<prompt> Gadzira shanduro yakaoma zvikuru yemutsara uyu Donald Roy Pettit akaberekwa musi wa 20 Kubvumbi 1955 injinjini yemakemikari yeAmerica uye muchadenga weNASA.  <response>: Chokwadika, shanduro yakaoma zvikuru yemutsara ndeiyi Donald Roy Pettit akaberekwa musi wa20 Kubvumbi 1955 muongorori wezvomuchadenga weAmerica, murwi wemwedzi mitanhatu ari muInternational Space Station uye rwendo rwemavhiki matanhatu rwokuwana mameteorite muAntarctica. 