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NASA Punched 5 Holes Into Mars. The Craters Revealed a Surprise.

A smashing discovery. ScienceAlert stories are written, fact-checked, and edited by humans, never generated by AI. Don't miss a story, subscribe here.

NASA Punched 5 Holes Into Mars. The Craters Revealed a Surprise.
A smashing discovery. ScienceAlert stories are written, fact-checked, and edited by humans, never generated by AI. Don't miss a story, subscribe here. [Read Full Story on Science Alert →](https://www.sciencealert.com/nasa-punched-5-holes-into-mars-the-craters-revealed-a-surprise)