Keywords: What lies beneath the lunar surface? DVIDS832714.jpg The LRO Camera LROC continues to reveal contrasting materials weathering out of slopes or being uncovered by impact events In the upper image black patches appear on the wall of a volcanic rille which is a narrow channel The darkest spots on the moon are usually associated with explosive volcanic materials called pyroclastics but these are blocky and uneven unlike other identified pyroclastic deposits The bottom image is a collapsed lava tube or pit 90 m deep and wide Future geologists could explore lava tubes like this to understand what lies beneath the surface Time Frame Both images were acquired by LROC during the ongoing LRO Exploration Mission Application Identifying regions where the complex lunar subsurface is exposed will enable future explorers to sample materials and better understand the way the landscape was formed NASA Identifier 452642main_2010-17A 2010-06-04 Glenn Research Center https //www dvidshub net/image/832714 832714 2013-02-08 02 40 WASHINGTON D C US PD-USGov Images from DoD uploaded by Fæ check needed Images from DoD uploaded by Fæ Lunar surface What lies beneath the lunar surface? DVIDS832714.jpg The LRO Camera LROC continues to reveal contrasting materials weathering out of slopes or being uncovered by impact events In the upper image black patches appear on the wall of a volcanic rille which is a narrow channel The darkest spots on the moon are usually associated with explosive volcanic materials called pyroclastics but these are blocky and uneven unlike other identified pyroclastic deposits The bottom image is a collapsed lava tube or pit 90 m deep and wide Future geologists could explore lava tubes like this to understand what lies beneath the surface Time Frame Both images were acquired by LROC during the ongoing LRO Exploration Mission Application Identifying regions where the complex lunar subsurface is exposed will enable future explorers to sample materials and better understand the way the landscape was formed NASA Identifier 452642main_2010-17A 2010-06-04 Glenn Research Center https //www dvidshub net/image/832714 832714 2013-02-08 02 40 WASHINGTON D C US PD-USGov Images from DoD uploaded by Fæ check needed Images from DoD uploaded by Fæ Lunar surface |