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MDC345: yellow dwarf star with 2 planets

  MDC345.1  
MDC345.2
 

Solar system 'MDC345' comprises the star 'MDC345' and the retinue of celestial objects gravitationally bound to it: 2 planets and their 26 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MDC345', a yellow dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. MDC345 is located more than 2819 lightyears from the center of the galaxy.

MDC345.1, the first planet in this system, may feature life forms. Its average temperature is 255K (-18C) and it's atmosphere contains 28% of oxygen. One year on MDC345.1 lasts 375 days, one day lasts 4 hours. It's diameter is 19680 km, 1.5 times the diameter of the Earth.

This solar system comprises 2 planets

MDC345.1 is a very large terrestrial planet (9840 km radius) which orbits its star in 375 Earth days, one day on MDC345.1 lasts 4 Earth hours. Its average temperature is 255 K (-18 C), its atmosphere mainly consists of nitrogen, oxygen and it has 16 moons.
MDC345.2 is a medium terrestrial planet (6577 km radius) which orbits its star in 690 Earth days, one day on MDC345.2 lasts 7 Earth hours. Its average temperature is 227 K (-46 C), its atmosphere mainly consists of nitrogen, oxygen and it has 10 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:MDC345.1MDC345.2
distance from star:70*106 km106*106 km
radius:9840 km6577 km
mass:7622*1021 kg2276*1021 kg
surface gravity: 5.25 m/s2
0.53 Earths
3.51 m/s2
0.35 Earths
escape velocity:10.16 km/s6.796 km/s
year: 2250 MDC345.1 days
375 Earth days
2365 MDC345.2 days
690 Earth days
day:4 hrs7 hrs
axial tilt:22°
temperature:255 K
-18 C
227 K
-46 C
atmosphere:9% H2
2% He
60% N2
28% O2
1% CO2
0% other
89% N2
11% O2
0% other
moons:1610
rings:02

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