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MDC300: red dwarf star with 2 planets

  MDC300.1  
MDC300.2
 

Solar system 'MDC300' comprises the star 'MDC300' and the retinue of celestial objects gravitationally bound to it: 2 planets and their 13 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MDC300', a red dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. MDC300 is located more than 2819 lightyears from the center of the galaxy.

This solar system comprises 2 planets

MDC300.1 is a very large terrestrial planet (9078 km radius) which orbits its star in 183 Earth days, one day on MDC300.1 lasts 5 Earth hours. Its average temperature is 173 K (-100 C), its atmosphere mainly consists of nitrogen, oxygen and it has 13 moons.
MDC300.2 is a very small terrestrial planet (2611 km radius) which orbits its star in 336 Earth days, one day on MDC300.2 lasts 38 Earth hours. Its average temperature is 154 K (-119 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
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Planetary Orbits

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Planetary Statistics

planet:MDC300.1MDC300.2
distance from star:43*106 km65*106 km
radius:9078 km2611 km
mass:5984*1021 kg142*1021 kg
surface gravity: 4.84 m/s2
0.49 Earths
1.39 m/s2
0.14 Earths
escape velocity:9.380 km/s2.694 km/s
year: 878 MDC300.1 days
183 Earth days
212 MDC300.2 days
336 Earth days
day:5 hrs38 hrs
axial tilt:29°13°
temperature:173 K
-100 C
154 K
-119 C
atmosphere:1% H2
1% He
65% N2
33% O2
0% other
55% N2
44% O2
1% CO2
0% other
moons:130
rings:01

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