has 132 moons.
MJJ487.12 is a large gas giant (74362 km radius) which orbits its star in 507171 Earth days, one day on MJJ487.12 lasts 14 Earth hours. Its average temperature is 1766 K (1493 C), its atmosphere mainly consists of hydrogen and it has 111 moons.
MJJ487.13 is a huge terrestrial planet (13489 km radius) which orbits its star in 931732 Earth days, one day on MJJ487.13 lasts 15 Earth hours. Its average temperature is 1303 K (1030 C), its atmosphere mainly consists of hydrogen, helium and it has 154 moons.
MJJ487.14 is a huge terrestrial planet (13791 km radius) which orbits its star in 1711702 Earth days, one day on MJJ487.14 lasts 15 Earth hours. Its average temperature is 1294 K (1021 C), its atmosphere mainly consists of hydrogen and it has 140 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:MJJ487.1MJJ487.2MJJ487.3MJJ487.4MJJ487.5
distance from star:23*106 km49*106 km146*106 km219*106 km329*106 km
radius:3301 km5340 km11630 km5154 km9549 km
mass:287*1021 kg1218*1021 kg12584*1021 kg1095*1021 kg6965*1021 kg
surface gravity: 1.75 m/s2
0.17 Earths
2.85 m/s2
0.29 Earths
6.20 m/s2
0.63 Earths
2.75 m/s2
0.28 Earths
5.09 m/s2
0.52 Earths
escape velocity:3.406 km/s5.517 km/s12.01 km/s5.325 km/s9.867 km/s
year: 47 MJJ487.1 days
73 Earth days
236 MJJ487.2 days
217 Earth days
1787 MJJ487.3 days
1117 Earth days
2141 MJJ487.4 days
2052 Earth days
5656 MJJ487.5 days
3771 Earth days
day:37 hrs22 hrs15 hrs23 hrs16 hrs
axial tilt:11°145°22°11°
temperature:1682 K
1409 C
794 K
521 C
134 K
-139 C
79 K
-194 C
44 K
-229 C
atmosphere:3% H2
1% He
52% N2
43% O2
1% CO2
0% other
89% N2
10% O2
1% CO2
0% other
83% N2
10% O2
7% CO2
0% other
1% H2
1% He
66% N2
32% O2
0% other
1% He
70% N2
29% O2
0% other
moons:05352128
rings:00006

planet:MJJ487.6MJJ487.7MJJ487.8MJJ487.9MJJ487.10
distance from star:493*106 km740*106 km1111*106 km1677*106 km2516*106 km
radius:10468 km8505 km29058 km51613 km29120 km
mass:9176*1021 kg4921*1021 kg196285*1021 kg1099935*1021 kg197544*1021 kg
surface gravity: 5.58 m/s2
0.57 Earths
4.54 m/s2
0.46 Earths
15.5 m/s2
1.58 Earths
27.5 m/s2
2.81 Earths
15.5 m/s2
1.58 Earths
escape velocity:10.81 km/s8.788 km/s30.02 km/s53.33 km/s30.09 km/s
year: 10392 MJJ487.6 days
6928 Earth days
17968 MJJ487.7 days
12728 Earth days
40085 MJJ487.8 days
23383 Earth days
74346 MJJ487.9 days
43369 Earth days
136582 MJJ487.10 days
79673 Earth days
day:16 hrs17 hrs14 hrs14 hrs14 hrs
axial tilt:230°11°42°
temperature:23 K
-250 C
12 K
-261 C
1272 K
999 C
1066 K
793 C
1650 K
1377 C
atmosphere:89% N2
8% O2
3% CO2
0% other
81% N2
13% O2
6% CO2
0% other
91% H2
9% He
0% other
89% H2
11% He
0% other
77% H2
23% He
0% other
moons:17239010551
rings:01570

planet:MJJ487.11MJJ487.12MJJ487.13MJJ487.14
distance from star:5761*106 km8642*106 km12964*106 km19446*106 km
radius:71400 km74362 km13489 km13791 km
mass:2911954*1021 kg3289600*1021 kg19634*1021 kg20983*1021 kg
surface gravity: 38.1 m/s2
3.89 Earths
39.7 m/s2
4.05 Earths
7.20 m/s2
0.73 Earths
7.36 m/s2
0.75 Earths
escape velocity:73.78 km/s76.84 km/s13.93 km/s14.25 km/s
year: 473259 MJJ487.11 days
276068 Earth days
869436 MJJ487.12 days
507171 Earth days
1490771 MJJ487.13 days
931732 Earth days
2738723 MJJ487.14 days
1711702 Earth days
day:14 hrs14 hrs15 hrs15 hrs
axial tilt:82°63°
temperature:1567 K
1294 C
1766 K
1493 C
1303 K
1030 C
1294 K
1021 C
atmosphere:78% H2
22% He
0% other
94% H2
6% He
0% other
76% H2
24% He
0% other
91% H2
9% He
0% other
moons:132111154140
rings:1224416

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