Some boulders are exposed in an impact melt sheet. How can these boulders help geologists understand more about the timing of impacts? LRO...

Simulation of a Moon-forming impact [Harvard University] . "A common origin for the Moon and Earth is required by their identic...

From ' A new hit and run Giant Impact scenario ,' July 28, 2012;  Figure 1a : Five snapshots from the 30° impact angle and 1.30ve...