Aviation & Space

Lockheed Martin-Built GPS Satellites Reach 200 Years of Operational Life

September 4, 2014By
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The U.S. Air Force’s fleet of GPS Block IIR and IIR-M satellites, manufactured by Lockheed Martin, have reached 200 collective years of operational life. The 20 satellites make up about two thirds of the current GPS constellation. Originally launched between 1997 and 2009 to add capabilities to the GPS constellation and to replace other aging satellites, the 12 GPS IIR and... read more

This article is tagged with and posted in Aviation & Space, Defense News, GNSS News, GPS Modernization, Latest News

Assured PNT for Our Future: PTA

September 1, 2014By
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Actions Necessary to Reduce Vulnerability and Ensure Availability By Brad Parkinson (From the 25th Anniversary GNSS History Special Supplement) Introduction About 40 years ago, we had a vision for positioning, navigation, and timing (PNT). That vision was more than successful, and became known as GPS. In some respects we have been almost too successful: PNT is frequently taken for granted.... read more

Year of the Generals

July 9, 2014By

Several pleasant surprises popped up at this year’s Institute of Navigation’s Joint Navigation Conference (ION JNC) in Orlando, Florida, and the best by far centered on the presenters and the attendees. In a change from recent years due to budget restrictions, better known as sequescastration, this year two senior Air Force generals attended and actively participated in several events. General... read more

Boeing, Northrop Grumman Enter GPS III Bid

July 8, 2014By

Northrop Grumman and Boeing have responded to a U.S. Air Force call for contractors interested in building a follow-on set of GPS III satellites, according to a report in Space News. Lockheed Martin is under contract to deliver the first eight GPS III satellites, but the award for up to 22 further IIIs remains open. Difficulties with the payload for... read more

ACR Electronics Launches New Locator for Aviation

June 13, 2014By
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A new emergency locator transmitter for aviation has received Cospas-Sarsat and FAA approvals and is now available for sale. The ELT 1000 by ACR Electronics, Inc., is designed with multiple installation configurations to reduce overall installation cost, the company said. The electronics maximize frequency stability and power while incorporating a new, built-in GPS navigational interface, the company said. Including GPS... read more

Space Foundation Report Shows Growth in Global Space Economy

May 21, 2014By

The global space economy grew to $314.17 billion in commercial revenue and government budgets in 2013, reflecting growth of 4 percent from the 2012 total of $302.22 billion, according to The Space Report 2014. The report was issued this week by the Space Foundation during the 30th Space Symposium being held this week in Colorado Springs, Colorado. GPS World Defense Editor... read more

GPS IIF-6 Launch Tracked by GPS, Not Radar

May 19, 2014By

Friday’s launch of a Delta 4 rocket carrying the latest GPS satellite was tracked via GPS itself instead of by radar, reports Spaceflight Now in an article. United Launch Alliance’s Atlas and Delta rockets are transitioning to GPS metric tracking for range safety functions, which protect the public and property should a launch vehicle veer off course. The move is a... read more

FlexPak-S GNSS Enclosure Delivers SAASM Positioning for Defense

May 15, 2014By
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NovAtel has launched the FlexPak-S GNSS SAASM enclosure. The FlexPak-S contains a NovAtel dual-frequency OEM625S receiver card integrated with L-3’s XFACTOR Selective Availability Anti Spoofing Module (SAASM) onboard. The FlexPak-S is security-approved by the GPS Directorate for operational use. NovAtel made the announcement at AUVSI’s Unmanned Systems 2014, being held this week in Orlando, Florida. When keyed by authorized defense... read more