Images Featured Sites Quickmap Videos Gigapan Exhibits Exciting New Images from The LROC Team. Total posts from Pits 14 Search Tadpole and Lava Tube An irregularly shaped depression, resembling a tadpole (center left), which is part of a sinuous chain of pits. The black arrow indicates the beginning of the pit chain that trends to the southeast. This feature is about 8 km long and 600 m deep, and is located in the mare northwest of Gruithuisen crater. Color shaded-relief depicts elevation from NAC DTM PITVENT; higher elevations are red and white, lower elevations are blue and purple; north is up [NASA/GSFC/Arizona State University]. Published on 29 Aug 2014 Mare Pit Topography! The crisp morphology of the central Mare Fecunditatis pit (white arrow) stands out in elevation data and suggests a relatively young age. This pit is about 200-m in length and 45 m deep. Image width is 5 km; north is up. Color shaded-relief created from NAC DTM FecundPit; higher elevations shown in red and lower elevations in blue and purple [NASA/GSFC/Arizona State University]. Published on 27 Aug 2014 Louville D Published on 16 Aug 2012 Impact Melt Pit Published on 02 Mar 2012 Fissures on the Moon Published on 01 Nov 2011 Another small volcano? Published on 27 Apr 2011 Sinuous Chain of Depressions Published on 17 Feb 2011 Sublunarean void! Published on 07 Feb 2011 New Views of Lunar Pits Published on 14 Sep 2010 Fractures in the mare of Tsiolkovskiy Crater Published on 24 Aug 2010 Prev 1 2 Next ← Previous Next → Displaying Post 1 - 10 of 14 in total