Amazon.com Inc.’s first batch of production satellites reached low-Earth orbit, the biggest step to date in the company’s effort to establish a business broadcasting internet connectivity from space.

Amazon’s first batch of internet satellites rocketed toward orbit Monday, the latest entry in the mega constellation market currently dominated by SpaceX's thousands of Starlinks. The United Launch Alliance's Atlas V rocket carried up 27 of Amazon's Project Kuiper satellites,

The Starlink 12-23 mission lifted off into the night from Cape Canaveral SLC-40. Onboard were 23 Starlink satellites.