Changes

== Orbital characteristics ==

== Orbital characteristics ==

Oberon is in a slightly eccentric orbit around Uranus, at an average distance of 583,520 km. Its sidereal month is about 13.46 [[Earth]] days.<ref name=uranussatfact/><ref name=Britannica/>

Oberon is in a slightly eccentric orbit around Uranus, at an average distance of 583,520&nbsp;km. Its sidereal month is about 13.46 [[Earth]] days.<ref name=uranussatfact/><ref name=Britannica/>

== Rotational characteristics ==

== Rotational characteristics ==

== Observation and Exploration ==

== Observation and Exploration ==

Oberon is visible on a dark sky through a telescope having an aperture of 30 cm or more.<ref name=Arnett/>

Oberon is visible on a dark sky through a telescope having an aperture of 30&nbsp;cm or more.<ref name=Arnett/>

The only spacecraft to explore Oberon has been [[Voyager 2]]. It approached to within 470,600 km of Oberon on January 24, 1986, and took a small number of images.<ref name=Voyager1>"[http://pds-rings.seti.org/voyager/mission/#v2uenc Voyager Mission Description: Voyager 2 Uranus Encounter]." February 19, 1997. Accessed June 13, 2008.</ref><ref name=Smith>Smith, B.A., Soderblom, L.A., Beebe, R., ''et al.'' "[http://adsabs.harvard.edu/abs/1986Sci...233...43S Voyager 2 in the Uranian system - Imaging science results]." ''Science'' 233:43-64, July 4, 1986. Accessed June 13, 2008.</ref> No other detailed images are available.

The only spacecraft to explore Oberon has been [[Voyager 2]]. It approached to within 470,600&nbsp;km of Oberon on January 24, 1986, and took a small number of images.<ref name=Voyager1>"[http://pds-rings.seti.org/voyager/mission/#v2uenc Voyager Mission Description: Voyager 2 Uranus Encounter]." February 19, 1997. Accessed June 13, 2008.</ref><ref name=Smith>Smith, B.A., Soderblom, L.A., Beebe, R., ''et al.'' "[http://adsabs.harvard.edu/abs/1986Sci...233...43S Voyager 2 in the Uranian system - Imaging science results]." ''Science'' 233:43-64, July 4, 1986. Accessed June 13, 2008.</ref> No other detailed images are available.

== References ==

== References ==

{{reflist|2}}

{{reflist|2}}

{{Solarsystem}}

{{Solarsystem}}