Global Navigation Satellite Systems Engineering, Policy, and Design
The International Civil Aviation Organization (ICAO) is calling for urgent action to protect civilian aircraft from an expanding set of military threats, including GNSS radio frequency interference.
By Inside GNSS
Microchip Technology has introduced the MD-990-0011-B plug-in timing module family, with holdover performance engineered to maintain synchronization through GNSS outages.
By Inside GNSS
The U.S. Space Force has cancelled the GPS Next Generation Operational Control System program after integrated systems testing revealed pervasive technical failures that the government and Raytheon were unable to resolve on an operationally relevant timeline.
By Inside GNSS
This sets the stage for the GPS IIIF satellites currently being produced by Lockheed Martin.
By Inside GNSS
PlanetiQ has been awarded a $15 million Strategic Funding Increase (STRATFI) contract by the U.S. Air Force to develop and launch a new generation of satellites combining three GNSS-based Earth observation techniques in a single platform.
By Inside GNSS
Northrop Grumman has delivered the first production unit of the EGI-M, a modernized airborne positioning, navigation and timing system engineered to maintain accuracy in GPS-contested and denied environments.
By Inside GNSS
Rohde & Schwarz has announced new signal simulation capabilities supporting Pulsar, the Low Earth Orbit positioning, navigation, and timing constellation being developed by Xona Space Systems.
By Inside GNSS
Existing and future GNSS receivers must be able to operate reliably when multiple LEO PNT signals are present, with the opportunity for LEO PNT to become interoperable with GNSS MEO in the same way multi-constellation receivers use signals from different MEO GNSS systems today.
By Inside GNSS
Xona Space Systems opened a satellite manufacturing facility in Burlingame, California on April 9, moving its Pulsar positioning, navigation, and timing service from orbital demonstration to production-scale deployment.
By Inside GNSS
How GNSS-reflectometry is transforming land-fast ice monitoring.
By Inside GNSS
The launch of ESA’s first Celeste LEO-PNT demonstration satellites has prompted u-blox to announce it is actively assessing how Low Earth Orbit signals can complement GNSS in mass-market positioning architectures.
By Inside GNSS
The U.S. Army has awarded two Other Transaction Authority contracts under its NorthStar mounted PNT program, selecting IS4S and GPS Source to develop next-generation Assured PNT capability for Army 2040 ground-based platforms.
By Inside GNSS
Many hot-button issues were tackled, including the challenge with U.S. PNT governance and why the U.S. has fallen behind.
By Dana A. Goward
ESA has confirmed reception of the first navigation signal transmitted by the Celeste IOD-1 satellite, a 12U CubeSat developed by GMV and Alén Space under the European Space Agency’s Celeste In-Orbit Demonstrator program.
By Inside GNSS
A look at integrity and continuity concepts of a dual navigation architecture developed for civil aircraft during precision approaches.
By Inside GNSS
The U.S. Naval Research Laboratory successfully launched three experimental payloads aboard the Space Test Program’s STPSat-7 mission on April 7, including a new sensor designed to characterize the orbital GNSS environment and generate ionospheric space weather products directly relevant to GPS accuracy and integrity.
By Inside GNSS
The Secure World Foundation’s Global Counterspace Capabilities 2026, an annual open-source assessment of space warfare developments, documents a year in which GNSS interference shifted from an episodic threat to a persistent feature of conflict zones on multiple continents.
By Inside GNSS
From IMU fundamentals to low-SWaP-C system design, experts explain how tightly integrated GNSS-INS is delivering resilient navigation when satellite signals are degraded, intermittent or denied.
By Renee Knight
The U.S. has fallen behind in both space-based and APNT. Now is the time to change that with new PNT policy and stronger governance.
By Dana A. Goward
Microchip Technology has introduced the MD-990-0011-B plug-in timing module family, with holdover performance engineered to maintain synchronization through GNSS outages.
By Inside GNSS
PlanetiQ has been awarded a $15 million Strategic Funding Increase (STRATFI) contract by the U.S. Air Force to develop and launch a new generation of satellites combining three GNSS-based Earth observation techniques in a single platform.
By Inside GNSS
Northrop Grumman has delivered the first production unit of the EGI-M, a modernized airborne positioning, navigation and timing system engineered to maintain accuracy in GPS-contested and denied environments.
By Inside GNSS
Rohde & Schwarz has announced new signal simulation capabilities supporting Pulsar, the Low Earth Orbit positioning, navigation, and timing constellation being developed by Xona Space Systems.
