Featured Images

Overprinting Orientale

Fractured crater draped with ejecta from the Orientale basin, located south of Buffon crater. Portion of NAC oblique image M1128039712; looking west to east; downslope to the right [NASA/GSFC/Arizona State University].

Published on 13 Feb 2014

Stopped In Its Tracks

Color-shaded relief image of a tongue-like flow formed from Orientale ejecta near Buffon crater (centered at 227.320°E, 45.849°S). Image shows a portion of the NAC DTM "Buffon", downsampled and cropped for web-browsing. Elevations range...

Published on 11 Feb 2014

Slump or Slide

Rock and debris slumped from northwest to southeast (upper left to center) and cascaded into the floor of a linear topographic low (depression or graben) near Milichius crater; arrows indicate the direction of movement. NAC M190794864L;...

Published on 16 Jan 2014

A Tangle of Talus

Multiple dry debris flows along the wall of Schubert A crater; NAC M141743432; image width 420 meters [NASA/GSFC/Arizona State University].

Published on 14 Jan 2014

Bowl of Boulders in Steno Q

Boulders collect in a small depression in the middle of the central peak of Steno Q crater. Some of these boulders are as big as houses! Image width is 1.5 km, portion of NAC controlled mosaic, illumination from the southeast...

Published on 12 Dec 2013

The Slow Creep of Time

Portion of the northwest wall of Steno Q intersects with a slump block terrace. The steep wall (upper left) appears smooth but lineated (some of this linear pattern is traced in cyan). The relatively flat-lying terrace (bottom right)...

Published on 10 Dec 2013

Making an Impact on History

LROC NAC image (M153014430L) of the Ranger 7 impact crater (bright crater near top center) in Mare Cognitum located at 339.323°E, 10.634°S. The crater is 14 meters in diameter; image width is 400 m. [NASA/GSFC/Arizona State University].

Published on 07 Nov 2013

Diversity of Basaltic Lunar Volcanism

A diverse range of volcanic morphologies: a sinuous rille, blocky lava flows, and pyroclastic cones found in a portion of the controlled LROC NAC mosaic "NAC_ROI_MARIUS_ _LOC_E138N3037" centered on 303.861°E, 13.476°N; image is...

Published on 05 Nov 2013

Looking East Over Reiner Gamma

LROC NAC oblique image looking west to east over the Reiner Gamma Formation (7.409°N, 300.972°E, north is to the left). Image is ~22 km wide (M1127569280). Arrows highlight a scarp formed by thrust faulting [NASA/GSFC/Arizona State...

Published on 19 Sep 2013

Wrinkled Reiner Gamma

LROC NAC color shaded relief (centered at 301.240°E, 7.416°N) showing part of a wrinkle ridge crosscutting the Reiner Gamma formation. Color represents elevation; derived from NAC DTM "REINER4" [NASA/GSFC/Arizona State University].

Published on 17 Sep 2013

Aristarchus Plateau (1): Amazing Geologic Diversity

Eastern slope (right to left is downhill) of the Vallis Schröteri, "Cobra Head". This feature is located in the western portion of a Constellation Program region of interest on the Aristarchus plateau. The slopes of the Cobra Head are...

Published on 19 Jan 2010