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2026 · United Launch Alliance

SDA Tranche 2 Transport Layer B

upcomingVulcan | SDA Tranche 2 Transport Layer B

Classified mission launched by the Space Development Agency (SDA) for Tranche 2 Transport Layer.

Overview

Date / time
December 31, 2026 at 12:00 AM UTC
Outcome
upcoming
Launch site
Space Launch Complex 3E
Mission
SDA Tranche 2 Transport Layer B
Mission type
Government/Top Secret
Orbit achieved
Polar Orbit
Launch vehicle
Vulcan →
Launch provider
United Launch Alliance →