No audio available for this content. As mentioned in the last column, the GPS on BMs 2018 web page contains a link to a web map where users can determine which bench marks NGS would like users to ...

My last column highlighted two components of the North American-Pacific Vertical Datum of 2022 (NAPGD2022) — the geoid undulation model of GEOID2022 and gravity model of GRAV2022. It expressed that ...

The U.S. Space Force wants to launch dozens of small, cheap satellites as part of its Resilient GPS program, meant to augment the existing constellation. (Astranis) The Space Force wants its next ...

LOUISVILLE, Colo.--(BUSINESS WIRE)--Sierra Space, a leading commercial space company and defense-tech prime that is Building a Platform in Space to Benefit Life on Earth ® and protect economic freedom ...

The U.S. Air Force began deploying the Global Positioning System — more commonly known as GPS — nearly 50 years ago, satellites which have become critical infrastructure for both the military and the ...

The Air Force announced in April it would use authority from Congress to shift unused funds from elsewhere in the Space Force’s budget to begin development on Resilient GPS. (Lockheed Martin) A ...

Astranis transmits core GPS signals in a demonstration for the U.S. Space Force’s Resilient GPS program. Credit: Astranis WASHINGTON — Astranis, a San Francisco-based manufacturer of small ...

The U.S. Space Force wants to launch dozens of small, cheap satellites as part of its Resilient GPS program, meant to augment the existing constellation. (Astranis) The Space Force has canceled its ...

Exelis (NYSE: XLS) successfully completed factory acceptance testing for the Global Positioning System (GPS) III navigation payload simulator software. Developed by Exelis, the software will simulate ...

Johnson County Sheriff’s Deputies Robert Schuerer (left) and Luther Cassell stand Wednesday for a portrait at the Johnson County Sheriff's Office in Iowa City. The deputies oversee the Johnson ...