AST SpaceMobile, which is backed by Vodafone and several other mobile operators around the world, has followed up their earlier achievements in two-way 4G calling by harnessing their prototype BlueWalker 3 satellite in Low Earth Orbit (LEO) to make the first space-based 5G internet voice call using a regular handset. The new 1.5-ton BlueWalker 3 […]
