HTTP/1.1 200 OK Connection: keep-alive Content-Length: 0 content-type: text/html; charset=utf-8 x-ftr-request-id: ff66c683-e43e-48ee-8212-c9c2518e990c x-frame-options: SAMEORIGIN content-security-policy: frame-ancestors self x-article-id: NmfcdzSVRvf6gw2qET3i6R x-modified-date: 1554791481 last-modified: Sun, 30 Mar 2025 04:03:54 GMT xkey: space-platform-responsive xkey: space-article-NmfcdzSVRvf6gw2qET3i6R xkey: space-articletype-news xkey: space-articletemplate-standard xkey: space-article-age-ancient xkey: space-region-US xkey: space-language-en xkey: space-modifieddate-1554791481 xkey: space-author-EENRgGJkmEeYh8CYF3ns7i xkey: space-tag-2dbVcJBaHWwRgN8uuXGq3U xkey: space-tag-NSLVCkFi6rKcEnwrRKT9LA xkey: space-tag-bGhVmbq3uPEFCqvCakkmBJ xkey: space-tag-4NKXbNzgfPByin9E9vSbBJ xkey: space-tag-a9XSVUiW82J6Pfozf2ChBJ xkey: space-article-extended-ttl-true xkey: space-flexi-page-guid-default_page_layout_news xkey: space-flexi-controller-FlexiPageLayout:index xkey: space-flexi-layout-news xkey: space-flexi-route-custom_route_1699552135 xkey: space-version-1226091 xkey: space-server-phpfpm-58cbbbd77f-zbjgd xkey: space-hawkwidgets-17.9.13-0bfe0da560fa83f720dd783e9768362030b4a9dd x-ftr-cache-status: MISS MISS x-age: 0 x-ftr-request-id: 00000000000000000000FFFF9D344568:F6EC_00000000000000000000FFFFB9711938:01BB_67E8C2A8_998A42B:24D443 x-ftr-balancer: vanilla-mochi-http-haproxy-prod-2 x-ftr-backend: varnish-leopard x-ftr-backend-server: leopard3 Via: 1.1 varnish, 1.1 varnish Accept-Ranges: bytes Age: 155582 Date: Mon, 31 Mar 2025 23:16:56 GMT X-Served-By: cache-lon420104-LON, cache-lax-kwhp1940112-LAX X-Cache-Hits: 2, 0 X-Timer: S1743463016.498450,VS0,VE408 Vary: Accept-Encoding, X-FTR-kiosq-user-status, X-FTR-kiosq-server-side-user-status, X-Country-Code, X-FTR-ABTest-Group Set-Cookie: FTR_Country_Code=US; path=/; domain=www.space.com X-Country-Code: US X-Country-Code-Real: US Strict-Transport-Security: max-age=31536000; includeSubDomains Set-Cookie: FTR_Cache_Status=MISS-CLUSTER; path=/; domain=www.space.com x-cache: MISS-CLUSTER Cache-Control: no-store,private alt-svc: h3=":443";ma=86400,h3-29=":443";ma=86400,h3-27=":443";ma=86400