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Space
Space
Science
Keith Cooper

Perseverance rover's Mars samples must be brought back to Earth, scientists stress

On a flat, slightly rocky ground, there is a sample tube laying there. A rover's wheel is seen toward the top right.

Vital samples from a dried up lakebed on Mars could contain crucial evidence for past life on the Red Planet — but budget overruns are threatening the effort to bring those samples back to Earth, where researchers could actually tap into what secrets the specimens contain.

NASA's Perseverance rover, which has been exploring the ancient lakebed in Jezero crater since landing there in Feb. 2021, holds 43 sample tubes in which it continues to stash Martian material of scientific interest. 

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