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Protecting Earth's environment and other solar system bodies from harmful contamination has been an important principle throughout the history of space explorat

An in-depth view of the panspermia hypothesis examined against the latest knowledge of planetary formation and related processes. Panspermia is the concept that

The goal of planetary protection is to control, to the degree possible, the biological cross-contamination of planetary bodies. Guidelines developed by the Comm

Three recent developments have greatly increased interest in the search for life on Mars. The first is new information about the Martian environment including e

In spring 2011 the National Academies of Sciences, Engineering, and Medicine produced a report outlining the next decade in planetary sciences. That report, tit