{"id":201414,"date":"2025-10-04T11:05:09","date_gmt":"2025-10-04T11:05:09","guid":{"rendered":"https:\/\/www.newsbeep.com\/us\/201414\/"},"modified":"2025-10-04T11:05:09","modified_gmt":"2025-10-04T11:05:09","slug":"what-is-quasi-moon-and-why-is-it-silently-orbiting-earth","status":"publish","type":"post","link":"https:\/\/www.newsbeep.com\/us\/201414\/","title":{"rendered":"What is Quasi-Moon and why is it silently orbiting Earth?"},"content":{"rendered":"<p>Quasi-moon 2023 FW13 is very small and dark, so it reflects very little sunlight. Its orbit is unusual, as it drifts far from Earth and blends in with the background stars. Modern sky surveys, like Pan-STARRS and the Canada-France-Hawaii Telescope, have only recently become sensitive enough to spot such faint objects. As a result, 2023 FW13 remained hidden for decades, silently orbiting with Earth until now.<\/p>\n","protected":false},"excerpt":{"rendered":"Quasi-moon 2023 FW13 is very small and dark, so it reflects very little sunlight. Its orbit is unusual,&hellip;\n","protected":false},"author":2,"featured_media":201415,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[32],"tags":[115893,115911,115907,115932,115979,115924,115916,115929,115977,115973,115936,115963,90503,115967,115919,115970,115912,115954,115933,115981,115940,115918,115906,115960,115944,115984,115923,115905,115956,115921,115975,115938,115899,115989,115931,99016,115915,115980,115969,115908,115895,115957,115985,115898,115935,115903,115959,115927,115953,115914,115934,115987,115913,115945,115900,115925,115962,115968,115943,115986,115948,115909,115897,115966,115983,115941,115947,16492,115896,115894,79,115978,115950,115965,115901,115920,115939,115904,115917,115952,115928,115926,115964,115972,115988,115974,115982,115930,115949,115976,115946,115971,115951,115955,115958,115902,115937,115942,115961,115922,115910],"class_list":["post-201414","post","type-post","status-publish","format-standard","has-post-thumbnail","category-science","tag-2023-fw13","tag-2023-fw13-orbit","tag-asteroid-2023-fw13","tag-asteroid-detection-technology","tag-asteroid-discovery-methods","tag-asteroid-horseshoe-orbit","tag-asteroid-observation","tag-asteroid-orbit-prediction","tag-asteroid-orbit-resonance","tag-asteroid-path-prediction","tag-asteroid-physical-characteristics","tag-asteroid-population","tag-asteroid-tracking","tag-astronomic-observations","tag-astronomical-satellite","tag-astronomy-breakthroughs","tag-astronomy-discoveries-2025","tag-astronomy-instrumentation","tag-astronomy-news","tag-astrophysical-phenomena","tag-astrophysics-research","tag-celestial-body-orbit","tag-celestial-companion","tag-celestial-event-2025","tag-celestial-mechanics","tag-celestial-orbit-mystery","tag-co-orbital-asteroid-resonance","tag-co-orbital-object","tag-cosmic-discovery","tag-cosmic-neighbours","tag-earth-co-orbital-dynamics","tag-earth-co-orbiting-object","tag-earth-orbit-companion","tag-earth-orbit-dynamics","tag-earth-orbital-dynamics","tag-earth-quasi-moon","tag-earths-hidden-moons","tag-earths-orbit-stability","tag-earths-satellites","tag-earths-second-moon","tag-earths-co-orbital-asteroid","tag-earths-cosmic-companion","tag-earths-space-environment","tag-haleakala-observatory","tag-hawaii-astronomical-observatories","tag-horseshoe-orbit","tag-latest-space-research","tag-long-term-orbit-companion","tag-minor-planet-centre","tag-minor-planets-near-earth","tag-modern-telescopes","tag-near-earth-co-orbital","tag-near-earth-asteroid","tag-near-earth-comet","tag-near-earth-object","tag-new-astronomy-discovery","tag-orbit-calculation","tag-orbit-mapping","tag-orbit-simulation","tag-orbital-resonance-effect","tag-orbital-stability","tag-orbiting-asteroid","tag-pan-starrs-telescope","tag-planetary-defence","tag-planetary-objects","tag-planetary-orbits","tag-planetary-protection","tag-planetary-science","tag-quasi-moon-discovery","tag-quasi-satellite","tag-science","tag-scientific-observatories","tag-sky-survey-astronomy","tag-small-body-detection","tag-small-solar-system-body","tag-solar-orbit-resonance","tag-solar-resonance-orbits","tag-solar-system-asteroid","tag-solar-system-dynamics","tag-solar-system-exploration","tag-solar-system-objects","tag-solar-system-small-bodies","tag-solar-system-study","tag-solar-system-tracking","tag-space-astronomy-news-these-keywords-focus-on-quasi-moons","tag-space-data-analysis","tag-space-discovery-2025","tag-space-exploration-2025","tag-space-missions-2025","tag-space-monitoring","tag-space-object-classification","tag-space-object-orbits","tag-space-observation-techniques","tag-space-reconnaissance","tag-space-rock-identification","tag-space-rock-orbit","tag-space-rock-size","tag-space-science-research","tag-space-science-updates","tag-space-surveillance","tag-stable-quasi-moon"],"_links":{"self":[{"href":"https:\/\/www.newsbeep.com\/us\/wp-json\/wp\/v2\/posts\/201414","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.newsbeep.com\/us\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.newsbeep.com\/us\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/us\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/us\/wp-json\/wp\/v2\/comments?post=201414"}],"version-history":[{"count":0,"href":"https:\/\/www.newsbeep.com\/us\/wp-json\/wp\/v2\/posts\/201414\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/us\/wp-json\/wp\/v2\/media\/201415"}],"wp:attachment":[{"href":"https:\/\/www.newsbeep.com\/us\/wp-json\/wp\/v2\/media?parent=201414"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.newsbeep.com\/us\/wp-json\/wp\/v2\/categories?post=201414"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.newsbeep.com\/us\/wp-json\/wp\/v2\/tags?post=201414"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}