A Proton-K rocket carrying three modernized Glonass-M satellites lifted off at 23:18 Moscow time (8:18 p.m. GMT) Monday from the Baikonur space center in Kazakhstan. The satellites were put into orbit early Tuesday.

CAPE CANAVERAL, Fla. - Upgrades to the U.S. Air Force Global Positioning System constellation continued with the Sept. 25 launch of the second "modernized" Lockheed Martin GPS block IIR-M spacecraft with dual civilian channel capability

The Nordic Institute of Navigation (NNF) arranged the "7th Nordic Radio Navigation and Exhibition" on board Viking Line's "Mariella", travelling between Stockholm - Helsingfors - Stockholm on November 20th - 22nd 2006. Proceedings

The Galileo open service ICD was made public on 23 May.

A Boeing Delta 2 booster pierced the night sky Sunday evening, successfully launching the first modernized Global Positioning System satellite to build a bridge from the navigation network of today to the advancements of tomorrow. Full story

GPS is presumed to have become the primary navigation aid employed in the commercial shipping industry today. However, a report issued by the Volpe National Transportation Center in August 2001 indicates GPS is susceptible to both intentional and uni...