Satellite-based GNSS—especially GPS, which is operated by the U.S. government—is the backbone of positioning, navigation and timing (PNT) services that support everything from national ...

A new satellite-based service spotted in the iOS 26 developer beta will be useful in both extreme situations and more everyday scenarios in areas with poor mobile coverage … ...

The company has gradually expanded its capabilities to include satellite-based iMessage and location sharing. Apple hasn't yet confirmed whether satellite weather updates will be free or part of a ...

A novel method using signals of opportunity from low-Earth orbit (LEO) satellites is redefining what’s possible in satellite-based navigation. Researchers have developed a joint pseudo-range and ...

AI-based daily photosynthesis monitoring and analysis of the impact of fine dust. Credit: Remote Sensing of Environment (2025). DOI: 10.1016/j.rse.2025.114735 ...

Phones iPhones iPhone's satellite connectivity could be in trouble — here's why News By Tom Pritchard published 28 May 2025 Trouble from Musk and Apple's own executives Comments ( 0 ) ...

This satellite, No. 8 of 10 in the GPS III series, will replace an aging navigation satellite in the constellation. The GPS network has 31 operational satellites (it needs 24 for global coverage ...

Beyond its satellite network, China has also built nearly 300 ground-based backups, fibre-optic networks to transmit accurate timing information, and an eLoran system, a ground-based alternative ...

BEIJING, 20th May, 2025 (WAM) -- China's satellite-enabled navigation and positioning services industry reached an estimated value of 576 billion yuan (US$80 billion) in 2024, marking a year-on ...

Addressing these challenges demands a new approach to extracting usable navigation data from LEO constellations. In 2025, a study (DOI: 10.1186/s43020-025-00163-y) published in Satellite Navigation.

Earlier this year, Apple began supporting carrier-provided satellite connectivity in iOS 18 for iPhone 14 and newer models. Now, with the release of iOS 18.5 RC, Apple is extending that support to ...