Airborne Titans: A Journey Through the Biggest and Priciest Military Aircraft Ever Constructed

11. Phoenix Constant WC-135W

Overview of WC-135 Constant Phoenix Service Entry: 1993

Retirement Status: N/A

Expense: $208 million*

The WC-135 Constant Phoenix is a specialized aircraft used by the U.S. Air Force for monitoring nuclear activities.

Key Features Design Inspiration:

The WC-135 was inspired by the C-135 Stratolifter, reflecting its lineage in military aviation. Unique Operational Role:

Often referred to as the “weather bird” or “sniffer,” the WC-135 serves a critical function in: Identification and Detection of Nuclear Explosions: It is equipped to monitor for nuclear detonations, providing vital data for national security. Service History:

Although the USAF has been using the WC-135 since 1965, it officially joined the service in 1993, continuing its important mission.

 

Overview of WC-135W Constant Phoenix Service Entry: 1993

Retirement Status: N/A

Expense: $208 million*

The WC-135W Constant Phoenix is a specialized aircraft used by the U.S. Air Force for nuclear detection and monitoring.

Key Features Limited Production:

Only 10 WC-135 aircraft have been constructed, making it a rare asset in the U.S. Air Force fleet. Currently, only two of these aircraft are actively in use. Related Variants:

An associated variant is the OC-135B Open Skies, which has a broader mission profile focused on arms control verification and reconnaissance. Post-Cold War Status:

Following the reduction of Cold War tensions in the early 1990s, most of the remaining WC-135s were placed into storage, reflecting changes in military needs and priorities.

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