Featured Images

Boulder trails in Menelaus crater
Boulder trails are common to the interior of Menelaus crater as materials erode from higher topography and roll toward the crater floor. Downhill is to the left, image width is 500 m, LROC NAC M139802338L [NASA/GSFC/Arizona State...
Published on 29 Oct 2010

Small crater at the southern rim of Menelaus
LROC Wide Angle Camera mosaic of Menelaus crater at the boundary between Mare Serenitatis and the highlands (dotted line). Broad ejecta rays extend along the mare-highlands boundary and also in the NE-SW direction. In this image, the...
Published on 27 Oct 2010

Sinus Iridum - Next Destination?
LROC WAC topography of Sinus Iridum, blue shows the lowest areas and red the highest. From promontory to promontory Sinus Iridum is 235 km across [NASA/GSFC/Arizona State University].
Published on 15 Oct 2010

Copernicus Crater and The Lunar Timescale
LROC NAC view of the southern rim of Copernicus crater. Downslope direction is to the upper left and the fragmented material demarcates the rough edge of the crater rim. The surface texture is still sharp and crisp indicating a...
Published on 28 Sep 2010

Ejecta from Van de Graaff Crater
The texture of ejecta thrown from Van de Graaff Crater along the northern rim, seen from a low Sun angle in the NAC image (incidence angle is 72°). This subset of the NAC image M115177455R has a width of 980 m [NASA/GSFC/Arizona State...
Published on 21 Sep 2010

Americas from the Moon
The western hemisphere of our home planet Earth. North (upper left), Central, and South America (lower right) were nicely free of clouds when LRO pointed home on 9 August 2010 to acquire this beautiful view! LROC NAC E136013771...
Published on 15 Sep 2010

Color of the Moon
The LROC WAC is busily mapping the Moon in 7 UV and visible wavelengths (320 nm through 689 nm). This color composite shows 320 nm light in blue, 415 nm in green and 689 nm in red, scene is ~1000 km wide [NASA/GSFC/Arizona State...
Published on 10 Sep 2010

Natural Bridge on the Moon!
Another amazing bit of lunar geology revealed by LROC! NAC M113168034R, north is up [NASA/GSFC/Arizona State University].
Published on 07 Sep 2010

Volcanoes in Lacus Mortis
Most of the craters on the Moon formed through impact processes. However, some craters, like the one visible in this portion of LROC NAC frame M131488521R, may be a volcano summit pit crater. Crater diameter is ~400 m, the image width...
Published on 10 Aug 2010

A molten flood
A flood of impact melt swept away from the rim of Necho crater. NAC image M119041553; scene width is 540 m [NASA/GSFC/Arizona State University].
Published on 29 Jul 2010

New Impact Crater on the Moon!
New impact crater on the Moon! Since this crater is not visible in images from the Apollo 15 mission, it formed sometime in the last 38 years. The new crater is only ~10 meters (30 feet) across, but its bright ejecta extends much...
Published on 27 Jul 2010

A Dark Cascade at Sulpicius Gallus
LROC NAC close-up of the wall of a suspected volcanic vent within the regional pyroclastic deposit near Sulpicius Gallus. Image M124505982R, view is 517 m across [NASA/GSFC/Arizona State University].
Published on 22 Jul 2010

Apollo 16, Footsteps Under High Sun
High-sun image of the Apollo 16 landing site showing the lunar module descent stage, various pieces of equipment, and disturbed lunar soil (seen as darker lines and areas) which marks where John Young and Charles Duke traversed in the...
Published on 08 Jul 2010

Forked Impact Melt Flows at Farside Crater
Impact melt flow split into two distinct segments. The source crater is 2.5 km to the south in a region of the farside highlands ENE of Mare Moscoviense. Image width is 1.3 km, and the pixel width is 1.25 m, NAC Image M112902715L,...
Published on 22 Jun 2010

Window to the Farside Mantle
Ejecta from small craters reveal ancient buried mare to the northeast of Dewar crater, near the center of a Constellation region of interest. Image width is 570 meters [NASA/GSFC/Arizona State University].
Published on 10 Jun 2010

Mare Humboldtianum Constellation region of interest
Small crater and associated boulders near the center of the Constellation region of interest in Mare Humboldtianum, located at the mare-highlands boundary. Note the different textures of the highlands (in the lower left) and the mare...
Published on 03 Jun 2010

Marius Hills Constellation region of interest
Rim of a large sinuous rille on the western edge of the Marius Hills Constellation region of interest, showing materials that have slumped into the bottom of the sinuous rille towards the northwest as well as (possibly) outcrop, a prime...
Published on 01 Jun 2010

Splendors of Mare Smythii
Interior of fresh impact crater in the Smythii Constellation region of interest. Portion of image M126371530LE, scene width is 530 m [NASA/GSFC/Arizona State University].
Published on 20 May 2010

Hole in One!
A house-sized boulder (10 m diameter) rolled down-hill, scoring a hole in one (~60 m diameter crater)! Portion of LROC NAC M122597190L, image width is 500 m across [NASA/GSFC/Arizona State University].
Published on 19 May 2010

Rima Bode: Constellation region of interest
LROC NAC closeup of a small fresh crater (230 m across) with very dark ejecta within the regional pyroclastic deposit in the highlands near Rima Bode II. This site is near a NASA Constellation region of interest. This crater has...
Published on 18 May 2010