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By jagrier on November 17, 2017 in

Here at CosmoQuest we spend a lot of time looking at craters. It is a job that only people can do – not computers (yet, anyway). Scientists have been trying to write programs that will effectively identify and count craters, but they have met with only limited success. As noted, craters are not always perfectly […]

By Nicole Gugliucci on April 7, 2014 in

Here is some more interesting news coming out about Mercury from the MESSENGER spacecraft. It was long thought that Mercury didn’t really have major, explosive volcanism in the past, like the Mount St. Helens eruption of 1980. For that, you need volatiles, or compounds that boil at relatively low temperatures, astronomically speaking. When the planets […]