WASHINGTON — The U.S. Space Force has ended an exploratory effort to add smaller, lower-cost navigation satellites to bolster the Global Positioning System, shelving a program that had been identified ...

In September 2025, a Widerøe Airlines flight was trying to land in Vardø, Norway, which sits in the country’s far eastern arm, some 40 miles from the Russian coast. The cloud deck was low, and so was ...

Samuel Lellouch does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

Startup Xona Space Systems hopes to provide an unspoofable alternative to increasingly threatened GPS. Later this month, an inconspicuous 150-kilogram satellite is set to launch into space aboard the ...

Around 12,500 miles above our heads, the satellites that make up the Global Positioning System (GPS) quietly keep the world running. A blackout would result in almost instantaneous chaos. “You would ...

Many of us take navigation for granted; when we're lost, we simply pull out our phones and open Google Maps to find where we are. You could even ask Siri to give you directions if you don't want to be ...

The Space Force wants its next fleet of GPS satellites to be smaller, cheaper and more resilient — and it’s looking to a mix of commercial and defense firms to help design those spacecraft. Four ...

Whether you're exploring uncharted trails, rough, rocky terrain, or other remote areas, a reliable GPS unit can help keep you on track and provide essential information on your route, such as your ...

An outage or loss of GPS satellites is estimated to cost the U.S. military and economy upward of $1 billion a day. Pentagon leaders believe that estimate is conservative, leading the U.S. Space Force ...