The newer insignia is a reference to the NASIC one. "The majestic sphinx – an ancient symbol of wisdom, knowledge, and the challenges that NSIC analysts will solve – is invoked out of pride in an organization that traces its roots back to the earliest days of aerospace intelligence." Riddle of the space sphinx, I guess.

https://media.defense.gov/2022/Jun/22/2003021948/-1/-1/1/DEL...

"The Sphinx, a traditional symbol of intelligence, signifies the unit's intelligence analyses, production and services." - https://www.nasic.af.mil/About-Us/Fact-Sheets/article/611728...

Stargate?