United Launch Alliance (ULA)

United Launch Alliance (ULA) is an American launch service provider, a joint venture between Lockheed Martin Space and Boeing Defense, Space & Security. As a launch provider, ULA designs, assembles, sells, and launches rockets like the Atlas V and Vulcan Centaur, providing access to space for national security payloads, commercial satellites, and deep-space exploration missions. Its primary customers include the U.S. Department of Defense, NASA, and commercial entities. Key activities involve launch services, rocket development, and partnerships with organizations like NASA and ESA for various space missions.

commercialFounded 2006

History · 1 eventDec 1, 2006 · Boeing and Lockheed Martin form United Launch Alliance joint venture

Denver, Colorado, United States

www.ulalaunch.com

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All verified mentions of this organization in source documents.

The United Launch Alliance Atlas V rocket has successfully launched 27 advanced broadband satellites for Amazon Leo.

RelationshipsPlanValue 4.5Dec 16, 2025RT by @GewoonLukas_: New name, same result! The United Launch Alliance Atlas V rocket has delivered its fourth success for Amazon Leo, deploying another 27 advanced broadband satellites into space. Congratulations to our customer on the successful launch of this critical payload! https://newsroom.ulalaunch.com/releases/united-launch-alliance-enables-expansion-of-amazon-leo-constellation-through-fourth-successful-launch

United Launch Alliance successfully launched the satellites on Atlas V for the fourth time.

PlanValue 2.5Dec 16, 2025RT by @GewoonLukas_: Deployment confirmed: 27 more Amazon Leo satellites have been added to our constellation and are operating nominally on orbit. Thanks to @ulalaunch for a fourth successful launch on Atlas V.

LA-04 is the seventh launch of the year for United Launch Alliance.

PlanGrowthValue 2.5Dec 15, 2025RT by @GewoonLukas_: Back on the pad: Atlas V is loaded with another batch of Amazon Leo satellites. Liftoff of LA-04 — our fourth mission on a @ulalaunch Atlas V and seventh of the year — is set for tomorrow, Dec. 16, between 3:28 and 3:57 a.m. ET.

LA-04 is the fourth mission on a United Launch Alliance Atlas V.

GeneralValue 3.0Dec 15, 2025RT by @GewoonLukas_: Back on the pad: Atlas V is loaded with another batch of Amazon Leo satellites. Liftoff of LA-04 — our fourth mission on a @ulalaunch Atlas V and seventh of the year — is set for tomorrow, Dec. 16, between 3:28 and 3:57 a.m. ET.

The U.S. Space Force weather squadron at Cape Canaveral predicts a 95 percent chance of acceptable weather for the United Launch Alliance Atlas V rocket launch of the Amazon Leo mission.

PlanGeneralValue 4.0Dec 15, 2025RT by @GewoonLukas_: The U.S. Space Force weather squadron at Cape Canaveral predicts a 95 percent chance of acceptable weather for the United Launch Alliance Atlas V rocket launch of the Amazon Leo mission on Tuesday at 3:28 a.m. EST (0828 UTC). Full details: http://bit.ly/av_leo4

The United Launch Alliance Atlas V rocket launch of the Amazon Leo mission is scheduled for Tuesday at 3:28 a.m. EST (0828 UTC).

PlanValue 4.0Dec 15, 2025RT by @GewoonLukas_: The U.S. Space Force weather squadron at Cape Canaveral predicts a 95 percent chance of acceptable weather for the United Launch Alliance Atlas V rocket launch of the Amazon Leo mission on Tuesday at 3:28 a.m. EST (0828 UTC). Full details: http://bit.ly/av_leo4

The launch of a United Launch Alliance Atlas V carrying the AmazonLeo 4 mission is planned for Tuesday, Dec. 16, at 3:28 a.m. EST.

PlanGeneralValue 4.0Dec 14, 2025RT by @GewoonLukas_: The launch of a United Launch Alliance Atlas V carrying the @AmazonLeo 4 mission is now planned for Tuesday, Dec. 16, at 3:28 a.m. EST at the opening of a 29-minute window. Teams are actively monitoring the weather and the forecasted winds during our original launch window present only a five percent chance of acceptability. The forecast for Dec. 16 provides a 95 percent chance of acceptable weather for launch.

This launch will be ULA's fourth of 46 missions dedicated to delivering Amazon Leo satellites into low Earth orbit for the broadband constellation.

PlanGeneralValue 3.5Dec 13, 2025RT by @GewoonLukas_: United Launch Alliance announces the arrival of our Atlas V rocket at its Cape Canaveral pad to launch Amazon Leo 4 on Monday at 3:49 a.m. EST (0849 UTC). This will be ULA's fourth of 46 missions dedicated to delivering @Amazonleo satellites into low Earth orbit for the broadband constellation to connect the world. http://bit.ly/av_leo4

United Launch Alliance is rolling out the Atlas V rocket to send the next batch of Amazon Leo broadband satellites into space.

