{"id":582616,"date":"2026-03-30T12:44:46","date_gmt":"2026-03-30T16:44:46","guid":{"rendered":"https:\/\/spacenews.com\/?p=582616"},"modified":"2026-03-30T12:44:50","modified_gmt":"2026-03-30T16:44:50","slug":"esa-launches-first-celeste-satellites-to-test-complementary-leo-navigation-layer","status":"publish","type":"post","link":"https:\/\/spacenews.com\/esa-launches-first-celeste-satellites-to-test-complementary-leo-navigation-layer\/","title":{"rendered":"ESA launches first Celeste satellites to test complementary LEO navigation layer"},"content":{"rendered":"<p>MILAN \u2014 The European Space Agency has launched the first two satellites of the Celeste in-orbit demonstration mission from New Zealand aboard a Rocket Lab Electron launcher on March 28. The two satellites were launched at 10:14 CET and separated from the launcher about an hour later into a quasi-polar low Earth orbit at 510 [&hellip;]<\/p>\n ","protected":false},"excerpt":{"rendered":"<p>MILAN \u2014 The European Space Agency has launched the first two satellites of the Celeste in-orbit demonstration mission from New Zealand aboard a Rocket Lab Electron launcher on March 28. The two satellites were launched at 10:14 CET and separated from the launcher about an hour later into a quasi-polar low Earth orbit at 510 [&hellip;]<\/p>\n","protected":false},"author":11021,"featured_media":582619,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"newspack_ads_suppress_ads":false,"newspack_popups_has_disabled_popups":false,"newspack_sponsor_sponsorship_scope":"","newspack_sponsor_native_byline_display":"inherit","newspack_sponsor_native_category_display":"inherit","newspack_sponsor_underwriter_style":"inherit","newspack_sponsor_underwriter_placement":"inherit","_EventAllDay":false,"_EventTimezone":"","_EventStartDate":"","_EventEndDate":"","_EventStartDateUTC":"","_EventEndDateUTC":"","_EventShowMap":false,"_EventShowMapLink":false,"_EventURL":"","_EventCost":"","_EventCostDescription":"","_EventCurrencySymbol":"","_EventCurrencyCode":"","_EventCurrencyPosition":"","_EventDateTimeSeparator":"","_EventTimeRangeSeparator":"","_EventOrganizerID":[],"_EventVenueID":[],"_OrganizerEmail":"","_OrganizerPhone":"","_OrganizerWebsite":"","_VenueAddress":"","_VenueCity":"","_VenueCountry":"","_VenueProvince":"","_VenueState":"","_VenueZip":"","_VenuePhone":"","_VenueURL":"","_VenueStateProvince":"","_VenueLat":"","_VenueLng":"","_VenueShowMap":false,"_VenueShowMapLink":false,"newspack_pugpig_automated_push":false,"_newspack_byline_active":false,"_newspack_byline":"","newspack_content_restriction_is_exempt":false,"newspack_featured_image_position":"","newspack_post_subtitle":"","newspack_article_summary_title":"Overview:","newspack_article_summary":"","newspack_hide_updated_date":false,"newspack_show_updated_date":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"fullscreen","default_image_id":0,"font":"","enabled":false},"version":2},"_wpas_customize_per_network":false},"categories":[4150,4161],"tags":[14063,789,819,809,3551,13415],"newspack_spnsrs_tax":[],"coauthors":[13361],"class_list":["post-582616","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-launch-archive","category-news-archive","tag-celeste","tag-esa","tag-europe","tag-galileo","tag-pnt","tag-sn","membership-content","access-restricted","entry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.3) - 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