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並べ替え:新着順
#DYK ? #SpaceForceは、我が国の最も初期の国家防衛計画にそのルーツを持っています。SSC は 70 年前に西部開発部門として始まり、我が国の弾道ミサイルの開発に貢献しました。SLD-30 の Cecil Guy 大尉が、ミニットマン III ミサイルの遺産を紹介します。 x.com/ussf_ssc/statu…
#DYK? The #SpaceForce has its roots in our Nation's earliest national defense programs. SSC started as the Western Development Division 70 years ago, helping develop our country's ballistic missiles. Capt Cecil Guy at SLD-30 introduces the legacy of the Minuteman III missile. pic.twitter.com/8PhUH94Il3
Swedish-born artist Gunnar Widforss first traveled to the Southwest in 1923 and created many paintings of the canyon. Examine this watercolor (Grand Canyon 1929) in detail here: go.nps.gov/gc-art01 (170) In addition, #DYK the application period for 2025 Grand Canyon… pic.twitter.com/cGRM8efroO
Swedish-born artist Gunnar Widforss first traveled to the Southwest in 1923 and created many paintings of the canyon. Examine this watercolor (Grand Canyon 1929) in detail here: go.nps.gov/gc-art01 (170) In addition, #DYK the application period for 2025 Grand Canyon… pic.twitter.com/w9GnvYMLWd
Swedish-born artist Gunnar Widforss first traveled to the Southwest in 1923 and created many paintings of the canyon. Examine this watercolor (Grand Canyon 1929) in detail here: go.nps.gov/gc-art01 (170) In addition, #DYK the application period for 2025 Grand Canyon… pic.twitter.com/OjbdmyOG4Z
#DYK NSA の Web ページに未確認飛行物体 (UFO) インデックスがあるって知ってますか? NSA は UFO に関する情報要求に応えてこれらの文書をまとめました。この #UFODay に、ちょっとした読み物をお楽しみください! nsa.gov/Helpful-Links/… x.com/NSAGov/status/…
#DYK that NSA has an Unidentified Flying Objects (UFO) Index on our webpage? NSA compiled these documents in response to information requests about UFOs. Enjoy some light reading this #UFODay! nsa.gov/Helpful-Links/… pic.twitter.com/bhJchIXy9N