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  2. Three-way comparison - Wikipedia

    en.wikipedia.org/wiki/Three-way_comparison

    The three-way comparison operator or "spaceship operator" for numbers is denoted as <=> in Perl, Ruby, Apache Groovy, PHP, Eclipse Ceylon, and C++, and is called the spaceship operator. [2] In C++, the C++20 revision adds the spaceship operator <=>, which returns a value that encodes whether the 2 values are equal, less, greater, or unordered ...

  3. C++ - Wikipedia

    en.wikipedia.org/wiki/C++_syntax

    The C++ Core Guidelines [92] are an initiative led by Bjarne Stroustrup, the inventor of C++, and Herb Sutter, the convener and chair of the C++ ISO Working Group, to help programmers write 'Modern C++' by using best practices for the language standards C++11 and newer, and to help developers of compilers and static checking tools to create ...

  4. Cape Canaveral Space Launch Complex 20 - Wikipedia

    en.wikipedia.org/wiki/Cape_Canaveral_Space...

    In February 2019, Space Florida leased the site to Firefly Aerospace so that they could launch their Alpha and Beta (since renamed to MLV) launch vehicles from the Space Coast's Eastern Range on prograde launch azimuths, being renamed SLC-20 to follow similar rebrandings of pads such as SLC-40 and SLC-41. To support upcoming operations at Cape ...

  5. HL-20 Personnel Launch System - Wikipedia

    en.wikipedia.org/wiki/HL-20_Personnel_Launch_System

    HL-20 Depicted as leaving the planned Space Station Freedom. Originally, delivery of passengers to Space Station Freedom would have been the primary mission of a PLS. For the baseline space station mission, depending on design, the crew size would be either 8 or 10 crew members. [5] [6]

  6. Boeing X-20 Dyna-Soar - Wikipedia

    en.wikipedia.org/wiki/Boeing_X-20_Dyna-Soar

    The Boeing X-20 Dyna-Soar ("Dynamic Soarer") was a United States Air Force (USAF) program to develop a spaceplane that could be used for a variety of military missions, including aerial reconnaissance, bombing, space rescue, satellite maintenance, and as a space interceptor to sabotage enemy satellites. [1]

  7. B. Chance Saltzman - Wikipedia

    en.wikipedia.org/wiki/B._Chance_Saltzman

    He is a career missile and space operations officer with operational experience as a Minuteman III launch officer and as a satellite operator for the National Reconnaissance Office. He served as the last commander for both the 614th Space Operations Squadron and 1st Space Control Squadron , during which time he led the operations during the ...

  8. United Kingdom Space Command - Wikipedia

    en.wikipedia.org/wiki/United_Kingdom_Space_Command

    United Kingdom Space Command (UKSC) is a joint command of the British Armed Forces organised under the Royal Air Force, [1] [2] and staffed by personnel from the Royal Navy, British Army, Royal Air Force and the Civil Service. [3] The UKSC has three functions: space operations, space workforce generation, and space capability. [4]

  9. AeroVironment T-20 - Wikipedia

    en.wikipedia.org/wiki/AeroVironment_T-20

    The T-20 carries a retractable gimbal-mounted, digitally stabilized, electro-optical/infrared (EO/IR) camera that relays video in real time via a C-band LOS data link to the ground control station (GCS). Powered by a 4-stroke, fuel injected gasoline engine, the aircraft burns 2 lb (910 g) of fuel per hour at cruise.