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The Gliese 581 planetary system [1]
Companion
(in order from star)
Mass Semimajor axis
(AU)
Orbital period
(days)
Eccentricity Inclination Radius
e ≥1.7 ± 0.2 M 0.02815 ± 0.00006 3.1490 ± 0.0002 0.00-0.06
b ≥15.8 ± 0.3 M 0.04061 ± 0.00003 5.3686 ± 0.0001 0.00-0.03
c ≥5.5 ± 0.3 M 0.0721 ± 0.0003 12.914 ± 0.002 0.00-0.06
g (unconfirmed) ≥2.2 M 0.13 32 0.00
d[2] (unconfirmed) 6.98 ± 0.3 M 0.21847 ± 0.00028 66.87 ± 0.13 0.00-0.25
Debris disk[3] 25 ± 12 AU–>60 AU 30° – 70°


ReferencesEdit

  1. Cite error: Invalid <ref> tag; no text was provided for refs named SCI-20140703
  2. Template:Cite news
  3. J.-F. Lestrade (2012). "A DEBRIS Disk Around The Planet Hosting M-star GJ581 Spatially Resolved with Herschel". Astronomy and Astrophysics 548: A86. doi:10.1051/0004-6361/201220325. Bibcode2012A&A...548A..86L. 

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