Featured Images
A Beautiful Impact
Young impact craters sometimes present a striking array of tones in their ejecta. Illumination is from the southeast, image is ~500 m across, LROC NAC M156964572L [NASA/GSFC/Arizona State University].
Published on 31 May 2012
Brush Strokes on a Lunar Canvas
An irregular ejecta distribution from a fresh crater catches the eye. Illumination is from the south, image is ~600 m across, LROC NAC image M111265930L [NASA/GSFC/Arizona State University].
Published on 30 May 2012
Scalelike Impact Melts
Impact melt sheets on the ejecta deposits of the crater Plato M. NAC M111700304R. Image width is 530 m. Image center is 53.276°N, 344.385°E. North is up. Incidence angle is 60° [NASA/GSFC/Arizona State University].
Published on 19 Apr 2012
Smooth Ejecta
Grooved surface created in an instant by an impact event. The linear pattern is radially symmetric around the parent crater; the parent crater must be very young as very few craters dot the ejecta blanket! LROC NAC M171788458RE, image...
Published on 10 Apr 2012
Ejecta Starburst
High-reflectance ejecta created a starburst pattern originating from an unnamed ~270 m diameter crater. NAC M159059694R, image width 855 m [NASA/GSFC/Arizona State University].
Published on 28 Mar 2012
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
Polka-dot Ejecta
A blanket of fresh ejecta is dotted with smaller low albedo craters. LROC NAC M123513537R, image width is 560 m [NASA/GSFC/Arizona State University].
Published on 23 Nov 2011
Shades of Grey
Two streaks of high and low reflectance blocky ejecta from the same crater. A large boulder rests in the low reflectance deposit. LROC NAC M168862555R, image width is 500 m [NASA/GSFC/Arizona State University].
Published on 22 Nov 2011
Nature's Art
Western half of an unnamed crater and its ejecta located near the center of Mare Serenitatis. Image width is 600 m, incidence angle 28°, LROC NAC M139795376L [NASA/GSFC/Arizona State University].
Published on 17 Nov 2011
Lobate Scarp or Fluidized Ejecta?
A double escarpment merges with a single escarpment. LROC NAC frame M105463860R, incidence angle 51.0°, image width is ~1,500 meters [NASA/GSFC/Arizona State University].
Published on 10 Nov 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
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
Outside of Giordano Bruno
Ejecta flows outside of Giordano Bruno crater. Sun direction is from right to left. Image number M161646501R, incidence angle 71°, image scale 0.55 m/pixels [NASA/GSFC/Arizona State University].
Published on 25 Aug 2011
Ray of boulders
Dozens of boulders, ranging from 10 m to more than 30 m in diameter, are distributed within an ejecta ray close to the crater rim (lower right). These boulders represent the deepest material excavated during crater formation. LROC NAC...
Published on 18 Aug 2011
Dark halo crater
A small dark halo crater on the ejecta of Censorinus A crater. Image scale is 0.5 m/pixel, image width is 500m, incidence angle 45°, sunlight is from right side [NASA/GSFC/Arizona State University].
Published on 28 Jul 2011
Splash and flow
Impact melt flowed across the primary ejecta of an unnamed Copernican-aged impact crater (46.75°N, 49.81°E). LROC NAC M159631206L,R; source crater toward the bottom [NASA/GSFC/Arizona State University].
Published on 14 Jul 2011
Polygonal fractures on Tycho ejecta deposits
Polygonal fractures on a flow lobe of impact melt splashed out of Tycho crater. Image scale is 0.52 meters/pixel, incidence angle is 69.1°, sunlight is from left [NASA/GSFC/Arizona State University].
Published on 14 Jun 2011
King crater ejecta deposits
Deceleration lobes in King crater (5.0°N, 120.5°E) ejecta. Image number M103739394LE; incidence angle 61°; image is ~1,200 meters across [NASA/GSFC/Arizona State University]
Published on 04 May 2011
Action Shot
Fresh ejecta blanket of an unnamed 1 km diameter crater. Image number M154813223R, incidence angle 13°, image is 750 meters across [NASA/GSFC/Arizona State University].
Published on 21 Apr 2011
Slice of Mare
Wedge-shaped asymmetrical ejecta pattern surrounding a ~1 km diameter mare crater. Image M154799629R width is 2 km and north is up, 0.5 m/pixel scale [NASA/GSFC/Arizona State University].
Published on 20 Apr 2011