Featured Images

Extensional Fractures
Narrow fractures extend across the lunar surface. LROC NAC frame M168007062L, image width is 550 meters [NASA/GSFC/Arizona State University].
Published on 26 Oct 2011

Posidonius Y
A boulder perched on the rim of a Copernican crater in Mare Serenitatis. NAC frame number M168041107L, image width is 250 meters [NASA/GSFC/Arizona State University].
Published on 25 Oct 2011

Brush Strokes of Ejecta
Ejecta with a subtle chevron texture drapes the northern lunar highlands. The ejecta is pockmarked by few small craters, suggesting it is from a recent impact. LROC NAC M170937919R, image width is 500 m [NASA/GSFC/Arizona State University].
Published on 20 Oct 2011

Layers in Lucian Crater
Layers of material are exposed forming small cliffs on the Lucian crater rim. LROC NAC M170321251R, image width is 500 m [NASA/GSFC/Arizona State University].
Published on 19 Oct 2011

Central Peak Bedrock
The sun casts long shadows on the central peak of Theophilus crater. LROC NAC M135019514R, image width is 700 m [NASA/GSFC/Arizona State University].
Published on 18 Oct 2011

Lunar landslides!
Low-reflectance granular material flowed down the northeastern wall of an unnamed crater and formed interweaved tendrils. LROC NAC M169398317R, downslope is to the lower left, image width is 500 m [NASA/GSFC/Arizona State University].
Published on 13 Oct 2011

Tectonics in Mare Frigoris
A mare wrinkle ridge transitions to a highland lobate scarp in Mare Frigoris. Illumination is from the lower-left in this 2.9 km wide mosaic of LROC NAC images M107069913L and M107069913R [NASA/GSFC/Arizona State University].
Published on 12 Oct 2011

Perched boulders
The crest of a linear floor fracture wall is alternately covered by boulders and smooth terrain. The largest boulders (right side of image) are ~ 30 m across. LROC NAC M159065590R, image width is 960 m [NASA/GSFC/Arizona State University].
Published on 11 Oct 2011

At the Top of the Avalanche
Bedrock benches are visible near the top of an avalanche on the central peak of Langrenus crater (8.79°S, 61.22°W). LROC NAC M139504224L, downslope is to the lower left, image width is ~550 m [NASA/GSFC/Arizona State University].
Published on 06 Oct 2011

An Ill-defined Portion of an Otherwise Circular Rim
A neat crater rim (upper right) is abruptly truncated by a pile of debris (lower left). LROC NAC M139694087R, north is up, incidence angle is 9.32°, image width is 500 m [NASA/GSFC/Arizona State University].
Published on 05 Oct 2011

A Scar in the Highlands
A curvilinear valley calls attention to itself by virtue of its apparent isolation from the surrounding terrain. LROC NAC M153632648L, north is up, sun is from the southwest, incidence angle 33°, image width is ~460 m [NASA/GSFC/Arizona...
Published on 04 Oct 2011

Farside impact!
A young, fresh impact into the farside highlands, south of Tsiolkovskiy crater. LROC NAC M159073200L, image width ~785 m [NASA/GSFC/Arizona State University].
Published on 29 Sep 2011

Follow the highlands-mare boundary in Tsiolkovskiy!
Northeastern portion of Tsiolkovskiy crater, highlighting the boundary between mare and the highlands. Asterisk notes location of NAC inset; LROC WAC monochrome mosaic, 100 m/pixel [NASA/GSFC/Arizona State University].
Published on 28 Sep 2011

Scarps in Schrödinger
A lobate scarp formed in the wall material of Schrödinger basin. LROC NAC M159099396R, image width is 1.1 km, illumination from upper right [NASA/GSFC/Arizona State University].
Published on 27 Sep 2011

A Gathering in Lacus Mortis
Boulders meet in a valley of the central peak of Bürg crater (45.0°N, 27.2°E). NAC image M111415328L; incidence angle is 51.7°. Sun is from the south-southeast, north is up, image is ~440 m across [NASA/GSFC/Arizona State University].
Published on 22 Sep 2011

On the Shore of the Bay of Rainbows
A pair of small craters show different albedos within a spectacular ejecta display along the shore of Sinus Iridum (47.9°N, 31.7°W). NAC image M104726204L, incidence angle 65°, Sun is from the southwest, north is up, image is ~1.6 km...
Published on 21 Sep 2011

Dark Wisps in Copernicus
Dark streaks ornament a slope along the Copernicus crater rim (9.3°N, 21.5°W). Down-slope is to the right. NAC image M11735067L, incidence angle 32°, Sun is from the east, north is up, image is ~400 meters across [NASA/GSFC/Arizona...
Published on 20 Sep 2011

It's the Moon's Fault
Linear rille in Mare Tranquillitatis, the result of extensional stresses. What caused the offset in the rille on the east wall? LROC NAC M146858595LE, image width is 700 m [NASA/GSFC/Arizona State University].
Published on 15 Sep 2011

Lunar Lobate Scarp
A North-South trending lobate scarp lies within Xenophanes crater. LROC NAC M118031613LE, image width is 600 m [NASA/GSFC/Arizona State University].
Published on 14 Sep 2011

Maunder's Terrace
A terrace in Maunder crater is slowly engulfed in shadow as the Sun sets on the Moon. LROC NAC M133445371RE, image width is 800 m [NASA/GSFC/Arizona State University].
Published on 13 Sep 2011