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NEH172: yellow dwarf star with 15 planets

  NEH172.1   NEH172.2   NEH172.3   NEH172.4   NEH172.5   NEH172.6  
NEH172.7
 
NEH172.8
 
NEH172.9
 
NEH172.10
 
NEH172.11
 
NEH172.12
 
NEH172.13
 
NEH172.14
 
NEH172.15
 

Solar system 'NEH172' comprises the star 'NEH172' and the retinue of celestial objects gravitationally bound to it: 15 planets and their 1149 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'NEH172', a yellow dwarf class star that contains about 99.5% of the system's known mass and dominates it gravitationally. NEH172 is located more than 4251 lightyears from the center of the galaxy.

This solar system comprises 15 planets

NEH172.1 is a small terrestrial planet (4264 km radius) which orbits its star in 62 Earth days, one day on NEH172.1 lasts 28 Earth hours. Its average temperature is 1578 K (1305 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 0 moons.
NEH172.2 is a small terrestrial planet (3160 km radius) which orbits its star in 115 Earth days, one day on NEH172.2 lasts 40 Earth hours. Its average temperature is 1402 K (1129 C), its atmosphere mainly consists of nitrogen and it has 0 moons.
NEH172.3 is a medium terrestrial planet (6324 km radius) which orbits its star in 237 Earth days, one day on NEH172.3 lasts 21 Earth hours. Its average temperature is 1601 K (1328 C), its atmosphere mainly consists of nitrogen, oxygen and it has 9 moons.
NEH172.4 is a small terrestrial planet (4155 km radius) which orbits its star in 556 Earth days, one day on NEH172.4 lasts 29 Earth hours. Its average temperature is 1373 K (1100 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 0 moons.
NEH172.5 is a medium terrestrial planet (6155 km radius) which orbits its star in 1078 Earth days, one day on NEH172.5 lasts 21 Earth hours. Its average temperature is 710 K (437 C), its atmosphere mainly consists of nitrogen, oxygen and it has 24 moons.
NEH172.6 is a medium gas giant (27603 km radius) which orbits its star in 36846 Earth days, one day on NEH172.6 lasts 15 Earth hours. Its average temperature is 1142 K (869 C), its atmosphere mainly consists of hydrogen, helium and it has 61 moons.
NEH172.7 is a large gas giant (57004 km radius) which orbits its star in 67690 Earth days, one day on NEH172.7 lasts 15 Earth hours. Its average temperature is 1249 K (976 C), its atmosphere mainly consists of hydrogen and it has 87 moons.
NEH172.8 is a medium gas giant (22162 km radius) which orbits its star in 124355 Earth days, one day on NEH172.8 lasts 15 Earth hours. Its average temperature is 1449 K (1176 C), its atmosphere mainly consists of hydrogen, helium and it has 121 moons.
NEH172.9 is a medium gas giant (29622 km radius) which orbits its star in 228455 Earth days, one day on NEH172.9 lasts 15 Earth hours. Its average temperature is 1226 K (953 C), its atmosphere mainly consists of hydrogen and it has 166 moons.
NEH172.10 is a large gas giant (63043 km radius) which orbits its star in 419699 Earth days, one day on NEH172.10 lasts 15 Earth hours. Its average temperature is 1491 K (1218 C), its atmosphere mainly consists of hydrogen, helium and it has 41 moons.
NEH172.11 is a large gas giant (71387 km radius) which orbits its star in 771037 Earth days, one day on NEH172.11 lasts 15 Earth hours. Its average temperature is 1798 K (1525 C), its atmosphere mainly consists of hydrogen and it has 141 moons.
NEH172.12 is a large gas giant (54150 km radius) which orbits its star in 1416487 Earth days, one day on NEH172.12 lasts 15 Earth hours. Its average temperature is 1377 K (1104 C), its atmosphere mainly consists of hydrogen and it has 91 moons.
NEH172.13 is a large gas giant (55523 km radius) which orbits its star in 2602253 Earth days, one day on NEH172.13 lasts 15 Earth hours. Its average temperature is 1368 K (1095 C), its atmosphere mainly consists of hydrogen, helium and it has 168 moons.
NEH172.14 is a large gas giant (65848 km radius) which orbits its star in 4780644 Earth days, one day on NEH172.14 lasts 15 Earth hours. Its average temperature is 1520 K (1247 C), its atmosphere mainly consists of hydrogen, helium and it has 114 moons.
NEH172.15 is a large gas giant (60304 km radius) which orbits its star in 8782603 Earth days, one day on NEH172.15 lasts 15 Earth hours. Its average temperature is 1268 K (995 C), its atmosphere mainly consists of hydrogen and it has 126 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:NEH172.1NEH172.2NEH172.3NEH172.4NEH172.5
distance from star:21*106 km32*106 km52*106 km91*106 km142*106 km
radius:4264 km3160 km6324 km4155 km6155 km
mass:620*1021 kg252*1021 kg2023*1021 kg573*1021 kg1865*1021 kg
surface gravity: 2.27 m/s2
0.23 Earths
1.68 m/s2
0.17 Earths
3.37 m/s2
0.34 Earths
2.21 m/s2
0.22 Earths
3.28 m/s2
0.33 Earths
escape velocity:4.405 km/s3.262 km/s6.534 km/s4.290 km/s6.359 km/s
year: 53 NEH172.1 days
62 Earth days
69 NEH172.2 days
115 Earth days
270 NEH172.3 days
237 Earth days
460 NEH172.4 days
556 Earth days
1232 NEH172.5 days
1078 Earth days
day:28 hrs40 hrs21 hrs29 hrs21 hrs
axial tilt:19°18°26°25°115°
temperature:1578 K
1305 C
1402 K
1129 C
1601 K
1328 C
1373 K
1100 C
710 K
437 C
atmosphere:82% N2
2% O2
16% CO2
0% other
93% N2
7% O2
0% other
88% N2
12% O2
0% other
57% N2
1% O2
42% CO2
0% other
74% N2
25% O2
1% CO2
0% other
moons:009024
rings:00000

