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MCK487: red giant star with 2 planets

  MCK487.1   MCK487.2  

Solar system 'MCK487' comprises the star 'MCK487' and the retinue of celestial objects gravitationally bound to it: 2 planets and their 39 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MCK487', a red giant class star that contains about 99.99% of the system's known mass and dominates it gravitationally. MCK487 is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 2 planets

MCK487.1 is a very large terrestrial planet (11736 km radius) which orbits its star in 546 Earth days, one day on MCK487.1 lasts 3 Earth hours. Its average temperature is 1029 K (756 C), its atmosphere mainly consists of nitrogen, oxygen and it has 33 moons.
MCK487.2 is a medium terrestrial planet (6284 km radius) which orbits its star in 862 Earth days, one day on MCK487.2 lasts 8 Earth hours. Its average temperature is 1378 K (1105 C), its atmosphere mainly consists of and it has 6 moons.
More planetary details...


Planetary Orbits


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Planetary Statistics

distance from star:90*106 km123*106 km
radius:11736 km6284 km
mass:12931*1021 kg1985*1021 kg
surface gravity: 6.26 m/s2
0.64 Earths
3.35 m/s2
0.34 Earths
escape velocity:12.12 km/s6.493 km/s
year: 4368 MCK487.1 days
546 Earth days
2586 MCK487.2 days
862 Earth days
day:3 hrs8 hrs
axial tilt:11°
temperature:1029 K
756 C
1378 K
1105 C
atmosphere:3% H2
1% He
76% N2
20% O2
0% other
100% other

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