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  2. Cygnus NG-21 - Wikipedia

    en.wikipedia.org/wiki/Cygnus_NG-21

    While most Cygnus missions have been launched atop Northrop Grumman's Antares rocket from the Mid-Atlantic Regional Spaceport, NG-21 was the second of three missions planned to launch atop the Falcon 9 Block 5 rocket from the Cape Canaveral Space Force Station. Northrop Grumman exhausted the supply of its Antares 230+ rocket after the NG-19 ...

  3. Cygnus NG-18 - Wikipedia

    en.wikipedia.org/wiki/Cygnus_NG-18

    Cygnus NG-18 was the seventh Cygnus mission under the Commercial Resupply Services-2 contract. Northrop Grumman Innovation Systems confirmed on 23 February 2021 that Thales Alenia Space of Turin, Italy, will fabricate two additional Pressurized Cargo Modules (PCMs) for a pair of forthcoming Commercial Resupply Services-2 missions.

  4. List of Antares launches - Wikipedia

    en.wikipedia.org/wiki/List_of_Antares_launches

    Able to launch payloads heavier than 8,000 kg (18,000 lb) into low Earth orbit, Antares is the largest rocket operated by Northrop Grumman. Antares launches from the Mid-Atlantic Regional Spaceport and made its inaugural flight on April 21, 2013. [ 12 ]

  5. Explainer-How the US tracks ballistic missile launches - AOL

    www.aol.com/news/explainer-us-tracks-ballistic...

    Six Lockheed Martin and Northrop Grumman satellites, known as SBIRS, for space-based infrared system, sit in geostationary orbit around earth hunting for launch signatures, according to the U.S ...

  6. Stargazer (aircraft) - Wikipedia

    en.wikipedia.org/wiki/Stargazer_(aircraft)

    The first attempt on December 12 was scrubbed due to issues with the hydraulic system responsible for separating the Pegasus rocket from the launch aircraft. [10] Stargazer appeared in Northrop Grumman livery in 2018 following the acquisition of Orbital ATK. [11] Stargazer launched the Ionospheric Connection Explorer on October 11, 2019. The ...

  7. Northrop Grumman Pegasus - Wikipedia

    en.wikipedia.org/wiki/Northrop_Grumman_Pegasus

    A series of technical problems delayed this launch, which finally took place on 11 October 2019. In July 2019, it was announced that Northrop Grumman had lost the launch contract of the Imaging X-ray Polarimetry Explorer (IXPE) satellite to SpaceX. IXPE had been planned to be launched by a Pegasus XL rocket, and had been designed so as to fit ...

  8. Northrop Grumman - Wikipedia

    en.wikipedia.org/wiki/Northrop_Grumman

    Northrop Grumman Corporation is an American multinational aerospace and defense company. With 95,000 employees [3] and an annual revenue in excess of $30 billion, it is one of the world's largest weapons manufacturers and military technology providers. [4] [5] [6] The firm ranked No. 101 on the 2022 Fortune 500 list of America's largest ...

  9. Hypersonic and Ballistic Tracking Space Sensor - Wikipedia

    en.wikipedia.org/wiki/Hypersonic_and_Ballistic...

    The HBTSS program plans to launch two demonstration sensors into orbit by Fiscal Year (FY) 2023. [1] The Missile Defense Agency have selected two military contractors - L3Harris Technologies and Northrop Grumman - to design, build, and lastly demonstrate prototype satellites for the HBTSS in January 2021. [5]