By Inside GNSS
Xona Space Systems opened a satellite manufacturing facility in Burlingame, California on April 9, moving its Pulsar positioning, navigation, and timing service from orbital demonstration to production-scale deployment.
By Inside GNSS
The launch of ESA’s first Celeste LEO-PNT demonstration satellites has prompted u-blox to announce it is actively assessing how Low Earth Orbit signals can complement GNSS in mass-market positioning architectures.
By Inside GNSS
The U.S. Army has awarded two Other Transaction Authority contracts under its NorthStar mounted PNT program, selecting IS4S and GPS Source to develop next-generation Assured PNT capability for Army 2040 ground-based platforms.
By Inside GNSS
ESA has confirmed reception of the first navigation signal transmitted by the Celeste IOD-1 satellite, a 12U CubeSat developed by GMV and Alén Space under the European Space Agency’s Celeste In-Orbit Demonstrator program.
By Inside GNSS
On the day before the first two Celeste satellites were launched from Rocket Lab Complex 1 in New Zealand, Pietro Giordano, LEO-PNT System Manager at ESA/ESTEC, was at the 2026 Munich Space Summit, explaining the significance of Europe’s LEO-PNT system.
By Peter Gutierrez
At this year’s Munich Satellite Navigation Summit, Xona co-founder and CTO Tyler Reid did something that funding announcements rarely do on their own: he made the company’s case feel immediate.
By Peter Gutierrez
New 90G and 250G accelerometers and 4000°/sec gyroscope ranges deliver navigation solution integrity in high-dynamic environments, supporting interceptors, missiles, and hypersonic platforms.
By Inside GNSS
SBG Systems expands its product portfolio with the unveiling of Stellar-40, a modular and scalable inertial navigation system (INS) developed for demanding environments and mission-critical applications.
By Inside GNSS
Spain’s GMV Aerospace & Defence, together with ENAIRE, has developed a cost-effective system capable of detecting and localizing radio-frequency threats to satellite navigation, including spoofing and jamming.
By Peter Gutierrez
Advanced Navigation, an Australia-based developer of inertial navigation and autonomous sensing technologies, has announced new investment aimed at accelerating the development of PNT systems designed to operate in environments where GNSS signals are degraded or unavailable.
By Inside GNSS
UK company Envisage Space Ltd., working with Cranfield University and supported by the European Space Agency (ESA) NAVISP program, has developed analytical software designed to improve the reliability of GNSS positioning in dense urban environments.
By Inside GNSS
Hemisphere GNSS and Calian Group have jointly introduced the A65, a next-generation GNSS antenna designed as a drop-in replacement for Hemisphere’s widely deployed A45 while adding broader constellation support and stronger interference rejection.
By Inside GNSS
Thales has introduced a new family of TopStar Galileo core modules aimed at receiver manufacturers that need secure, sovereign and jamming-resilient GNSS for defense and critical-infrastructure applications.
By Inside GNSS
Hexagon | NovAtel has introduced the GAJT-AE3, a new airborne anti-jam system designed to extend GNSS protection across all major constellations and frequencies in a compact form factor aimed at space-constrained platforms.
By Inside GNSS
The UK government has launched a £180 million programme to harden its national timing infrastructure against disruptions to GNSS, funding a new phase of the National Timing Centre (NTC).
By Inside GNSS
Speaking at the recent Munich Satellite Navigation Summit, Mark Brammer, Positioning Program Lead for the UK’s National PNT Office, outlined the United Kingdom’s bold vision for the future of positioning, navigation, and timing (PNT), a system built not on a single pillar, but on international cooperation, multi-technology fusion, and a clear-eyed view of GNSS resilience.
By Peter Gutierrez
At the 2025 Munich Satellite Navigation Summit, Ramsey Faragher, Director and CEO of the UK Royal Institute of Navigation, delivered a sobering assessment of satellite navigation vulnerabilities based on findings of the ‘Operational Performance of Satellite Navigation Systems’ (OPS) report.
By Peter Gutierrez
Airbus is leading the development of the next generation of the European Geostationary Navigation Overlay Service (EGNOS), Europe’s satellite-based augmentation system (SBAS). EGNOS version three (V3) will provide a completely new DFMC service – dual frequency, multi-constellation – augmenting both GPS and Galileo signals.
