A chunk of interplanetary debris recently slammed into Mars and left this fresh crater and spray of ejecta

Small asteroids and chunks of cometary debris frequently slam into the surface of Mars, gouging out new craters. Thanks to a high resolution camera aboard NASA’s Mars Reconnaissance Orbiter, scientists can often spot such impacts relatively soon after they occur.

The image above, acquired by the orbiter’s High Resolution Imaging Science Experiment is a compelling example. It shows a crater and blast zone from an impact that likely occurred as recently as this past August, and no later tha

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