47 Ursae Majoris > 47 Ursae Majoris b > 47 Ursae Majoris c  


  • 47 Ursae Majoris b
    • Also called, 47 Uma b[1]

Discovery dateEdit


  • Geoffrey Marcy[2]
  • R. Paul Butler[2]



About the exoplanetEdit

  • It was the first long-period planet around a main sequence star to be discovered.[2]
  • Unlike the majority of known long-period extrasolar planets, the eccentricity of the orbit of 47 Ursae Majoris b is low, meaning that the planet's orbit is nearly spherical.[2]



  1. 1.0 1.1 1.2 1.3 1.4 1.5
  2. 2.0 2.1 2.2 2.3 2.4
47 Ursae Majoris b

Ad blocker interference detected!

Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers

Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.