ghost crater造句

• Ghost craters are unusual forms that occur in the Suisei Planitia.
• A faint ghost crater lies in the mare to the northeast.
• The most notable of these is a ghost crater along the western inner wall.
• Lichtenberg overlies a larger, ring-shaped ghost crater to the northwest, which has a low central rise.
• There is also the remains of a ghost crater to the east of the crater midpoint.
• In the northern outer ghost crater remnant.
• Two types of ghost craters occur in the Borealis region; both are nearly obliterated by smooth plains material.
• A similar-sized ghost crater lies just inside the northern rim, producing a raised ring in the crater surface.
• In this respect it is similar to the crater ghost crater in the southeastern part of the floor.
• The diameter of this ghost crater is nearly double that of Ammonius, and is currently identified as Ptolemaeus B.
• A simple cartoon cross-section of what a ghost crater might look like, with wrinkle ridges on either edges and graben located within.
• The polygonal ghost crater centered at lat 82.5?N ., long 100?W ., northwest of Depr閦, is a transitional form between these two types.
• The density and size of ghost craters within the Goethe Basin are similar to those of the craters superposed over intercrater plains material near the terminator.
• They appear either to outline the rim crests of subjacent ghost craters that are lightly mantled by smooth plains material or to be lava flow fronts.
• Ghost craters of this type display rounded rim crests that are densely cratered with secondaries, a feature typical of the rough surface of intercrater plains material.
• "' Turner "'is a small ghost crater is attached to the western rim, its interior floor submerged by lava and the surviving rim broken in the southwest.
• These ghost craters and the original intercrater plains material they characterize are younger than the Goethe Basin, as they were not obliterated by the impact that formed it.
• He said the photos show " ghost craters . " depressions gouged out by past impacts and then filled in by a process that is not understood by scientists.
• The later remains as an imprint of a ghost crater in the surface that overlies the southern rim, and leaves a remnant of its northern rim in the crater floor.
• The crater floor is relatively smooth in the eastern half, with a low series of ridges and a partial ghost crater outline just to the west of the crater midpoint.