By Peter Gutierrez
The impact Ignacio Fernández Hernández, Galileo Authentication and High Accuracy Manager for the European Commission, has had on the EGNOS and Galileo programs, as he does his part to advance GNSS.
By Peter Gutierrez
The Institute of Navigation recognizes Dr. John Raquet with prestigious Johannes Kepler Award at the ION GNSS+ 2024 Conference.
By Inside GNSS
Steve Woolven’s early experience running his family’s resort coupled with his ambitious academic pursuits helped lay the groundwork for a successful career in the PNT industry and his current role as President of Trimble Applanix.
By Peter Gutierrez
Topcon Positioning Systems has announced that Ray O’Connor, president and chief executive officer, will retire in September 2025 after over three decades of exceptional leadership. O’Connor will transition to the role of Chairman of the Topcon Positioning Systems Board of Directors effective September 1, 2024, providing guidance and support to the executive leadership team during this important year of transition.
By Inside GNSS
Silicon Sensing is to open its first US office, with a dedicated in-country team lead by the new head of sales – Americas, Kevin Swain. This new facility will help ensure the company efficiently supports the growing demand for their rugged, high performance inertial products across North and South America.
By Inside GNSS
At Xponential 2024 in San Diego, Inside GNSS sat down with Jamie Marraccini, CEO of Inertial Labs, to discuss the company’s advanced solutions for GNSS vulnerability and their role in enhancing navigation for UAS operations in GNSS-denied environments.
By Inside GNSS
Speaking to Inside GNSS at the recent InterGEO conference in Berlin, Olivier Casabianca, Vice President of Trimble Positioning Services, said “If you look at the way we work today, GNSS is still the key component, serving all of what we would consider the central geospatial industries, meaning construction, agriculture, transportation, etcetera. People talk about making a digital version of the world, and we understand that starts with knowing where you are, before, during and after, whatever job you’re doing. Precise positioning is fundamental.”
By Peter Gutierrez
Industry veteran Mariam Sorond has taken over as the CEO of NextNav.
By Inside GNSS
Dr Mark Marshall takes on role as emerging inertial sensing technologies open new market opportunities.
Dr Mark Marshall has been appointed as Chief Engineer of Silicon Sensing Systems Ltd. Dr Marshall joined Silicon Sensing in 2017 as the lead engineer on numerous inertial programmes. Immediately prior to commencing as Chief Engineer he was the company’s Consultant Engineer and Electronics Discipline Manager. In this role he was responsible for the electronics and mechanical design of the company’s latest generation, tactical grade inertial measurement unit (IMU) – the DMU41.
By Inside GNSS
Cheryl Gramling knew early on what she wanted to do in life. Today, she is assistant chief for technology, mission engineering and systems analysis division, at NASA’s Goddard Space Flight Center, and she’s playing a key role in getting us back to the Moon.
By Peter Gutierrez
Helix is pleased to announce the appointment of Tom Beese as Chairman of its Board of Directors.
By Inside GNSS
Rx Networks announced today that Michael Longinotti, Chief Executive Officer and Chief Financial Officer, will retire from the company at the end of 2022, then continue to serve as a board member. John Carley, VP of Sales and Marketing, has been appointed by the Board of Directors to succeed Longinotti as Chief Executive Officer on January 1, 2023.
By Inside GNSS
The Institute of Navigation’s (ION) Satellite Division presented Dr. Boris Pervan with its Johannes Kepler Award September 23, 2022 during the ION GNSS+ Conference held September 19-23, at the Hyatt Regency Denver At Colorado Convention Center.
By Inside GNSS
The Institute of Navigation (ION) announced the recipients of the 2022 Fellow membership during the ION International Technical Meeting (ITM) and Precise Time and Time Interval Systems and Applications (PTTI) meeting held January 25- 27, 2022 at the Hyatt Regency Long Beach in Long Beach, California.
By Inside GNSS
FocalPoint Positioning, founded in 2015, is, as they say, very happening. Its Supercorrelation is a chipset-level software product for mobiles, wearables and vehicles that is changing the positioning game in urban environments. Interesting and energetic, FocalPoint founder Ramsey Faragher came out of the defense industry and has a risen rapidly in the GNSS firmament.
By Peter Gutierrez
As CEO Jean-Yves Courtois puts it, Orolia is focused on solving the hard problems. To do that, the France-based company, a global provider of resilient positioning, navigation and timing (RPNT) solutions, has become a technology integrator.
