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 has launched the first installment of its Project Kuiper satellite internet service. It’s aiming to take on the dominance of SpaceX’s Starlink.

Amazon has launched its first operational Project Kuiper satellites in its attempt to compete with SpaceX’s Starlink—but experts remain concerned about space debris and astronomy