News Release

月球的表面水冰的证据

Peer-Reviewed Publication

Proceedings of the National Academy of Sciences

Distribution of Water Ice Bearing Pixels Overlain on a Mosaic from the Lunar Reconnaissance Orbiter

image: Distribution of water ice bearing pixels (green and cyan dots) overlain on a mosaic from the Lunar Reconnaissance Orbiter for the (a) northern and (b) southern polar regions. Each dot represents a 280 m x 280 m pixel from the Moon Mineralogy Mapper instrument on the Chandrayaan-1 orbiter. view more 

Credit: PNAS

一项研究报告了月球表面水冰的直接证据,这是通过近红外反射谱的独特特征加以辨别的,这提示这些冰是通过缓慢凝结形成的,或者是由于撞击,或者是由于通过月球外逸层的水的迁移;在月球极地区域的永久阴影区中探测到了这些冰,而且只在这些阴影区的大约3.5%中,这提示这些冰的积累过程不同于水星或谷神星上的冰,在水星和谷神星上,冰更纯净而且比月球更丰富。

###


Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.