{"id":684505,"date":"2026-05-21T16:44:11","date_gmt":"2026-05-21T16:44:11","guid":{"rendered":"https:\/\/www.newsbeep.com\/ca\/684505\/"},"modified":"2026-05-21T16:44:11","modified_gmt":"2026-05-21T16:44:11","slug":"strange-stacked-stones-spotted-on-mars-photo-of-the-day-for-may-21-2026","status":"publish","type":"post","link":"https:\/\/www.newsbeep.com\/ca\/684505\/","title":{"rendered":"Strange stacked stones spotted on Mars photo of the day for May 21, 2026"},"content":{"rendered":"<p class=\"vanilla-image-block\" style=\"padding-top:56.25%;\">\n<p><img decoding=\"async\" src=\"https:\/\/www.newsbeep.com\/ca\/wp-content\/uploads\/2026\/05\/RmdQT6CBov7ihjWguqRcKG.jpg\" alt=\"a large stone is cracked in such a way as to appear like three stones stacked on one another\"   loading=\"lazy\" data-new-v2-image=\"true\" data-original-mos=\"https:\/\/www.newsbeep.com\/ca\/wp-content\/uploads\/2026\/05\/RmdQT6CBov7ihjWguqRcKG.jpg\" data-pin-media=\"https:\/\/www.newsbeep.com\/ca\/wp-content\/uploads\/2026\/05\/RmdQT6CBov7ihjWguqRcKG.jpg\" class=\"rounded-[var(--image--border-radius,0)] inline expandable\"\/><br \/>\n<a href=\"https:\/\/www.newsbeep.com\/ca\/wp-content\/uploads\/2026\/05\/RmdQT6CBov7ihjWguqRcKG.jpg\" target=\"_blank\" class=\"expand-button icon-expand-image icon\" data-url=\"https:\/\/www.newsbeep.com\/ca\/wp-content\/uploads\/2026\/05\/RmdQT6CBov7ihjWguqRcKG.jpg\" referrerpolicy=\"no-referrer-when-downgrade\" data-hl-processed=\"none\"\/><\/p>\n<p>NASA&#8217;s Perseverance rover spotted a stack of rocks on the Martian surface. (Image credit: NASA\/JPL-Caltech\/ASU)<\/p>\n<p id=\"elk-f28d6564-a6d6-4ea0-b93d-847e08663796\">NASA&#8217;s Mars Perseverance rover has stumbled across an unusual sight: a stack of rocks on the Martian surface.<\/p>\n<p class=\"paywall\" aria-hidden=\"true\">How did they end up this way? Did Perseverance knock them over? So many questions.<\/p>\n<p><a id=\"elk-355d7d12-77eb-4840-8913-51d98c870fe3\" class=\"paywall\" aria-hidden=\"true\"\/>What is it? <a id=\"elk-seasonal\" class=\"paywall\" aria-hidden=\"true\"\/><\/p>\n<p id=\"elk-69d346e4-7858-4436-9581-309ac9f275b3-0\">Perseverance, or Percy for short, captured this bizarre image of rocks stacked <a data-analytics-id=\"inline-link\" href=\"https:\/\/mars.nasa.gov\/mars2020\/multimedia\/raw-images\/ZL0_1859_0831974139_738EBY_N0880620ZCAM09915_0630LMJ\" target=\"_blank\" data-url=\"https:\/\/mars.nasa.gov\/mars2020\/multimedia\/raw-images\/ZL0_1859_0831974139_738EBY_N0880620ZCAM09915_0630LMJ\" referrerpolicy=\"no-referrer-when-downgrade\" data-hl-processed=\"none\" data-mrf-recirculation=\"inline-link\" rel=\"nofollow noopener\">on Mars on May 13<\/a>(or Sol 1859, the rover&#8217;s 1,859th day on the Red Planet). The image was captured with the rover&#8217;s Mastcam-Z camera \u2014 a pair of two cameras located high up on the rover&#8217;s mast, looking almost like a pair of eyes that the craft sees through.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.space.com\/media\/img\/spc-logo-w.svg\" alt=\"\" class=\"max-h-12 w-auto\" aria-hidden=\"true\"\/><\/p>\n<p>            You may like<\/p>\n<p>You may have seen rock stacks like this while hiking, and while there can sometimes be reason to knock them over, some serve as important trail markers, <a data-analytics-id=\"inline-link\" href=\"https:\/\/www.nps.gov\/articles\/rockcairns.htm\" target=\"_blank\" data-url=\"https:\/\/www.nps.gov\/articles\/rockcairns.htm\" referrerpolicy=\"no-referrer-when-downgrade\" data-hl-processed=\"none\" data-mrf-recirculation=\"inline-link\" rel=\"nofollow noopener\">according to the National Parks Service<\/a>.<\/p>\n<p>But this rock stack isn&#8217;t pointing the way on any hiking trail. Instead, it&#8217;s sitting strangely on the surface of the Red Planet appearing as three rocks stacked on top of one another, almost like a sandwich, in the middle of the dusty, reddish terrain.<\/p>\n<p>However, it&#8217;s more likely that what we&#8217;re seeing is actually one rock that broke apart this way due to wind erosion or being exposed to flowing water on ancient Mars. Based on observations made by NASA&#8217;s other Mars rover, Curiosity, scientists suspect that <a data-analytics-id=\"inline-link\" href=\"https:\/\/www.caltech.edu\/about\/news\/wind-drives-geology-on-mars-these-days\" target=\"_blank\" data-url=\"https:\/\/www.caltech.edu\/about\/news\/wind-drives-geology-on-mars-these-days\" referrerpolicy=\"no-referrer-when-downgrade\" data-hl-processed=\"none\" data-mrf-recirculation=\"inline-link\" rel=\"nofollow noopener\">winds are the primary force of geological change on Mars<\/a>, wearing down rocks over hundreds of millions or even billions of years.