Northrop and SNC Conduct Major Flight Test of B-2 Communications Upgrade

Northrop and SNC Conduct Major Flight Test of B-2 Communications Upgrade

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SNC and Northrop Grumman have successfully conducted the first flight test of a significant communications upgrade for the B-2 stealth bomber. The upgrade, named the Adaptable Communications Suite (ACS) 4.0, aims to improve the aircraft's beyond-line-of-sight (BLOS) communication capabilities, which are vital for modern strategic missions.

The test marks an important milestone in extending the operational life and effectiveness of the aging B-2 fleet. It enables the bomber to maintain secure and reliable communications in complex electromagnetic environments, facilitating enhanced command and control during missions.

Strategic Importance of the Upgrade

"This successful flight test demonstrates our commitment to increasing the operational effectiveness of legacy platforms," stated a spokesperson from SNC. The upgrade is part of a broader effort to ensure that the B-2 remains a formidable element of the United States' strategic bomber force, especially as new aircraft like the B-21 are being developed and introduced.

Brian Everstine, Pentagon Editor for Aviation Week, emphasized that these upgrades are vital for maintaining operational relevance amid evolving threats. The program is expected to continue with plans for widespread integration across the fleet to bolster communication resilience in future operations.

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Airspace Times Team

Aviation Content Creator

Published: 20 Feb 2026

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