By Inside GNSS
Microchip Technology has introduced the MD-990-0011-B plug-in timing module family, with holdover performance engineered to maintain synchronization through GNSS outages.
By Inside GNSS
The U.S. Space Force has cancelled the GPS Next Generation Operational Control System program after integrated systems testing revealed pervasive technical failures that the government and Raytheon were unable to resolve on an operationally relevant timeline.
By Inside GNSS
This sets the stage for the GPS IIIF satellites currently being produced by Lockheed Martin.
By Inside GNSS
PlanetiQ has been awarded a $15 million Strategic Funding Increase (STRATFI) contract by the U.S. Air Force to develop and launch a new generation of satellites combining three GNSS-based Earth observation techniques in a single platform.
By Inside GNSS
Northrop Grumman has delivered the first production unit of the EGI-M, a modernized airborne positioning, navigation and timing system engineered to maintain accuracy in GPS-contested and denied environments.
By Inside GNSS
Rohde & Schwarz has announced new signal simulation capabilities supporting Pulsar, the Low Earth Orbit positioning, navigation, and timing constellation being developed by Xona Space Systems.
By Inside GNSS
Xona Space Systems opened a satellite manufacturing facility in Burlingame, California on April 9, moving its Pulsar positioning, navigation, and timing service from orbital demonstration to production-scale deployment.
By Inside GNSS
The launch of ESA’s first Celeste LEO-PNT demonstration satellites has prompted u-blox to announce it is actively assessing how Low Earth Orbit signals can complement GNSS in mass-market positioning architectures.
By Inside GNSS
The U.S. Army has awarded two Other Transaction Authority contracts under its NorthStar mounted PNT program, selecting IS4S and GPS Source to develop next-generation Assured PNT capability for Army 2040 ground-based platforms.
By Inside GNSS
ESA has confirmed reception of the first navigation signal transmitted by the Celeste IOD-1 satellite, a 12U CubeSat developed by GMV and Alén Space under the European Space Agency’s Celeste In-Orbit Demonstrator program.
By Inside GNSS
On the day before the first two Celeste satellites were launched from Rocket Lab Complex 1 in New Zealand, Pietro Giordano, LEO-PNT System Manager at ESA/ESTEC, was at the 2026 Munich Space Summit, explaining the significance of Europe’s LEO-PNT system.
By Peter Gutierrez
VIAVI Solutions has integrated its Secure µPNT STL-1000 receiver into Ground Control’s RockFLEET Assured platform, giving maritime operators a GNSS-independent positioning and timing source for contested and denied environments.
By Inside GNSS
Resilience, authentication, complementary systems and timing assurance were among the critical issues covered at this year’s Munich Space Summit, where colleagues from both sides of the Atlantic came together to help define what a resilient PNT future looks like.
By Peter Gutierrez
For the first time, the summit merged two meetings, the Munich Satellite Navigation Summit and the Munich NewSpace Summit, highlighting how NewSpace energy is starting to reshape Europe’s space model and PNT vision.
By Inside GNSS
At this year’s Munich Satellite Navigation Summit, Xona co-founder and CTO Tyler Reid did something that funding announcements rarely do on their own: he made the company’s case feel immediate.
By Peter Gutierrez
Septentrio, part of Hexagon, has introduced the AsteRx EB, a multi-frequency enclosed GNSS receiver designed to bring centimeter-level positioning and GNSS heading to industrial automation applications at a cost point suited for scaled deployment.
By Inside GNSS
New 90G and 250G accelerometers and 4000°/sec gyroscope ranges deliver navigation solution integrity in high-dynamic environments, supporting interceptors, missiles, and hypersonic platforms.
By Inside GNSS
SBG Systems expands its product portfolio with the unveiling of Stellar-40, a modular and scalable inertial navigation system (INS) developed for demanding environments and mission-critical applications.
By Inside GNSS
Launch provider swap underscores schedule priority for GPS III capability delivery as ULA investigates booster anomaly.
By Inside GNSS
From IMU fundamentals to low-SWaP-C system design, experts explain how tightly integrated GNSS-INS is delivering resilient navigation when satellite signals are degraded, intermittent or denied.
By Renee Knight
The U.S. has fallen behind in both space-based and APNT. Now is the time to change that with new PNT policy and stronger governance.
By Dana A. Goward
A comprehensive look at various concepts related to CDF-overbounding, and a methodology for creating protection volumes that contain positioning errors with a high level of confidence.
By Inside GNSS
