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NFD998: yellow dwarf star with 4 planets

  NFD998.1   NFD998.2   NFD998.3   NFD998.4  

Solar system 'NFD998' is a dual star system that comprises the stars 'NFD998.A' and 'NFD998.B' and the retinue of celestial objects gravitationally bound to them: 4 planets and their 155 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'NFD998.A' and 'NFD998.B' that dominate it gravitationally. 'NFD998.A' is a yellow dwarf class star that contains about 99% of the system's known mass, 'NFD998.B' is a brown dwarf class star that contains about 0% of the system's known mass.

System 'NFD998' is located more than 4059 lightyears from the center of the galaxy.

This solar system comprises 4 planets

NFD998.1 is a large terrestrial planet (8803 km radius) which orbits its star in 145 Earth days, one day on NFD998.1 lasts 7 Earth hours. Its average temperature is 1810 K (1537 C), its atmosphere mainly consists of nitrogen, oxygen and it has 15 moons.
NFD998.2 is a small terrestrial planet (3084 km radius) which orbits its star in 304 Earth days, one day on NFD998.2 lasts 30 Earth hours. Its average temperature is 1353 K (1080 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
NFD998.3 is a large gas giant (53924 km radius) which orbits its star in 88189 Earth days, one day on NFD998.3 lasts 4 Earth hours. Its average temperature is 1099 K (826 C), its atmosphere mainly consists of hydrogen, helium and it has 39 moons.
NFD998.4 is a large gas giant (64714 km radius) which orbits its star in 162014 Earth days, one day on NFD998.4 lasts 4 Earth hours. Its average temperature is 1042 K (769 C), its atmosphere mainly consists of hydrogen and it has 101 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:NFD998.1NFD998.2NFD998.3NFD998.4
distance from star:37*106 km61*106 km2692*106 km4038*106 km
radius:8803 km3084 km53924 km64714 km
mass:5457*1021 kg234*1021 kg1254400*1021 kg2168127*1021 kg
surface gravity: 4.69 m/s2
0.47 Earths
1.64 m/s2
0.16 Earths
28.7 m/s2
2.93 Earths
34.5 m/s2
3.52 Earths
escape velocity:9.096 km/s3.182 km/s55.72 km/s66.87 km/s
year: 497 NFD998.1 days
145 Earth days
243 NFD998.2 days
304 Earth days
529134 NFD998.3 days
88189 Earth days
972084 NFD998.4 days
162014 Earth days
day:7 hrs30 hrs4 hrs4 hrs
axial tilt:29°17°
temperature:1810 K
1537 C
1353 K
1080 C
1099 K
826 C
1042 K
769 C
atmosphere:80% N2
17% O2
3% CO2
0% other
5% H2
2% He
59% N2
32% O2
2% CO2
0% other
85% H2
15% He
0% other
98% H2
2% He
0% other
moons:15039101
rings:0000

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