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LAK290: yellow dwarf star with 18 planets

  LAK290.1   LAK290.2   LAK290.3   LAK290.4   LAK290.5   LAK290.6   LAK290.7   LAK290.8   LAK290.9   LAK290.10   LAK290.11  
LAK290.12
 
LAK290.13
 
LAK290.14
 
LAK290.15
 
LAK290.16
 
LAK290.17
 
LAK290.18
 

Solar system 'LAK290' comprises the star 'LAK290' and the retinue of celestial objects gravitationally bound to it: 18 planets and their 1180 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LAK290', a yellow dwarf class star that contains about 99.75% of the system's known mass and dominates it gravitationally. LAK290 is located more than 4962 lightyears from the center of the galaxy.

This solar system comprises 18 planets

LAK290.1 is a large terrestrial planet (7422 km radius) which orbits its star in 126 Earth days, one day on LAK290.1 lasts 22 Earth hours. Its average temperature is 1807 K (1534 C), its atmosphere mainly consists of nitrogen, oxygen and it has 7 moons.
LAK290.2 is a very large terrestrial planet (11188 km radius) which orbits its star in 682 Earth days, one day on LAK290.2 lasts 19 Earth hours. Its average temperature is 381 K (108 C), its atmosphere mainly consists of nitrogen, oxygen and it has 22 moons.
LAK290.3 is a large terrestrial planet (7057 km radius) which orbits its star in 1278 Earth days, one day on LAK290.3 lasts 23 Earth hours. Its average temperature is 248 K (-25 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 9 moons.
LAK290.4 is a very small terrestrial planet (2256 km radius) which orbits its star in 2347 Earth days, one day on LAK290.4 lasts 67 Earth hours. Its average temperature is 146 K (-127 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 0 moons.
LAK290.5 is a medium terrestrial planet (6205 km radius) which orbits its star in 4313 Earth days, one day on LAK290.5 lasts 24 Earth hours. Its average temperature is 81 K (-192 C), its atmosphere mainly consists of nitrogen and it has 21 moons.
LAK290.6 is a medium terrestrial planet (6354 km radius) which orbits its star in 7923 Earth days, one day on LAK290.6 lasts 24 Earth hours. Its average temperature is 43 K (-230 C), its atmosphere mainly consists of nitrogen, oxygen and it has 32 moons.
LAK290.7 is a very large terrestrial planet (10436 km radius) which orbits its star in 14557 Earth days, one day on LAK290.7 lasts 20 Earth hours. Its average temperature is 22 K (-251 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 25 moons.
LAK290.8 is a very large terrestrial planet (10526 km radius) which orbits its star in 26743 Earth days, one day on LAK290.8 lasts 20 Earth hours. Its average temperature is 11 K (-262 C), its atmosphere mainly consists of nitrogen, oxygen and it has 33 moons.
LAK290.9 is a medium terrestrial planet (6968 km radius) which orbits its star in 49130 Earth days, one day on LAK290.9 lasts 23 Earth hours. Its average temperature is 5 K (-268 C), its atmosphere mainly consists of nitrogen, oxygen and it has 45 moons.
LAK290.10 is a large terrestrial planet (8254 km radius) which orbits its star in 90259 Earth days, one day on LAK290.10 lasts 21 Earth hours. Its average temperature is 2 K (-271 C), its atmosphere mainly consists of nitrogen, oxygen and it has 46 moons.
LAK290.11 is a very large terrestrial planet (11623 km radius) which orbits its star in 165816 Earth days, one day on LAK290.11 lasts 19 Earth hours. Its average temperature is 1 K (-272 C), its atmosphere mainly consists of nitrogen, oxygen and it has 25 moons.
LAK290.12 is a large gas giant (45286 km radius) which orbits its star in 304624 Earth days, one day on LAK290.12 lasts 18 Earth hours. Its average temperature is 1338 K (1065 C), its atmosphere mainly consists of hydrogen and it has 157 moons.
LAK290.13 is a large gas giant (43597 km radius) which orbits its star in 559630 Earth days, one day on LAK290.13 lasts 18 Earth hours. Its average temperature is 1091 K (818 C), its atmosphere mainly consists of hydrogen and it has 147 moons.
LAK290.14 is a massive terrestrial planet (16998 km radius) which orbits its star in 1028106 Earth days, one day on LAK290.14 lasts 18 Earth hours. Its average temperature is 1063 K (790 C), its atmosphere mainly consists of hydrogen and it has 112 moons.
LAK290.15 is a medium gas giant (36596 km radius) which orbits its star in 1888752 Earth days, one day on LAK290.15 lasts 18 Earth hours. Its average temperature is 1251 K (978 C), its atmosphere mainly consists of hydrogen, helium and it has 176 moons.
LAK290.16 is a medium gas giant (29905 km radius) which orbits its star in 3469860 Earth days, one day on LAK290.16 lasts 18 Earth hours. Its average temperature is 1034 K (761 C), its atmosphere mainly consists of hydrogen, helium and it has 83 moons.
LAK290.17 is a medium gas giant (27384 km radius) which orbits its star in 6374540 Earth days, one day on LAK290.17 lasts 18 Earth hours. Its average temperature is 1817 K (1544 C), its atmosphere mainly consists of hydrogen, helium and it has 114 moons.
LAK290.18 is a large gas giant (68744 km radius) which orbits its star in 11710777 Earth days, one day on LAK290.18 lasts 18 Earth hours. Its average temperature is 1053 K (780 C), its atmosphere mainly consists of hydrogen, helium and it has 126 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:LAK290.1LAK290.2LAK290.3LAK290.4LAK290.5
distance from star:34*106 km105*106 km160*106 km240*106 km360*106 km
radius:7422 km11188 km7057 km2256 km6205 km
mass:3270*1021 kg11203*1021 kg2811*1021 kg91*1021 kg1911*1021 kg
surface gravity: 3.96 m/s2
0.40 Earths
5.97 m/s2
0.61 Earths
3.76 m/s2
0.38 Earths
1.19 m/s2
0.12 Earths
3.31 m/s2
0.33 Earths
escape velocity:7.668 km/s11.56 km/s7.291 km/s2.320 km/s6.411 km/s
year: 137 LAK290.1 days
126 Earth days
861 LAK290.2 days
682 Earth days
1333 LAK290.3 days
1278 Earth days
840 LAK290.4 days
2347 Earth days
4313 LAK290.5 days
4313 Earth days
day:22 hrs19 hrs23 hrs67 hrs24 hrs
axial tilt:15°18°30°
temperature:1807 K
1534 C
381 K
108 C
248 K
-25 C
146 K
-127 C
81 K
-192 C
atmosphere:1% H2
1% He
80% N2
18% O2
0% other
87% N2
12% O2
1% CO2
0% other
11% H2
2% He
55% N2
29% O2
3% CO2
0% other
14% H2
2% He
39% N2
44% O2
1% CO2
0% other
90% N2
3% O2
7% CO2
0% other
moons:7229021
rings:00000

