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LDA847: yellow dwarf star with 20 planets

  LDA847.1   LDA847.2   LDA847.3   LDA847.4   LDA847.5   LDA847.6  
LDA847.7
 
LDA847.8
 
LDA847.9
 
LDA847.10
 
LDA847.11
 
LDA847.12
  LDA847.13  
LDA847.14
 
LDA847.15
 
LDA847.16
 
LDA847.17
  LDA847.18   LDA847.19  
LDA847.20
 

Solar system 'LDA847' comprises the star 'LDA847' and the retinue of celestial objects gravitationally bound to it: 20 planets and their 1550 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LDA847', a yellow dwarf class star that contains about 99.17% of the system's known mass and dominates it gravitationally. LDA847 is located more than 5145 lightyears from the center of the galaxy.

LDA847.4, the fourth planet in this system, may feature life forms. Its average temperature is 257K (-16C) and it's atmosphere contains 23% of oxygen. One year on LDA847.4 lasts 1349 days, one day lasts 22 hours. It's diameter is 19116 km, 1.5 times the diameter of the Earth.

This solar system comprises 20 planets

LDA847.1 is a very large terrestrial planet (9427 km radius) which orbits its star in 174 Earth days, one day on LDA847.1 lasts 22 Earth hours. Its average temperature is 985 K (712 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 18 moons.
LDA847.2 is a medium terrestrial planet (6247 km radius) which orbits its star in 399 Earth days, one day on LDA847.2 lasts 26 Earth hours. Its average temperature is 652 K (379 C), its atmosphere mainly consists of nitrogen and it has 3 moons.
LDA847.3 is a very large terrestrial planet (10220 km radius) which orbits its star in 734 Earth days, one day on LDA847.3 lasts 22 Earth hours. Its average temperature is 434 K (161 C), its atmosphere mainly consists of nitrogen and it has 25 moons.
LDA847.4 is a very large terrestrial planet (9558 km radius) which orbits its star in 1349 Earth days, one day on LDA847.4 lasts 22 Earth hours. Its average temperature is 257 K (-16 C), its atmosphere mainly consists of nitrogen, oxygen and it has 26 moons.
LDA847.5 is a large terrestrial planet (7532 km radius) which orbits its star in 2479 Earth days, one day on LDA847.5 lasts 24 Earth hours. Its average temperature is 143 K (-130 C), its atmosphere mainly consists of nitrogen, oxygen and it has 18 moons.
LDA847.6 is a medium gas giant (30744 km radius) which orbits its star in 7497 Earth days, one day on LDA847.6 lasts 20 Earth hours. Its average temperature is 1124 K (851 C), its atmosphere mainly consists of hydrogen, helium and it has 90 moons.
LDA847.7 is a large gas giant (51003 km radius) which orbits its star in 79579 Earth days, one day on LDA847.7 lasts 20 Earth hours. Its average temperature is 1226 K (953 C), its atmosphere mainly consists of hydrogen and it has 114 moons.
LDA847.8 is a large gas giant (56166 km radius) which orbits its star in 192148 Earth days, one day on LDA847.8 lasts 20 Earth hours. Its average temperature is 1679 K (1406 C), its atmosphere mainly consists of hydrogen, helium and it has 107 moons.
LDA847.9 is a large gas giant (60484 km radius) which orbits its star in 352999 Earth days, one day on LDA847.9 lasts 20 Earth hours. Its average temperature is 1144 K (871 C), its atmosphere mainly consists of hydrogen and it has 144 moons.
LDA847.10 is a large gas giant (44268 km radius) which orbits its star in 648501 Earth days, one day on LDA847.10 lasts 20 Earth hours. Its average temperature is 1915 K (1642 C), its atmosphere mainly consists of hydrogen, helium and it has 58 moons.
