PARIS — Satellite consumer broadband hardware and service providers Viasat Inc. and Hughes Network Systems look at SpaceX’s beta testing of its Starlink service and wonder how it can possibly scale.

Viasat and Hughes operate Ka-band high-throughput satellites in geostationary orbit, which they say offers higher speed, more bandwidth and lower-cost consumer equipment than a system like Starlink.

They both concede that low-orbit constellations of broadband satellites can provider lower latency, which they say is of little interest to . . .

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