SWT with Col John "P.Y." Thien, Commander, Space Delta 3, 10 May 1300 MDT

  • Monday, May 10, 2021
  • 1:00 PM - 2:00 PM
  • Zoom



Space Warfighter Talks with Col John "P.Y." Thien,

Commander, Space Delta 3

Monday, 10 May, 1500-1600 EDT

Colonel John “P.Y.” Thien is currently assigned as the Commander, Space Delta 3, Headquarters United States Space Force, Peterson AFB, Colorado. He commands the newly activated Space Electronic Warfare Delta with personnel deployed worldwide. Space Delta 3 is responsible for preparing and presenting assigned and attached forces for the purpose of executing electronic attack, electronic protection and electronic warfare support in, from and through space. The units falling under his command within Space Delta 3 are the 4th, 5th and 16th Space Control Squadron and the 721st Operations Support Squadron. Col. Thien is the first commander of Space Delta 3.

Space Delta 3 Is headquartered at Peterson Air Force Base.

Space Delta 3 (DEL 3) trains and presents operations combat-ready Space Electronic Warfare (SEW) forces in support of assigned missions.


Space Delta 3, formerly the 721st Operations Group, was re-designated during a ceremony July 24, 2020, at Peterson AFB, Colorado. The 721st OG was originally activated Oct. 10, 2019, during a ceremony at Peterson AFB, Colorado.


Execute premiere Space Electronic Warfare through sustainable operations to dominate the space domain.


Multi-organizational Space Electronic Warfare conducting and enabling operations in all domains.

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