From a childhood and young adulthood in segregation, West excelled academically and eventually helped model the Earth’s shape. When you purchase through links on our site, we may earn an affiliate ...

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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 ...

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 ...

The Space Force's Resilient GPS program is meant to shield the vital positioning signal from jamming. (Lockheed Martin) The Space Force announced this week the four companies that will compete to ...

The United States isn’t working quickly enough to replace its aging and vulnerable GPS system, according to the Pentagon’s former space policy chief. “We are falling behind. We aren't modernizing ...