On Feb. 18, 2021, NASA’s Perseverance rover landed on Mars and began collecting soil, rock, and atmospheric samples in 30 sterile, cigar-sized, titanium tubes. Now, four years later, the entire ...
The NASA Perseverance rover has been gathering rocks and dust since it landed on Mars in February 2021. Scientists believe those samples — collected from Jezero Crater, the former site of an ...