Featured Images
Dark Impact Melt Sheet
A portion of southern rim of unnamed immature crater. The interior of the crater is in the top half of the image. NAC M169764515R. Image center is 18.652°N, 121.299°E. Image width is 500 m. North is up [NASA/GSFC/Arizona State University].
Published on 18 Apr 2012
Impact Melt Lobes
Impact melt flowed down the wall of Lowell crater forming two lobes when it solidified. The first lobe was breached or overtopped by a second flow in a manner probably similar to lava flows on Earth. LROC NAC M184196652RE, sun is from...
Published on 12 Apr 2012
An Impact Melt Veneer in the Highlands
Fractured impact melt partially covered with regolith. Image width is 880 m, north is up, NAC frame M159650657L [NASA/GSFC/Arizona State University].
Published on 03 Apr 2012
Splish Splash
An impact melt veneer coating a large boulder, ~80 m wide by 120 m long - larger than a football field! Downslope to the right, NAC M169630027R, image width is 530 m [NASA/GSFC/Arizona State University].
Published on 30 Mar 2012
Impact Melt Pit
A melt pit inside an unnamed crater. Image width is 480 m, NAC frame M176082220L [NASA/GSFC/Arizona State University].
Published on 02 Mar 2012
Dense Fractures
Fractures at the edge of an impact melt pool within the crater Larmor Q. Image width is 540 m, NAC frame M151726155R [NASA/GSFC/Arizona State University].
Published on 29 Feb 2012
Impact Melt Boundary
Dry debris flows terminate on the cracked and bouldery melt sheet in Moltke. A textural change marks the boundary between crater wall and impact melt deposits embaying the crater floor. Image width is 1100 m, LROC NAC M122591558L...
Published on 24 Feb 2012
Cracked mound
Top of a mound with fractured impact melt located on the floor of Anaxagoras crater. Image width is 600 meters. Sunlight is from the bottom-left, NAC M122273232L [NASA/GSFC/Arizona State University].
Published on 16 Feb 2012
Impact melt channel
Impact melt channel 2.5 km from the rim of Petavius B crater. Down-slope is to the bottom, image width is 1.02 km, Sun is from right, M115937523R, image center latitude 20.350°S, longitude 57.371°E [NASA/GSFC/Arizona State University].
Published on 14 Feb 2012
Fractures in Ohm's Melt
A thin layer of regolith covers fractures ~18 m wide in the Ohm crater impact melt pond. LROC NAC M166582212R, image width is 793 m [NASA/GSFC/Arizona State University].
Published on 01 Feb 2012
On the Floor of Thales
Contact between channelized impact melt (upper left) and fractured melt (lower right) on the floor of Thales crater. Crater floor is at lower right, LROC NAC image M170218508L, image width is 700 m [NASA/GSFC/Arizona State University].
Published on 31 Jan 2012
Melt Fractures in Jackson Crater
Fractures can be seen in profuse abundance on the Jackson crater melt pond surface. Illumination from west, north is up, image is ~700 m across, LROC NAC M118560367L [NASA/GSFC/Arizona State University].
Published on 18 Jan 2012
Craggy Peak, Impact Melts
Northern slope of Hayn crater central peak. Downslope direction is from top to bottom. North is down, image width is 594 meters, sunlight is from upper left, M128754462L [NASA/GSFC/Arizona State University].
Published on 12 Jan 2012
Herigonius K Impact Melt Flow
Grooves carved out by ejecta during the Herigonius K impact event provide channels for impact melt to flow outwards. Small cracks can be seen on the impact melt surface, possibly from contraction as the impact melt cooled. LROC NAC...
Published on 14 Dec 2011
Ejecta blanket geology
Unconsolidated material and impact melt (smoother areas) in the continuous ejecta blanket of Stevinus A crater. Image is located to the northeast of Stevinus A, image width is 530 m, LROC NAC M170227051L [NASA/GSFC/Arizona State...
Published on 08 Dec 2011
On the floor of Green M
High-reflectance boulders are interspersed among rubble eroding out of impact melt deposited on the Green M crater floor. Illumination from right, image is 570 m across, LROC NAC M159080552L [NASA/GSFC/Arizona State University].
Published on 07 Dec 2011
Lichtenberg B Flow
Starting at the rim of the crater Lichtenberg B, impact melt flowed and formed a channel, pushing boulders aside in the process. LROC NAC M120257109R, image width is 430 m, incidence angle is 57° [NASA/GSFC/Arizona State University].
Published on 30 Nov 2011
The Chicken or the Egg?
Building-sized boulders are partially coated in impact melt. LROC NAC frame M140840176R, incidence angle is 39.6°, sun is from the south, image width is 540 meters [NASA/GSFC/Arizona State University].
Published on 08 Nov 2011
Recent Impact in Oceanus Procellarum
A small amount of impact melt pooled and froze on the floor of this Copernican impact crater, and is 90 x 70 m in size. What process creates impact melt pools? LROC NAC M111972680LE, image width is 750 m [NASA/GSFC/Arizona State...
Published on 12 Aug 2011
Impact melt tongue
A bouldery tongue of impact melt in Jackson crater. Image number M133892450L, incidence angle 75°, image scale 0.83 m/pixels [NASA/GSFC/Arizona State University].
Published on 11 Aug 2011