A Global Positioning System satellite launched in March is suffering from permanent signal distortions and will miss its target to enter operational service this year, Air Force officials said november 2nd.

The GPS 2R-21 spacecraft will replace a long-lived satellite in the navigation constellation, taking over Plane E, Slot 3 occupied by the GPS 2A-26 craft launched in July 1996 that's lasted nearly twice its design life.

Galileo Services Association with 28 members among the major actors of the GNSS downstream industry is the leading international association of GNSS equipment manufacturers and service providers. OREGIN, the ORganisation of European GNSS equipment an...

The U.S. Air Force successfully launched the seventh modernized Global Positioning System IIR-M satellite carried aboard a United Launch Alliance Delta II Rocket at 4:34 a.m. EDT March 24 from Space Launch Complex 17A at Cape Canaveral Air Force Stat...

Russia put three Glonass navigation satellites into orbit on December 25 from the Baikonur space center in Kazakhstan and are now up to 20 satellites, lacking 4 to become fully operational.

A Russian Proton rocket carrying three GLONASS satellites successfully lifted off Sep 25th from Baikonur, Kazakhstan, and all three satellites are operating nominally under ground control.

An experimental Air Force satellite designed to monitor the Earth's ionosphere and foresee impending communication and navigation disruptions was successfully deployed into space Wednesday April 16th by an Orbital Sciences air-launched Pegasus rocket

The third-generation GPS satellite is about 6 feet by 34 feet and weighs roughly 4,500 pounds. The AP noted, The GPS satellite has a life expectancy of about 8 1/2 years, though the equipment it is replacing is more than 15 years old.

A Proton rocket packed with three new satellites to restore Russia's space-based navigation system to full domestic service bolted into the night sky and flew into orbit Tuesday December 25.

A productive year for the Delta rocket program that launched spacecraft to observe Earth, dig up frozen water on Mars and explore uncharted worlds in the asteroid belt was capped with a successful ascent of a modernized GPS navigation satellite on Th...

Liftoff of the Proton rocket was at 0735 GMT (3:35 a.m. EDT) Oct 26th from Baikonur Cosmodrome, Kazakhstan. A Block DM upper stage fired twice to place the trio of Glonass satellites into the planned orbit.

A GPS 2R-17 satellite with enhanced qualities is flying high after successfully soaring into space Wednesday Oct 17th to reinvigorate a corner of the precision navigation network