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AST SpaceMobile Demonstrates D2D Satellite Broadband At Sea

Written by: William Day | May 12, 2026

TL;DR / Executive Summary

  • AST SpaceMobile has achieved a peak download speed of 98.9 Mbps from low Earth orbit using its Block 1 satellites.
  • The test delivered broadband directly to a standard smartphone over international waters, with no new hardware or device changes.
  • Higher-capacity next-generation satellites could materially improve global connectivity, especially in remote areas.

Watch the video below to see how they did it.

Learn more via AST SpaceMobile’s website