This image released by NASA on October 4, 2012 shows NASA's Mars rover Curiosity as it cut a wheel scuff mark into a wind-formed ripple at the "Rocknest" site to give researchers a better opportunity to examine the particle-size distribution of the material forming the ripple.
Full script refers back to english.mingpao.com
【版權】明報網站,2013
【關鍵字】Mars,picblog
【節目】Pic Blog