CNBC's Investing in Space newsletter offers a view into the business of space exploration and privatization, delivered straight to your inbox. Just over two and a half years after SpaceX's Starlink first rolled out its beta service, the satellite internet company now has more than 1.5 million subscribers. Starlink "introduced a service that leapfrogs the capability, although not quite the cost," of existing satellite and terrestrial competitors. Brazil, he noted, is the most dramatic example of Starlink taking share from incumbent satellite providers, where Starlink has added nearly the same amount of customers that Hughes has lost. With Starlink going after nearly every market vertical – from consumers to governments and everything in between – Prokosh noted customers are often just adding Starlink to existing options.

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