What is Gertrude (crater)?
'''Gertrude''' is the biggest [[Impact crater|crater]] on [[Uranus (planet)|Uranus]]'s [[natural satellite|moon]] [[Titania (moon)|Titania]] that we know about. It is nearly 326 [[kilometer]]s across,<ref name=USGS>{{cite web |title=Titania: Gertrude |publisher=USGS Astrogeology |work=Gazetteer of Planetary Nomenclature |url=http://planetarynames.wr.usgs.gov/jsp/FeatureNameDetail.jsp?feature=62319 |accessdate=2009-01-05}}</ref> which is about twenty percent of the moons' [[diameter]]. ==References== {{reflist}} {{sci-stub}} [[Category:Uranus' moons]] [[Category:Impact craters]]