Featured Images

Making an Impact

Light plains (outlined in yellow) are smooth, gently rolling deposits located in the lunar highlands. Their resemblance to mare ponds (outlined in blue) originally led to the idea that they were volcanic in origin. Image width is...

Published on 06 May 2016

Exploring the Lunar Subsurface

What a great place to explore! Two collapsed segments of a lava tube run from the southwest to the northeast. These collapsed segments may provide access to the subsurface, which has never been directly sampled. The average width of the...

Published on 05 Nov 2014

Secondary Scatter

A stream of secondary craters dots the rim of Haret C crater in this LROC NAC mosaic (M1163608929). This scene is illuminated from the north (top of image). Image width is approximately 2 km [NASA/GSFC/Arizona State University].

Published on 04 Sep 2014

Lovely Lichtenberg B

Lichtenberg B is a beautifully preserved young impact crater. Rock outcrops in the upper portion of the crater wall are due to the successive thin lava flows that filled Oceanus Procellarum more than 3 billion years ago. The crater is...

Published on 02 Sep 2014

A Tortuous Path in Posidonius

This may look like a work of abstract art, but in reality, it's for science! This colorful image is an LROC slope map of the northwestern portion of the floor of Posidonius crater. Warmer colors indicate steeper slopes, whereas cooler...

Published on 31 Jul 2014

Making a Splash at King Crater

Impact melt ponds adorn the lumpy terraces of King crater. If you look carefully, you can see small fractures in some of the these ponds. LROC NAC mosaic (M1159315479L/R), image width is approximately 8 km [NASA/GSFC/Arizona State...

Published on 29 Jul 2014

A Fresh Crater in Campbell

An impactor collided with the surface just off the edge of a mare deposit in the floor of the crater Campbell in this LROC NAC mosaic (M1156751914). The crater is ~4 km in diameter [NASA/GSFC/Arizona State University].

Published on 26 Jun 2014

Breaking Down Walls

Gravity is winning as boulders tumble down from the rim of Moore F (~24 km in diameter) in this LROC NAC mosaic (M1156517189) [NASA/GSFC/Arizona State University].

Published on 24 Jun 2014

Punching through Abel C

A bench crater in the pyroclastic deposit mantling the floor of Abel C. The impactor appears to have punched through multiple layers, giving it an irregular, stepped appearance. The crater is approximately 100 m in diameter. Taken from...

Published on 22 May 2014

A Kink in Rima Krieger

Rima Krieger winds its way through Oceanus Procellarum. Image width is ~ 3.5 km. Taken from LROC NAC image M1152172510R [NASA/GSFC/Arizona State University].

Published on 20 May 2014

Sometimes You Just Need to Vent

Low reflectance material cascaded down the wall of what is likely a volcanic vent in the southwestern portion of the Orientale basin. Image width is approximately 750 m. LROC NAC image M1150135366 [NASA/GSFC/Arizona State University].

Published on 15 Apr 2014

Rockin' Autumni

LROC NAC image (M114498609) of a blocky 600-m fresh crater within Lacus Autumni in the Orientale basin [NASA/GSFC/Arizona State University].

Published on 26 Mar 2014

Faulted Kipuka

This striking mountain within Mare Imbrium was altered at its base by the formation of a lobate scarp. A wrinkle ridge runs into the base of the mountain (bottom right). Image width is approximately 4.5 km. LROC NAC image M1098943917R...

Published on 21 Mar 2014

Taking a Peek at Icarus

The central peak of Icarus crater rising out of the shadows to greet a new lunar day! Image width is approximately 10 km, north is to the right, LROC M1124685518 [NASA/GSFC/Arizona State University].

Published on 20 Feb 2014

Hayn Crater

Central peaks of Hayn crater, rising 1.5 km above the crater floor. Image is approximately 32 km across, LROC NAC M1105158497LR [NASA/GSFC/Arizona State University].

Published on 18 Feb 2014

A Colorful History of Floor-Fractured Komarov

A small, fresh crater dots the wall of a fracture in the floor of Komarov crater. Image taken from LROC NAC frame M130653607. Image width is approximately 2.5 km [NASA/GSFC/Arizona State University].

Published on 23 Jan 2014

Wrinkled, But How Old?

LROC NAC image M139672711 showing a wrinkle ridge in eastern Mare Frigoris (centered at 54.430°N, 35.670°E). North is up. Image is ~2 km wide, illumination is from the south (bottom). [NASA/GSFC/Arizona State University].

Published on 21 Jan 2014

Bah Humboldt!

LROC NAC image of boulders strewn across the wall and floor fracture in Humboldt crater. Image is approximately 1 km across [NASA/GSFC/Arizona State University].

Published on 23 Dec 2013

Source Vent for Rima Prinz I

Newly released LROC NAC Digital Terrain Model (DTM) of Rima Prinz I where it meets the source crater Vera (~2 km in diamter). Image is approximately 7 km across [NASA/GSFC/Arizona State University].

Published on 19 Dec 2013

The Lunar Alps

A portion of an LROC NAC oblique image (M177602135LR) of a rille, seen in the center of this image running northwest to southeast through the Montes Alpes region. Image width is approximately 15 km. North is to the right...

Published on 15 Nov 2013