<\/p>\n<p><a id=\"elk-48a491cd-38ed-4b41-9f2a-ec3a07f58567\" class=\"paywall\" aria-hidden=\"true\"\/>Why is it incredible? <\/p>\n<p id=\"elk-9370769c-e309-4387-b2c3-2be3a5f52cae\">This isn&#8217;t the first strange rock we&#8217;ve seen on the surface of Mars. Everything from a <a data-analytics-id=\"inline-link\" href=\"https:\/\/www.space.com\/space-exploration\/mars-rovers\/strange-sphere-studded-rock-on-mars-found-by-nasas-perseverance-rover\" data-url=\"https:\/\/www.space.com\/space-exploration\/mars-rovers\/strange-sphere-studded-rock-on-mars-found-by-nasas-perseverance-rover\" data-hl-processed=\"none\" data-mrf-recirculation=\"inline-link\" data-before-rewrite-localise=\"https:\/\/www.space.com\/space-exploration\/mars-rovers\/strange-sphere-studded-rock-on-mars-found-by-nasas-perseverance-rover\" rel=\"nofollow noopener\" target=\"_blank\">sphere-studded rock <\/a>to bizarre <a data-analytics-id=\"inline-link\" href=\"https:\/\/www.space.com\/6297-strange-rock-formations-mars-explained.html\" data-url=\"https:\/\/www.space.com\/6297-strange-rock-formations-mars-explained.html\" data-hl-processed=\"none\" data-mrf-recirculation=\"inline-link\" data-before-rewrite-localise=\"https:\/\/www.space.com\/6297-strange-rock-formations-mars-explained.html\" rel=\"nofollow noopener\" target=\"_blank\">evenly-spaced rocks <\/a>and even a <a data-analytics-id=\"inline-link\" href=\"https:\/\/www.space.com\/mars-perseverance-rover-weird-stripy-rock\" data-url=\"https:\/\/www.space.com\/mars-perseverance-rover-weird-stripy-rock\" data-hl-processed=\"none\" data-mrf-recirculation=\"inline-link\" data-before-rewrite-localise=\"https:\/\/www.space.com\/mars-perseverance-rover-weird-stripy-rock\" rel=\"nofollow noopener\" target=\"_blank\">striped rock <\/a>have been found by NASA&#8217;s Mars rovers, sparking curiosity along the way. Conspiracies even arose when a <a data-analytics-id=\"inline-link\" href=\"https:\/\/www.space.com\/17191-face-on-mars.html\" data-url=\"https:\/\/www.space.com\/17191-face-on-mars.html\" data-hl-processed=\"none\" data-mrf-recirculation=\"inline-link\" data-before-rewrite-localise=\"https:\/\/www.space.com\/17191-face-on-mars.html\" rel=\"nofollow noopener\" target=\"_blank\">photo <\/a>from NASA&#8217;s Viking mission in 1976 revealed a rocky site that, to some, resembled a human head and face.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.space.com\/media\/img\/spc-logo-w.svg\" alt=\"Space\" loading=\"lazy\" class=\"w-auto h-7 block w-auto mx-auto mb-4 h-[30px]\" data-component-name=\"Image\"\/><\/p>\n<p>While it&#8217;s fun to explore and entertain the &#8220;what ifs&#8221; when we stumble across something new or unusual, getting to the real answer can be even more interesting.<\/p>\n<p>No humans have ever been to Mars (yet), so we can be certain a rogue hiker didn&#8217;t stack these rocks up for fun. But uncovering the true backstory of these rocks and their appearance on Mars can help scientists to better understand the planet&#8217;s history and inner workings.<\/p>\n","protected":false},"excerpt":{"rendered":"NASA&#8217;s Perseverance rover spotted a stack of rocks on the Martian surface. (Image credit: NASA\/JPL-Caltech\/ASU) NASA&#8217;s Mars Perseverance&hellip;\n","protected":false},"author":2,"featured_media":684506,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[23],"tags":[49,48,66,306],"class_list":["post-684505","post","type-post","status-publish","format-standard","has-post-thumbnail","category-space","tag-ca","tag-canada","tag-science","tag-space"],"_links":{"self":[{"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/posts\/684505","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/comments?post=684505"}],"version-history":[{"count":0,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/posts\/684505\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/media\/684506"}],"wp:attachment":[{"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/media?parent=684505"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/categories?post=684505"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/tags?post=684505"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}