{"id":414173,"date":"2021-05-10T09:50:15","date_gmt":"2021-05-10T04:20:15","guid":{"rendered":"https:\/\/infralive.com\/web\/?p=414173"},"modified":"2021-05-10T11:47:40","modified_gmt":"2021-05-10T06:17:40","slug":"nasa-mars-helicopter-heard-humming-through-planets-thin-air","status":"publish","type":"post","link":"https:\/\/infralive.com\/web\/nasa-mars-helicopter-heard-humming-through-planets-thin-air\/","title":{"rendered":"NASA Mars helicopter heard humming through planet&#8217;s thin air"},"content":{"rendered":"<p>First came the amazing pictures, then the video. Now NASA is sharing sounds of its little helicopter humming through the thin Martian air.<\/p>\n<p>NASA&#8217;s Jet Propulsion Laboratory in California released this first-ever audio Friday, just before Ingenuity made its fifth test flight, a short one-way trip to a new airfield.<\/p>\n<p>During the fourth flight a week earlier, the low hum from the helicopter blades spinning at more than 2,500 revolutions per minute is barely audible. It almost sounds like a low-pitched, faraway mosquito or other flying insect.<\/p>\n<p>That&#8217;s because the 4-pound (1.8-kilogram) helicopter was more than 260 feet (80 meters) from the microphone on the Perseverance rover. The rumbling wind gusts also obscured the chopper&#8217;s sound.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>First came the amazing pictures, then the video. Now NASA is sharing sounds of its little helicopter humming through the thin Martian air. NASA&#8217;s Jet Propulsion Laboratory in California released this first-ever audio Friday, just before Ingenuity made its fifth test flight, a short one-way trip to a new airfield. During the fourth flight a week earlier, the low hum from the helicopter blades spinning at more than 2,500 revolutions per minute is barely audible. It almost sounds like a low-pitched, faraway mosquito or other flying insect. That&#8217;s because the 4-pound (1.8-kilogram) helicopter was more than 260 feet (80 meters) [&hellip;]<\/p>\n","protected":false},"author":40,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[192,130,136],"tags":[],"class_list":["post-414173","post","type-post","status-publish","format-standard","hentry","category-civil-aviation-the-economic-times","category-newspapers","category-the-economic-times"],"acf":[],"_links":{"self":[{"href":"https:\/\/infralive.com\/web\/wp-json\/wp\/v2\/posts\/414173","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/infralive.com\/web\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/infralive.com\/web\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/infralive.com\/web\/wp-json\/wp\/v2\/users\/40"}],"replies":[{"embeddable":true,"href":"https:\/\/infralive.com\/web\/wp-json\/wp\/v2\/comments?post=414173"}],"version-history":[{"count":0,"href":"https:\/\/infralive.com\/web\/wp-json\/wp\/v2\/posts\/414173\/revisions"}],"wp:attachment":[{"href":"https:\/\/infralive.com\/web\/wp-json\/wp\/v2\/media?parent=414173"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/infralive.com\/web\/wp-json\/wp\/v2\/categories?post=414173"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/infralive.com\/web\/wp-json\/wp\/v2\/tags?post=414173"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}