buy this star Random Star Random Location

MJB489: red dwarf star with 2 planets

  MJB489.1   MJB489.2  

Solar system 'MJB489' comprises the star 'MJB489' and the retinue of celestial objects gravitationally bound to it: 2 planets and their 2 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MJB489', a red dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. MJB489 is located more than 3885 lightyears from the center of the galaxy.

This solar system comprises 2 planets

MJB489.1 is a small terrestrial planet (4733 km radius) which orbits its star in 97 Earth days, one day on MJB489.1 lasts 13 Earth hours. Its average temperature is 721 K (448 C), its atmosphere mainly consists of nitrogen and it has 1 moons.
MJB489.2 is a large terrestrial planet (7005 km radius) which orbits its star in 421 Earth days, one day on MJB489.2 lasts 7 Earth hours. Its average temperature is 206 K (-67 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
More planetary details...


Planetary Orbits


Use the following URL to link to this solar system:


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

distance from star:28*106 km76*106 km
radius:4733 km7005 km
mass:848*1021 kg2749*1021 kg
surface gravity: 2.52 m/s2
0.25 Earths
3.73 m/s2
0.38 Earths
escape velocity:4.890 km/s7.237 km/s
year: 179 MJB489.1 days
97 Earth days
1443 MJB489.2 days
421 Earth days
day:13 hrs7 hrs
axial tilt:127°20°
temperature:721 K
448 C
206 K
-67 C
atmosphere:90% N2
8% O2
2% CO2
0% other
79% N2
16% O2
5% CO2
0% other

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