planet:NEH172.6NEH172.7NEH172.8NEH172.9NEH172.10
distance from star:1504*106 km2257*106 km3385*106 km5078*106 km7618*106 km
radius:27603 km57004 km22162 km29622 km63043 km
mass:168251*1021 kg1481855*1021 kg87079*1021 kg207937*1021 kg2004474*1021 kg
surface gravity: 14.7 m/s2
1.50 Earths
30.4 m/s2
3.10 Earths
11.8 m/s2
1.20 Earths
15.8 m/s2
1.61 Earths
33.6 m/s2
3.43 Earths
escape velocity:28.52 km/s58.90 km/s22.90 km/s30.61 km/s65.14 km/s
year: 58953 NEH172.6 days
36846 Earth days
108304 NEH172.7 days
67690 Earth days
198968 NEH172.8 days
124355 Earth days
365528 NEH172.9 days
228455 Earth days
671518 NEH172.10 days
419699 Earth days
day:15 hrs15 hrs15 hrs15 hrs15 hrs
axial tilt:67°
temperature:1142 K
869 C
1249 K
976 C
1449 K
1176 C
1226 K
953 C
1491 K
1218 C
atmosphere:83% H2
17% He
0% other
94% H2
6% He
0% other
76% H2
24% He
0% other
97% H2
3% He
0% other
82% H2
18% He
0% other
moons:618712116641
rings:0351517

planet:NEH172.11NEH172.12NEH172.13NEH172.14NEH172.15
distance from star:11427*106 km17140*106 km25711*106 km38566*106 km57850*106 km
radius:71387 km54150 km55523 km65848 km60304 km
mass:2910364*1021 kg1270238*1021 kg1369332*1021 kg2284113*1021 kg1754398*1021 kg
surface gravity: 38.1 m/s2
3.89 Earths
28.9 m/s2
2.95 Earths
29.6 m/s2
3.02 Earths
35.1 m/s2
3.58 Earths
32.1 m/s2
3.28 Earths
escape velocity:73.77 km/s55.95 km/s57.37 km/s68.04 km/s62.31 km/s
year: 1233659 NEH172.11 days
771037 Earth days
2266379 NEH172.12 days
1416487 Earth days
4163604 NEH172.13 days
2602253 Earth days
7649030 NEH172.14 days
4780644 Earth days
14052164 NEH172.15 days
8782603 Earth days
day:15 hrs15 hrs15 hrs15 hrs15 hrs
axial tilt:57°
temperature:1798 K
1525 C
1377 K
1104 C
1368 K
1095 C
1520 K
1247 C
1268 K
995 C
atmosphere:97% H2
3% He
0% other
94% H2
6% He
0% other
89% H2
11% He
0% other
76% H2
24% He
0% other
97% H2
3% He
0% other
moons:14191168114126
rings:1613112410

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