{"id":184114,"date":"2024-03-01T15:24:35","date_gmt":"2024-03-01T21:24:35","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2024\/03\/researchers-using-pulsar-measurements-to-probe-dark-matter-find-milky-way-galaxy-is-highly-dynamic"},"modified":"2024-03-01T15:24:35","modified_gmt":"2024-03-01T21:24:35","slug":"researchers-using-pulsar-measurements-to-probe-dark-matter-find-milky-way-galaxy-is-highly-dynamic","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2024\/03\/researchers-using-pulsar-measurements-to-probe-dark-matter-find-milky-way-galaxy-is-highly-dynamic","title":{"rendered":"Researchers using pulsar measurements to probe dark matter find Milky Way galaxy is highly dynamic"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/researchers-using-pulsar-measurements-to-probe-dark-matter-find-milky-way-galaxy-is-highly-dynamic3.jpg\"><\/a><\/p>\n<p>Dark matter comprises more than 80% of all matter in the cosmos but is invisible to conventional observation, because it seemingly does not interact with light or electromagnetic fields. Now Dr. Sukanya Chakrabarti, the Pei-Ling Chan Endowed Chair in the College of Science at The University of Alabama in Huntsville (UAH), along with lead author Dr. Tom Donlon, a UAH postdoctoral associate, have written a paper to help illuminate just how much dark matter there is in our galaxy and where it resides by studying the gravitational acceleration of binary pulsars.<\/p>\n<p>Chakrabarti gave a plenary talk on this work and other methods to measure galactic accelerations at the 243rd meeting of the American Astronomical Society in New Orleans in January. The findings are also <a href=\"https:\/\/arxiv.org\/abs\/2401.15808\">posted<\/a> on the <i>arXiv<\/i> preprint server.<\/p>\n<p>Pulsars are rapidly rotating <a href=\"https:\/\/phys.org\/tags\/neutron+stars\/\" rel=\"tag\" class=\"\">neutron stars<\/a> that blast out pulses of radiation at regular intervals ranging from seconds to milliseconds. A binary pulsar is a pulsar with a companion that allows physicists to test general relativity because of the strong gravitational fields accompanying these objects. \u201cPulsars are fantastic galactic clocks that have a timing stability that rivals atomic clocks,\u201d Chakrabarti explains.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dark matter comprises more than 80% of all matter in the cosmos but is invisible to conventional observation, because it seemingly does not interact with light or electromagnetic fields. Now Dr. Sukanya Chakrabarti, the Pei-Ling Chan Endowed Chair in the College of Science at The University of Alabama in Huntsville (UAH), along with lead author [\u2026]<\/p>\n","protected":false},"author":661,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[33,219],"tags":[],"class_list":["post-184114","post","type-post","status-publish","format-standard","hentry","category-cosmology","category-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/184114","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/661"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=184114"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/184114\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=184114"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=184114"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=184114"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}