LDA847.11 is a large gas giant (69093 km radius) which orbits its star in 1191374 Earth days, one day on LDA847.11 lasts 20 Earth hours. Its average temperature is 1591 K (1318 C), its atmosphere mainly consists of hydrogen and it has 123 moons.
LDA847.12 is a massive terrestrial planet (15289 km radius) which orbits its star in 2188693 Earth days, one day on LDA847.12 lasts 21 Earth hours. Its average temperature is 1422 K (1149 C), its atmosphere mainly consists of hydrogen, helium and it has 178 moons.
LDA847.13 is a large gas giant (68720 km radius) which orbits its star in 4020887 Earth days, one day on LDA847.13 lasts 20 Earth hours. Its average temperature is 1548 K (1275 C), its atmosphere mainly consists of hydrogen, helium and it has 154 moons.
LDA847.14 is a large gas giant (47747 km radius) which orbits its star in 7386841 Earth days, one day on LDA847.14 lasts 20 Earth hours. Its average temperature is 1007 K (734 C), its atmosphere mainly consists of hydrogen, helium and it has 64 moons.
LDA847.15 is a large gas giant (60923 km radius) which orbits its star in 13570494 Earth days, one day on LDA847.15 lasts 20 Earth hours. Its average temperature is 1171 K (898 C), its atmosphere mainly consists of hydrogen, helium and it has 155 moons.
LDA847.16 is a medium gas giant (36896 km radius) which orbits its star in 24930589 Earth days, one day on LDA847.16 lasts 20 Earth hours. Its average temperature is 1263 K (990 C), its atmosphere mainly consists of hydrogen and it has 93 moons.
LDA847.17 is a medium gas giant (25210 km radius) which orbits its star in 45800418 Earth days, one day on LDA847.17 lasts 20 Earth hours. Its average temperature is 1505 K (1232 C), its atmosphere mainly consists of hydrogen and it has 76 moons.
LDA847.18 is a medium terrestrial planet (5658 km radius) which orbits its star in 60206212 Earth days, one day on LDA847.18 lasts 27 Earth hours. Its average temperature is 1056 K (783 C), its atmosphere mainly consists of and it has 35 moons.
LDA847.19 is a small terrestrial planet (3681 km radius) which orbits its star in 79143121 Earth days, one day on LDA847.19 lasts 38 Earth hours. Its average temperature is 1819 K (1546 C), its atmosphere mainly consists of and it has 40 moons.
LDA847.20 is a small terrestrial planet (3604 km radius) which orbits its star in 104036335 Earth days, one day on LDA847.20 lasts 39 Earth hours. Its average temperature is 1661 K (1388 C), its atmosphere mainly consists of and it has 29 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:LDA847.1LDA847.2LDA847.3LDA847.4LDA847.5
distance from star:42*106 km73*106 km110*106 km165*106 km248*106 km
radius:9427 km6247 km10220 km9558 km7532 km
mass:6702*1021 kg1950*1021 kg8539*1021 kg6985*1021 kg3418*1021 kg
surface gravity: 5.03 m/s2
0.51 Earths
3.33 m/s2
0.34 Earths
5.45 m/s2
0.55 Earths
5.10 m/s2
0.52 Earths
4.02 m/s2
0.41 Earths
escape velocity:9.741 km/s6.455 km/s10.56 km/s9.876 km/s7.783 km/s
year: 189 LDA847.1 days
174 Earth days
368 LDA847.2 days
399 Earth days
800 LDA847.3 days
734 Earth days
1471 LDA847.4 days
1349 Earth days
2479 LDA847.5 days
2479 Earth days
day:22 hrs26 hrs22 hrs22 hrs24 hrs
axial tilt:17°212°12°
temperature:985 K
712 C
652 K
379 C
434 K
161 C
257 K
-16 C
143 K
-130 C
atmosphere:11% H2
3% He
50% N2
36% O2
0% other
84% N2
8% O2
8% CO2
0% other
91% N2
9% O2
0% other
1% H2
1% He
75% N2
23% O2
0% other
4% H2
1% He
62% N2
32% O2
1% CO2
0% other
moons:183252618
rings:00000

