English Pre-Noachian Cited by user Bennett1203 on 26 Mar 2024 The Pre-Noachian is a geologic system and early time period on the planet Mars characterized by intense meteorite and asteroid impacts, volcanic and tectonic activity…
French Dénombrement des cratères d'impact Cited by user Ariel Provost on 12 Jan 2023 Le dénombrement des cratères d'impact est une méthode de datation absolue de la surface ou d'une portion de surface d'un corps céleste .
Chinese 赫柏桌山 Cited by user JHICBCGC on 17 Apr 2022 赫柏桌山(Hebes Mensa)是一座大型桌山,它隆起于火星水手谷的分支峡谷-赫柏峡谷谷底。一些研究人员已将该桌山确定为类似恒河桌山的内部层状沉积物(ILD),并对这一色泽深浅交替的阶梯状地层进行了命名。赫柏桌山表面有时呈现出凹槽,它高约7.5公里(4.7英里),占地面积120×43公里(75×27英里)。.
English Crater counting Cited by user Semunm17 on 11 Dec 2021 Crater counting is a method for estimating the age of a planet's surface based upon the assumptions that when a piece of planetary surface is new, then it has no impact…