It had been nearly seven months since United Launch Alliance had its last rocket launch, but the company’s first flight of 2025 came to fruition on Monday night.

Amazon will assemble that big constellation over more than 80 launches, the majority of them performed by the Atlas V and its successor, ULA's new Vulcan Centaur. Amazon has also procured launches from Arianespace, Blue Origin and SpaceX.

Amazon is preparing to launch its debut batch of satellites into orbit as it seeks to establish its own internet service for customers worldwide.