Featured Images

Jackson's Complexity

Now frozen impact melt on the floor of Jackson crater, a silent testament to a violent impact event. The image is ~7 km wide, and North points upward [NASA/GSFC/Arizona State University].

Published on 09 Jan 2014

Fractured Melt Rock

A portion of western crater wall inside Jackson crater (72 km diameter). LROC NAC M182253065R. Image center is 22.534°N, 195.59°E, image width is 2130 m. Illumination is from left side of this image, incidence angle is 57°...

Published on 22 Oct 2013

Debris over Impact Melt Pool

Debris avalanche covering an impact melt pond inside an unnamed crater floor. LROC NAC M182038126R. Image center is 4.135°S, 227.677°E, image width is 1083 meters. Downslope is toward upper right, north is to the top [NASA/GSFC/Arizona...

Published on 27 Aug 2013

Complicated Crater

Impact melt, boulders, and mass wasting - oh my! NAC M190007628LR, image width 1 km [NASA/GSFC/Arizona State University].

Published on 19 Jun 2013

Giordano Bruno Whorl

Impact melt forms a swirled feature in Giordano Bruno crater. Image width is 1 km, LROC NAC M143947267L [NASA/GSFC/Arizona State University].

Published on 07 Jun 2013

Dating an impact

Some boulders are exposed in an impact melt sheet. How can these boulders help geologists understand more about the timing of impact? LROC NAC M1120322807L, image width is 1600 m [NASA/GSFC/Arizona State University].

Published on 02 May 2013

Melt or Rubble?

The bottom of northern crater wall inside Carrel crater, downslope is toward the bottom. Image center is 10.846°N, 26.653°E, image width is 500 meters, incidence angle is about 69°, LROC NAC M177460712L [NASA/GSFC/Arizona State...

Published on 02 Apr 2013

Rümker E Impact Melt

Impact melt deposit in the crater Rümker E. NAC M1101573334L, image width is ~2 km  [NASA/GSFC/Arizona State University].

Published on 08 Mar 2013

Copernicus Collapse

Collapse feature in the impact melt within the floor of Copernicus crater. NAC M168333206L, image width is 430 m [NASA/GSFC/Arizona State University].

Published on 05 Mar 2013

Lineations on the Melt

Impact melt sheet splashed from an unnamed crater inside Joule T. LROC NAC M184504856L. Image center is 27.536°N, 211.661°E, image width is 1440 meters. Downslope is from upper-left to lower-right [NASA/GSFC/Arizona State University].

Published on 19 Feb 2013

Messy Melt

Unlike some melt ponds, this melt pond does not look very smooth! NAC M182116507LR, image width 910 m [NASA/GSFC/Arizona State University].

Published on 31 Jan 2013

Channels And Fractures

Stratigraphic relationships within impact melt deposits may be discovered with diligent observation! NAC M185971152L, image width ~1.8 km [NASA/GSFC/Arizona State University].

Published on 17 Jan 2013

Melt Overlap

Two lobes of impact melt overlapped before solidifying against the crater wall. NAC M185964003L, image width is ~1.8 km [NASA/GSFC/Arizona State University].

Published on 16 Jan 2013

Picard Crater Impact Melt

Cracks in a terrace on Picard crater's wall indicate the terrace was flooded with impact melt. The cracks probably formed during cooling of the impact melt as it solidified. LROC NAC M1107917713RE, image width is ~1300 m...

Published on 11 Dec 2012

Egede A crater channelized melt

Impact melt from nearby Egede A crater formed channels as it flowed one kilometer down slope. Cracks in the melt probably formed as a result of cooling and inflation. LROC NAC M175204950LE, image width is 500 m [NASA/GSFC/Arizona State...

Published on 06 Nov 2012

Impact melt outside Wiener F

Fractures in impact melt. LROC NAC M141287909R, image is 470 meter across [NASA/GSFC/Arizona State University].

Published on 26 Oct 2012

Bench Crater

A beautiful bench crater formed in melt trapped on a crater wall terrace. NAC M185961318R, image width 520 m [NASA/GSFC/Arizona State University].

Published on 17 Oct 2012

Winding Channel of Melt

Impact melt channel winding its way down the crater wall on its descent to the floor. NAC M185956855L, image width 2.2 km, downslope to upper left [NASA/GSFC/Arizona State University].

Published on 16 Oct 2012

Hole on A Melt Sheet

A portion of the impact melt sheet on the floor of crater Korolev X. Image center is 0.699°N, 200.594°E, image width is 638 m. Sunlight is from right. NAC M145664820R [NASA/GSFC/Arizona State University].

Published on 11 Oct 2012

Branched Impact Melts

Impact melt on the northern rim of an unnamed crater. Image center is 0.133ºN, 85.205ºE, image width is 500 m, downslope is towards the top. NAC 139348293R [NASA/GSFC/Arizona State University].

Published on 10 Oct 2012