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MCK464: yellow dwarf star with 3 planets

  MCK464.1   MCK464.2   MCK464.3  

Solar system 'MCK464' comprises the star 'MCK464' and the retinue of celestial objects gravitationally bound to it: 3 planets and their 68 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MCK464', a yellow dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. MCK464 is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 3 planets

MCK464.1 is a large terrestrial planet (7777 km radius) which orbits its star in 421 Earth days, one day on MCK464.1 lasts 7 Earth hours. Its average temperature is 380 K (107 C), its atmosphere mainly consists of nitrogen, oxygen and it has 19 moons.
MCK464.2 is a very large terrestrial planet (10407 km radius) which orbits its star in 1281 Earth days, one day on MCK464.2 lasts 5 Earth hours. Its average temperature is 173 K (-100 C), its atmosphere mainly consists of nitrogen, oxygen and it has 40 moons.
MCK464.3 is a large terrestrial planet (7332 km radius) which orbits its star in 2354 Earth days, one day on MCK464.3 lasts 7 Earth hours. Its average temperature is 115 K (-158 C), its atmosphere mainly consists of nitrogen, oxygen and it has 9 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:MCK464.1MCK464.2MCK464.3
distance from star:76*106 km160*106 km240*106 km
radius:7777 km10407 km7332 km
mass:3762*1021 kg9017*1021 kg3153*1021 kg
surface gravity: 4.15 m/s2
0.42 Earths
5.55 m/s2
0.56 Earths
3.91 m/s2
0.39 Earths
escape velocity:8.035 km/s10.75 km/s7.576 km/s
year: 1443 MCK464.1 days
421 Earth days
6148 MCK464.2 days
1281 Earth days
8070 MCK464.3 days
2354 Earth days
day:7 hrs5 hrs7 hrs
axial tilt:20°30°19°
temperature:380 K
107 C
173 K
-100 C
115 K
-158 C
atmosphere:85% N2
13% O2
2% CO2
0% other
58% N2
40% O2
2% CO2
0% other
6% H2
1% He
61% N2
32% O2
0% other
moons:19409
rings:000

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