buy this star Random Star Random Location

LJD312: red dwarf star with 7 planets

  LJD312.1   LJD312.2   LJD312.3   LJD312.4  
LJD312.5
 
LJD312.6
 
LJD312.7
 

Solar system 'LJD312' comprises the star 'LJD312' and the retinue of celestial objects gravitationally bound to it: 7 planets and their 449 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LJD312', a red dwarf class star that contains about 99.3% of the system's known mass and dominates it gravitationally. LJD312 is located more than 3672 lightyears from the center of the galaxy.

This solar system comprises 7 planets

LJD312.1 is a very large terrestrial planet (9610 km radius) which orbits its star in 77 Earth days, one day on LJD312.1 lasts 9 Earth hours. Its average temperature is 1253 K (980 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 14 moons.
LJD312.2 is a medium terrestrial planet (6680 km radius) which orbits its star in 487 Earth days, one day on LJD312.2 lasts 12 Earth hours. Its average temperature is 215 K (-58 C), its atmosphere mainly consists of nitrogen, oxygen and it has 18 moons.
LJD312.3 is a small terrestrial planet (3626 km radius) which orbits its star in 894 Earth days, one day on LJD312.3 lasts 26 Earth hours. Its average temperature is 143 K (-130 C), its atmosphere mainly consists of nitrogen, oxygen and it has 3 moons.
LJD312.4 is a medium gas giant (33255 km radius) which orbits its star in 38846 Earth days, one day on LJD312.4 lasts 7 Earth hours. Its average temperature is 1656 K (1383 C), its atmosphere mainly consists of hydrogen, helium and it has 113 moons.
LJD312.5 is a large gas giant (52223 km radius) which orbits its star in 71365 Earth days, one day on LJD312.5 lasts 7 Earth hours. Its average temperature is 1693 K (1420 C), its atmosphere mainly consists of hydrogen and it has 62 moons.
LJD312.6 is a large gas giant (69435 km radius) which orbits its star in 131107 Earth days, one day on LJD312.6 lasts 7 Earth hours. Its average temperature is 1945 K (1672 C), its atmosphere mainly consists of hydrogen, helium and it has 126 moons.
LJD312.7 is a large gas giant (47484 km radius) which orbits its star in 240859 Earth days, one day on LJD312.7 lasts 7 Earth hours. Its average temperature is 1878 K (1605 C), its atmosphere mainly consists of hydrogen, helium and it has 113 moons.
More planetary details...

Location

Planetary Orbits

Permalink

Use the following URL to link to this solar system:

Widget

Copy-paste the following piece of HTML code to place this solar system as a real-time widget on your website or blog:

Planetary Statistics

planet:LJD312.1LJD312.2LJD312.3LJD312.4LJD312.5
distance from star:24*106 km84*106 km126*106 km1558*106 km2338*106 km
radius:9610 km6680 km3626 km33255 km52223 km
mass:7100*1021 kg2384*1021 kg381*1021 kg294212*1021 kg1139397*1021 kg
surface gravity: 5.13 m/s2
0.52 Earths
3.56 m/s2
0.36 Earths
1.93 m/s2
0.19 Earths
17.7 m/s2
1.80 Earths
27.8 m/s2
2.84 Earths
escape velocity:9.930 km/s6.902 km/s3.745 km/s34.36 km/s53.96 km/s
year: 205 LJD312.1 days
77 Earth days
974 LJD312.2 days
487 Earth days
825 LJD312.3 days
894 Earth days
133186 LJD312.4 days
38846 Earth days
244680 LJD312.5 days
71365 Earth days
day:9 hrs12 hrs26 hrs7 hrs7 hrs
axial tilt:26°23°
temperature:1253 K
980 C
215 K
-58 C
143 K
-130 C
1656 K
1383 C
1693 K
1420 C
atmosphere:81% N2
3% O2
16% CO2
0% other
1% He
64% N2
35% O2
0% other
4% H2
2% He
46% N2
48% O2
0% other
79% H2
21% He
0% other
96% H2
4% He
0% other
moons:1418311362
rings:000018

planet:LJD312.6LJD312.7
distance from star:3507*106 km5260*106 km
radius:69435 km47484 km
mass:2678090*1021 kg856508*1021 kg
surface gravity: 37.0 m/s2
3.78 Earths
25.3 m/s2
2.58 Earths
escape velocity:71.75 km/s49.06 km/s
year: 449509 LJD312.6 days
131107 Earth days
825802 LJD312.7 days
240859 Earth days
day:7 hrs7 hrs
axial tilt:
temperature:1945 K
1672 C
1878 K
1605 C
atmosphere:87% H2
13% He
0% other
76% H2
24% He
0% other
moons:126113
rings:314

as seen on...
You may also want to check out our other web projects:
Morzino, an e-Learning community with online training software
Jamplifier, a platform that allows artists to improve their music
©2006-2018 Joopita Research a.s.b.l | About | Buy a Star | Name a Star | Info Pages
Donations | Sponsoring | Advertising | Affiliate Program | Support | Press
Copyright | Disclaimer | Privacy Policy | Terms of Use | Contact Us
Some photographies used on this site are by NASA, they are in the public domain.
Sign up now, it's free!Signup
Username or E-mail Password - Forgot your password?Signup
keep me logged in
HomeInfoSolar SystemsWikiNewsfeedForumBlogCommunityStore