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  2. Structure of the United States Space Force - Wikipedia

    en.wikipedia.org/wiki/Structure_of_the_United...

    The Space Force has no command echelon equivalent of the U.S. Air Force′s numbered air forces, [25] so the next command echelon below field commands is the delta, a single level of command which combines the wing and group command echelons found in the U.S. Air Force. [25]

  3. Shell theorem - Wikipedia

    en.wikipedia.org/wiki/Shell_theorem

    If the body is a spherically symmetric shell (i.e., a hollow ball), no net gravitational force is exerted by the shell on any object inside, regardless of the object's location within the shell. A corollary is that inside a solid sphere of constant density, the gravitational force within the object varies linearly with distance from the center ...

  4. Aeroshell - Wikipedia

    en.wikipedia.org/wiki/Aeroshell

    An aeroshell is a rigid heat-shielded shell that helps decelerate and protects a spacecraft vehicle from pressure, heat, and possible debris created by drag during atmospheric entry. Its main components consist of a heat shield (the forebody) and a back shell.

  5. United States Space Force - Wikipedia

    en.wikipedia.org/wiki/United_States_Space_Force

    One of the primary reasons the Space Force was created was to consolidate space forces from across the U.S. Air Force, U.S. Army, and U.S. Navy. [34] In 2020, the Space Training and Readiness Delta (Provisional) was established to form the foundation for Space Training and Readiness Command and incorporate Air Force space units spread across ...

  6. 11th Delta Operations Squadron - Wikipedia

    en.wikipedia.org/wiki/11th_Delta_Operations_Squadron

    The 11th Delta Operations Squadron (11 DOS) is a United States Space Force unit. Assigned to Space Training and Readiness Command's Space Delta 11, it is responsible for providing operations support to the delta. It was activated on 15 September 2021. [1]

  7. Controversial proposal could move some Air National Guard ...

    www.aol.com/news/controversial-proposal-could...

    In a statement, a spokesperson for the Secretary of the Air Force tells Scripps News that the potential move of the Air National Guard units into the U.S. Space Force is "to ensure the mission ...

  8. Mission Delta 4 - Wikipedia

    en.wikipedia.org/wiki/Mission_Delta_4

    Mission Delta 4 (MD4) is a United States Space Force unit responsible for providing strategic and theater missile warning and tracking to the United States and its international partners. It operates three constellations of Overhead Persistent Infrared (OPIR) satellites and two types of Ground-Based Radars (GBRs) for the purpose of conducting ...

  9. Space Operations Command - Wikipedia

    en.wikipedia.org/wiki/Space_Operations_Command

    On 20 December 2019, following the establishment of the United States Space Force as an independent service, Air Force Space Command was also redesignated as United States Space Force (USSF) and served as the transitional headquarters of the new service, but remained a component of the U.S. Air Force. On 21 October 2020, United States Space ...