PlanRelationshipsValue 4.0Dec 13, 2025RT by @GewoonLukas_: Rollout is underway of the United Launch Alliance Atlas V rocket to send the next batch of Amazon Leo broadband satellites into space Monday. Liftoff of the Leo 4 mission is planned for 3:49 a.m. EST (0849 UTC). http://bit.ly/av_leo4

United Launch Alliance has announced the arrival of its Atlas V rocket at Cape Canaveral to launch Amazon Leo 4 on Monday at 3:49 a.m. EST.

PlanGeneralValue 4.0Dec 13, 2025RT by @GewoonLukas_: United Launch Alliance announces the arrival of our Atlas V rocket at its Cape Canaveral pad to launch Amazon Leo 4 on Monday at 3:49 a.m. EST (0849 UTC). This will be ULA's fourth of 46 missions dedicated to delivering @Amazonleo satellites into low Earth orbit for the broadband constellation to connect the world. http://bit.ly/av_leo4

A total of 27 satellites have been stacked atop the Atlas V rocket in preparation for the fourth mission with United Launch Alliance.

PlanRelationshipsValue 4.0Dec 12, 2025RT by @GewoonLukas_: LA-04 update: 27 satellites have been stacked atop Atlas V as prep continues for our fourth mission with @ulalaunch. Liftoff is planned for Monday, Dec. 15, at 3:49 a.m. ET from Space Launch Complex-41, Cape Canaveral Space Force Station. Launch info: https://spr.ly/6016CE9FY

SLC-37 was originally built in the 1960s for launching the Saturn I rocket and was later modified for use with United Launch Alliance's Delta 4 rocket.

CapabilityGeneralValue 4.0Dec 9, 2025スペースX、ケープカナベラルで「スターシップ」発射台を建設へ–計画が承認

Amazon Leo, formerly known as Amazon Kuiper, is in a launch campaign with 153 satellites planned to be launched over six missions in 2025 between SpaceX and United Launch Alliance.

PlanCapabilityGeneralValue 4.0Dec 9, 2025Latest News

SpaceX produces 80% of its components in-house compared to ULA, which uses over 1,200 suppliers.

CapabilityGeneralValue 3.5Dec 8, 2025Beyond launch: How in-space propulsion markets will determine winners in the $1 trillion space economy

United Launch Alliance is targeting December 15 to launch another 27 Leo satellites into orbit using Atlas V.

PlanGeneralValue 4.3Dec 8, 2025RT by @GewoonLukas_: LA-04 update: Our encapsulated payload left Amazon’s processing facility on Friday for integration with Atlas V, with @ulalaunch targeting Dec. 15 to send another 27 Leo satellites into orbit.

ULA technicians hoisted the encapsulated satellites atop the Atlas V rocket.

GeneralValue 3.0Dec 5, 2025RT by @GewoonLukas_: ULA technicians today transported the Amazon Leo Atlas 4 (LA-4) payload to the Vertical Integration Facility and hoisted the encapsulated satellites atop the Atlas V. This high-performance rocket, nicknamed "The Bruiser," will launch the satellites into space Dec. 15 to enhance broadband access and help connect the world. Launch info: http://bit.ly/av_leo4

ULA technicians transported the Amazon Leo Atlas 4 (LA-4) payload to the Vertical Integration Facility.

GeneralValue 3.4Dec 5, 2025RT by @GewoonLukas_: ULA technicians today transported the Amazon Leo Atlas 4 (LA-4) payload to the Vertical Integration Facility and hoisted the encapsulated satellites atop the Atlas V. This high-performance rocket, nicknamed "The Bruiser," will launch the satellites into space Dec. 15 to enhance broadband access and help connect the world. Launch info: http://bit.ly/av_leo4

The decision follows the retirement of the United Launch Alliance Delta IV Heavy, which previously occupied Space Launch Complex 37.

GeneralValue 2.0Dec 4, 2025SpaceX Starship Authorized for Operations at SLC-37

United Launch Alliance mated the five solid rocket boosters to the Atlas V rocket.

RelationshipsCapabilityValue 3.8Nov 26, 2025In the days after LVOS, ULA mated the 5 SRB's to the Atlas V rocket, with the final mate occuring on November 24th. Remaining are stacking of the Centaur III upper stage and the fairing with the 27 Amazon Leo satellites. Launch remains set for NET December 15th at 08:52 UTC.

On November 19th, United Launch Alliance (ULA) placed the Atlas V Common Core Booster for the LA-04 mission on the Mobile Launch Platform, marking the start of the launch campaign.

PlanGeneralValue 4.0Nov 23, 2025On November 19th, ULA placed the Atlas V Common Core Booster for the LA-04 mission on the Mobile Launch Platform, kicking off the launch campaign. Including LA-04, there are 11 Atlas V launches remaining. 5 of these will be for Amazon Leo, the other 6 will be for Starliner.

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