Pwyll (crater)

Pwyll (Welsh pronunciation: [pʊ̯iɬ]) wani rami ne mai tasiri a saman wata ta Jupiter Europa . An yi tunanin yana daya daga cikin ƙananan siffofi a kan wata. An fara Turai da rami daga hotunan Voyager a cikin shekarar 1986,  kuma IAU ta amince da sunan a hukumance a cikin 1997, bayan Pwyll na tatsuniyoyin Welsh..

 Bayyanawa 
An kiyasta cewa Pwyll crater yana da shekaru miliyan 18 ko ƙarami.[1] Yankin tsakiya mai duhu da ke bayyane yana da kimanin kilomita 25 (16 a diamita, tare da ƙananan tsaunuka da yawa, da kuma tsakiya na tsakiya wanda ya tashi zuwa kusan 600.[2] An fallasa kayan duhu a tsakiyar rami sakamakon tasirin, kuma ana iya tono su daga zurfin kilomita 1.[3]

Abubuwan da aka fitar da haske sun shimfiɗa zuwa waje daga Pwyll a cikin hasken da ya kai har zuwa kilomita 1000, yana rufe duhu mai launin ja na Europa.Fanale, Fraser P.; Granahan, James C.; Greeley, Ronald; et al. (25 September 2000).  Launi mai hasken rana nuna abun da ke cikin ƙwayoyin kankara na ruwa. Baya ga fararen haskoki, tasirin ya kuma samar da tarin ƙananan craters na biyu, waɗanda suka fi girma kusa da tsakiyar kowane haskoki..

 Dubi kuma 

 Jerin craters a Turai.
 Jerin siffofin yanayin ƙasa a Turai.

 Manazarta