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TDG427: red dwarf star with 2 planets

  TDG427.1   TDG427.2  

Solar system 'TDG427' comprises the star 'TDG427' and the retinue of celestial objects gravitationally bound to it: 2 planets and their 38 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'TDG427', a red dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. TDG427 is located more than 1550 lightyears from the center of the galaxy.

This solar system comprises 2 planets

TDG427.1 is a very large terrestrial planet (9372 km radius) which orbits its star in 326 Earth days, one day on TDG427.1 lasts 4 Earth hours. Its average temperature is 129 K (-144 C), its atmosphere mainly consists of nitrogen and it has 30 moons.
TDG427.2 is a medium terrestrial planet (5418 km radius) which orbits its star in 600 Earth days, one day on TDG427.2 lasts 10 Earth hours. Its average temperature is 114 K (-159 C), its atmosphere mainly consists of nitrogen, oxygen and it has 8 moons.
More planetary details...


Planetary Orbits


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Planetary Statistics

distance from star:64*106 km96*106 km
radius:9372 km5418 km
mass:6585*1021 kg1272*1021 kg
surface gravity: 5.00 m/s2
0.51 Earths
2.89 m/s2
0.29 Earths
escape velocity:9.684 km/s5.598 km/s
year: 1956 TDG427.1 days
326 Earth days
1440 TDG427.2 days
600 Earth days
day:4 hrs10 hrs
axial tilt:10°
temperature:129 K
-144 C
114 K
-159 C
atmosphere:91% N2
5% O2
4% CO2
0% other
5% H2
1% He
53% N2
41% O2
0% other

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