For faster navigation, this Iframe is preloading the Wikiwand page for 變餘結構 (行星天文學).

變餘結構 (行星天文學)

航海家2號拍攝的木衛三上的孟菲斯光斑(右下角白色區域)即為變餘結構。

行星科學中的變餘結構是指在外太陽系冰衛星上的古老撞擊坑地形因為衛星冰外殼的潛變(黏性鬆弛)或後續的冰火山噴發而消失的狀況,因此這種地形又常被稱為 "幽灵陨石坑"。而撞擊坑消失後會留下圓形的反照率特徵,或者可稱為撞擊坑環的遺跡。木衛三木衛四等冰衛星上的環狀區域被認為是地質演化史上的遺跡。

範例

[编辑]

變餘構造的典型範例有木衛三上的孟菲斯光斑,寬340公里。

參見

[编辑]

參考資料

[编辑]
  1. Harland, D. M. Jupiter Odyssey 1st. Springer Praxis. 2000-11-10: 448 (see pp. 136–137) [2012-03-02]. ISBN 978-1852333010. OCLC 44461919. (原始内容存档于2012-11-13). 
{{bottomLinkPreText}} {{bottomLinkText}}
變餘結構 (行星天文學)
Listen to this article

This browser is not supported by Wikiwand :(
Wikiwand requires a browser with modern capabilities in order to provide you with the best reading experience.
Please download and use one of the following browsers:

This article was just edited, click to reload
This article has been deleted on Wikipedia (Why?)

Back to homepage

Please click Add in the dialog above
Please click Allow in the top-left corner,
then click Install Now in the dialog
Please click Open in the download dialog,
then click Install
Please click the "Downloads" icon in the Safari toolbar, open the first download in the list,
then click Install
{{::$root.activation.text}}

Install Wikiwand

Install on Chrome Install on Firefox
Don't forget to rate us

Tell your friends about Wikiwand!

Gmail Facebook Twitter Link

Enjoying Wikiwand?

Tell your friends and spread the love:
Share on Gmail Share on Facebook Share on Twitter Share on Buffer

Our magic isn't perfect

You can help our automatic cover photo selection by reporting an unsuitable photo.

This photo is visually disturbing This photo is not a good choice

Thank you for helping!


Your input will affect cover photo selection, along with input from other users.

X

Get ready for Wikiwand 2.0 🎉! the new version arrives on September 1st! Don't want to wait?