planet:LAK290.6LAK290.7LAK290.8LAK290.9LAK290.10
distance from star:540*106 km810*106 km1215*106 km1823*106 km2734*106 km
radius:6354 km10436 km10526 km6968 km8254 km
mass:2052*1021 kg9092*1021 kg9329*1021 kg2706*1021 kg4498*1021 kg
surface gravity: 3.39 m/s2
0.34 Earths
5.57 m/s2
0.56 Earths
5.61 m/s2
0.57 Earths
3.71 m/s2
0.37 Earths
4.40 m/s2
0.44 Earths
escape velocity:6.565 km/s10.78 km/s10.87 km/s7.199 km/s8.528 km/s
year: 7923 LAK290.6 days
7923 Earth days
17468 LAK290.7 days
14557 Earth days
32091 LAK290.8 days
26743 Earth days
51266 LAK290.9 days
49130 Earth days
103153 LAK290.10 days
90259 Earth days
day:24 hrs20 hrs20 hrs23 hrs21 hrs
axial tilt:19°21°19°12°
temperature:43 K
-230 C
22 K
-251 C
11 K
-262 C
5 K
-268 C
2 K
-271 C
atmosphere:1% H2
3% He
56% N2
40% O2
0% other
30% H2
4% He
20% N2
44% O2
2% CO2
0% other
59% N2
39% O2
2% CO2
0% other
75% N2
22% O2
3% CO2
0% other
63% N2
37% O2
0% other
moons:3225334546
rings:00000

planet:LAK290.11LAK290.12LAK290.13LAK290.14LAK290.15
distance from star:4101*106 km6152*106 km9229*106 km13843*106 km20765*106 km
radius:11623 km45286 km43597 km16998 km36596 km
mass:12561*1021 kg742988*1021 kg662917*1021 kg39290*1021 kg392094*1021 kg
surface gravity: 6.20 m/s2
0.63 Earths
24.1 m/s2
2.46 Earths
23.2 m/s2
2.37 Earths
9.07 m/s2
0.92 Earths
19.5 m/s2
1.99 Earths
escape velocity:12.01 km/s46.79 km/s45.05 km/s17.56 km/s37.81 km/s
year: 209451 LAK290.11 days
165816 Earth days
406165 LAK290.12 days
304624 Earth days
746173 LAK290.13 days
559630 Earth days
1370808 LAK290.14 days
1028106 Earth days
2518336 LAK290.15 days
1888752 Earth days
day:19 hrs18 hrs18 hrs18 hrs18 hrs
axial tilt:16°22°
temperature:1 K
-272 C
1338 K
1065 C
1091 K
818 C
1063 K
790 C
1251 K
978 C
atmosphere:1% H2
2% He
55% N2
42% O2
0% other
90% H2
10% He
0% other
99% H2
1% He
0% other
99% H2
1% He
0% other
79% H2
21% He
0% other
moons:25157147112176
rings:0613173

planet:LAK290.16LAK290.17LAK290.18
distance from star:31148*106 km46722*106 km70083*106 km
radius:29905 km27384 km68744 km
mass:213954*1021 kg164278*1021 kg2598928*1021 kg
surface gravity: 15.9 m/s2
1.62 Earths
14.6 m/s2
1.49 Earths
36.7 m/s2
3.75 Earths
escape velocity:30.90 km/s28.29 km/s71.03 km/s
year: 4626480 LAK290.16 days
3469860 Earth days
8499386 LAK290.17 days
6374540 Earth days
15614369 LAK290.18 days
11710777 Earth days
day:18 hrs18 hrs18 hrs
axial tilt:
temperature:1034 K
761 C
1817 K
1544 C
1053 K
780 C
atmosphere:76% H2
24% He
0% other
87% H2
13% He
0% other
83% H2
17% He
0% other
moons:83114126
rings:142114

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