Earth reaching out (IMAGE)

DOE/Sandia National Laboratories

Earth reaching out

Caption

An artist's conception of the magnetic fields of selected super-Earths as the Z machine, pictured at bottom, mimics the gravitational conditions on other planets. Planetary magnetic fields deter cosmic rays from destroying planetary atmospheres, making life more likely to survive.

Credit

Artist image by Eric Lundin; Z firing photo by Randy Montoya

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