Assured Access to Space – Spaceflight Now

ULA launches Vulcan rocket on first Space Force mission

August 13, 2025 William Harwood

Equipped with four solid-fuel strap-on boosters for additional takeoff power, the 198-foot-tall Vulcan’s two methane-fueled BE-4 engines thundered to life at 8:56p.m. EDT, instantly propelling the rocket away from pad 41 at the Cape Canaveral Space Force Station.

Launch preview: ULA to launch first national security mission on a Vulcan rocket

August 12, 2025 Will Robinson-Smith

The mission, dubbed USSF-106, will be the first Vulcan rocket launch since the vehicle was certified by the United States Space Force in late March. Liftoff from pad 41 at Cape Canaveral Space Force Station is schedule for 7:59 p.m. EDT (2359 UTC).

ULA begins stacking its 1st Vulcan rocket supporting a national security mission

July 3, 2025 Will Robinson-Smith

This is the second time the rocket is being prepared for launch following a months long delay in certifying the launch vehicle. ULA hasn’t announced a specific launch date, but it’s expected sometime this summer.

U.S. Space Force, Lockheed Martin launch newest GPS satellite on SpaceX Falcon rocket

May 30, 2025 Will Robinson-Smith

The mission represented a short turnaround time for a national security mission, launching just three months after getting the call up from the government. Liftoff occurred at 1:37 p.m. EDT (1737 UTC).

Department of the Air Force issues draft documents for new SpaceX launch site at Vandenberg Space Force Base

May 19, 2025 Will Robinson-Smith

The proposal would allow SpaceX to take over Space Launch Complex 6, United Launch Alliance’s former Delta 4 launch site, and convert it for use to launch both Falcon 9 and Falcon Heavy rockets.

U.S. Space Force awards $13.7 billion in new national security launch contracts to Blue Origin, SpaceX and ULA

April 5, 2025 Will Robinson-Smith

The 54 national security missions will be awarded over the course of five years spanning FY25-FY29. The U.S. Space Force said missions are anticipated to fly from FY27-FY32.

ULA begins de-stacking Vulcan rocket, pivots to Atlas 5 launch of Amazon’s Kuiper satellites for first 2025 mission

February 7, 2025 Will Robinson-Smith

The change in manifest comes as the U.S. Space Force’s Assured Access to Space continues the certification process for the Vulcan rocket. United Launch Alliance will begin stacking an Atlas rocket in the coming weeks.

Space Force says first national security Vulcan launch now anticipated in spring 2025

December 18, 2024 Will Robinson-Smith

The first mission for United Launch Alliance’s Vulcan rocket as part of the National Security Space Launch Phase 2 contract will be USSF-106. ULA began stacking the rocket that will support this mission in October 2024.

U.S. Space Force launches expedited GPS mission using Falcon 9 rocket

December 17, 2024 Will Robinson-Smith

The U.S. Space Force’s Space Systems Command (SSC) and the Space Operations Command (SpOC) shifted the GPS 3 Space Vehicle 07 spacecraft to a SpaceX Falcon 9 rocket from a United Launch Alliance Vulcan rocket due to delays in Vulcan’s certification.

SpaceX launches 22 Starlink satellites on Falcon 9 rocket from California

December 12, 2024 Will Robinson-Smith

The launch from Vandenberg Space Force Base came on the heels of leaders from the U.S. Space Force gathering to discuss how to adjust to a rapidly increasing launch cadence for both the Eastern Range and Western Range. Liftoff happened at 1:55 p.m. PST (4:55 p.m. EST, 2155 UTC).