NASA rover Perseverance finds strange rock on Mars that appears hollow with a hole in its center Anonymous 6/28/2023 23:01:00 No. 23 [Open] [Reply] Actions report Hide Thread Hide Post percynasajan23selfie_... webp (1.04 MB, 1500x843) https://spaceexplored.com/2023/06/27/nasa-rover-finds-doughnut-rock/