GNSS News

GLONASS Gone . . . Then Back

April 2, 2014By
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In an unprecedented total disruption of a fully operational GNSS constellation, all satellites in the Russian GLONASS broadcast corrupt information for 11 hours, from just past midnight until noon Russian time (UTC+4), on April 2 (or 5 p.m. on April 1 to 4 a.m. April 2, U.S. Eastern time). This rendered the system completely unusable to all worldwide GLONASS receivers.... read more

GPS III Alternative Payloads Canvassed

April 1, 2014By

GPS III prime contractor Lockheed Martin has heard from six companies concerning alternate designs for the GPS III satellite payload, according to reports. A company spokesperson said “constantly canvassing the industrial base to see what’s out there” is merely part of Lockheed’s standard business practice. Lockheed Martin partner Exelis Geospatial Systems currently supplies the payload, as it has for all... read more

This article is tagged with and posted in GNSS News, GPS Modernization

New Galileo Station Opens in Azores

April 1, 2014By
ESA's Santa Maria ground station is located on the ‘Montes das Flores’ (Hill of Flowers) on Santa Maria island in Portugal's mid-Atlantic Azores. It includes a Galileo Sensor Station.

The latest addition to Galileo’s worldwide ground infrastructure has been made in the mid-Atlantic, on Portugal’s Santa Maria island in the Azores. This new Galileo Sensor Station joins a far-flung network of stations monitoring signal quality, clock timings and positioning of the Galileo satellites orbiting Earth. Its formal opening ceremony on March 26 was presided over by the Azores’ Regional... read more

This article is tagged with and posted in Galileo, GNSS News, Latest News

Squeeze at the Launchpad for Galileo

March 31, 2014By

With the first two full-operational-capability (FOC) Galileo satellites successfully through their thermal-vacuum tests, the program’s next hurdle is securing a firm launch date in June aboard a Europeanized Russian Soyuz rocket, operated from Europe’s spaceport on the northeast coast of South America. It will not be a walk in the park. Competing with the two Galileo FOC satellites for the... read more

General Dynamics Awarded $26M for GPS III Communications

March 25, 2014By
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General Dynamics Advanced Information Systems, a business unit of General Dynamics, has been awarded a $26 million contract from Lockheed Martin to support the U.S. Air Force GPS III  Network Communications Element (NCE). General Dynamics is already under contract with Lockheed Martin to produce the NCE for the first four GPS III space vehicles (SV01-SV04), as well as for the... read more

EGNOS Satellite Launched Successfully

March 25, 2014By

The satellite ASTRA 5B, which will become part of the European Commission’s European Geostationary Navigation Overlay Service (EGNOS), launched successfully after a one-day delay. It lifted off on March 22 aboard an Ariane 5 ECA rocket at 2204 GMT (6:04 p.m. EDT) from the Guiana Space Center near Kourou, French Guiana. Officials from Arianespace, the French launch services company, declared the... read more

Dutch Company Powers Galileo Satellites

March 24, 2014By
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By the European Space Agency As they bathe the ground below them in test navigation messages, Europe’s Galileo satellites are kept alive by the Sun. A pair of 5 m-long solar arrays supply 1.9 kilowatts of power – about the same as an average household’s consumption. These arrays are sourced from the Dutch Space company in the Netherlands. Located just outside... read more

This article is tagged with and posted in Featured Stories, Galileo, GNSS News

Russia Launches another GLONASS-M Satellite

March 24, 2014By

Russia has launched another GLONASS-M satellite into space, reports Spaceflight Now. The launch occurred on Sunday. The Soyuz 2-1b rocket lifted off at 22:54 GMT (6:54 p.m. EDT) from the Plesetsk Cosmodrome about 500 miles north of Moscow. The GLONASS-M satellite, designated No. 54, was manufactured by ISS Reshetnev and is designed for a seven-year operational life. A spokesperson with... read more

This article is tagged with and posted in GLONASS, GNSS News, Latest News