planet:LDA847.6LDA847.7LDA847.8LDA847.9LDA847.10
distance from star:520*106 km2514*106 km4525*106 km6787*106 km10181*106 km
radius:30744 km51003 km56166 km60484 km44268 km
mass:232472*1021 kg1061395*1021 kg1417458*1021 kg1770155*1021 kg694000*1021 kg
surface gravity: 16.4 m/s2
1.67 Earths
27.2 m/s2
2.78 Earths
29.9 m/s2
3.05 Earths
32.2 m/s2
3.29 Earths
23.6 m/s2
2.41 Earths
escape velocity:31.77 km/s52.70 km/s58.04 km/s62.50 km/s45.74 km/s
year: 8996 LDA847.6 days
7497 Earth days
95494 LDA847.7 days
79579 Earth days
230577 LDA847.8 days
192148 Earth days
423598 LDA847.9 days
352999 Earth days
778201 LDA847.10 days
648501 Earth days
day:20 hrs20 hrs20 hrs20 hrs20 hrs
axial tilt:15°
temperature:1124 K
851 C
1226 K
953 C
1679 K
1406 C
1144 K
871 C
1915 K
1642 C
atmosphere:83% H2
17% He
0% other
93% H2
7% He
0% other
76% H2
24% He
0% other
98% H2
2% He
0% other
89% H2
11% He
0% other
moons:9011410714458
rings:06111617

planet:LDA847.11LDA847.12LDA847.13LDA847.14LDA847.15
distance from star:15272*106 km22909*106 km34364*106 km51546*106 km77319*106 km
radius:69093 km15289 km68720 km47747 km60923 km
mass:2638712*1021 kg28590*1021 kg2596207*1021 kg870819*1021 kg1808980*1021 kg
surface gravity: 36.8 m/s2
3.76 Earths
8.16 m/s2
0.83 Earths
36.6 m/s2
3.74 Earths
25.4 m/s2
2.59 Earths
32.5 m/s2
3.32 Earths
escape velocity:71.39 km/s15.79 km/s71.01 km/s49.34 km/s62.95 km/s
year: 1429648 LDA847.11 days
1191374 Earth days
2501363 LDA847.12 days
2188693 Earth days
4825064 LDA847.13 days
4020887 Earth days
8864209 LDA847.14 days
7386841 Earth days
16284592 LDA847.15 days
13570494 Earth days
day:20 hrs21 hrs20 hrs20 hrs20 hrs
axial tilt:
temperature:1591 K
1318 C
1422 K
1149 C
1548 K
1275 C
1007 K
734 C
1171 K
898 C
atmosphere:91% H2
9% He
0% other
85% H2
15% He
0% other
89% H2
11% He
0% other
83% H2
17% He
0% other
76% H2
24% He
0% other
moons:12317815464155
rings:20702024

planet:LDA847.16LDA847.17LDA847.18LDA847.19LDA847.20
distance from star:115978*106 km173968*106 km208762*106 km250514*106 km300617*106 km
radius:36896 km25210 km5658 km3681 km3604 km
mass:401816*1021 kg128176*1021 kg1449*1021 kg399*1021 kg374*1021 kg
surface gravity: 19.7 m/s2
2.01 Earths
13.4 m/s2
1.37 Earths
3.02 m/s2
0.30 Earths
1.96 m/s2
0.20 Earths
1.92 m/s2
0.19 Earths
escape velocity:38.12 km/s26.05 km/s5.846 km/s3.803 km/s3.721 km/s
year: 29916706 LDA847.16 days
24930589 Earth days
54960501 LDA847.17 days
45800418 Earth days
53516632 LDA847.18 days
60206212 Earth days
49985129 LDA847.19 days
79143121 Earth days
64022360 LDA847.20 days
104036335 Earth days
day:20 hrs20 hrs27 hrs38 hrs39 hrs
axial tilt:13°17°
temperature:1263 K
990 C
1505 K
1232 C
1056 K
783 C
1819 K
1546 C
1661 K
1388 C
atmosphere:97% H2
3% He
0% other
93% H2
7% He
0% other
100% other100% other100% other
moons:9376354029
rings:812008

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