Musk’s Polar Satellites Win Raves at Pentagon as Twitter Flails

For all the turmoil surrounding billionaire Elon Musk’s takeover of Twitter Inc., his SpaceX remains a success story -- especially at the Pentagon, where its Starlink satellite communications system is winning new praise as a potential way to reach US troops in the distant reaches of the Arctic.

The Arctic is increasingly seen by the US as contested territory with Russia and China. But its rough climate and remote latitudes limit communications through existing military satellites. That’s where the portable Starlink units from Musk’s Space Exploration Technologies Corp. come in as a possible solution.

“We have started testing high-rate ...