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Dana A. Goward @gpsbackup.bsky.social · 5d

The 50 most dangerous space debris pieces—mostly old rocket bodies—cause nearly half of all collision risk. Removing them could prevent a Kessler cascade.

vist.ly/4b53g

#SpaceDebris #KesslerSyndrome #SpaceSafety #SpacePolicy #GPS #GNSS #PNT #CriticalInfrastructure

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Dana A. Goward @gpsbackup.bsky.social · 5d

SpaceX alone avoided debris 144,000+ times in early 2025. Has low Earth orbit reached the tipping point? The Kessler Syndrome could make space unusable.

vist.ly/4b3h7

#SpaceDebris #KesslerSyndrome #SpaceSafety #PNT #GNSS #Galileo

Have We Reached a Space-Junk Tipping Point? - IEEE Spectrum - RNTF

Image: European Space Agency What's new: Increased concern about space becoming so filled with debris that it is no longer possible to safely use it, or

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Dana A. Goward @gpsbackup.bsky.social · 9d

Too many #GNSS anomalies, not enough action. Effective #PNT protection demands intelligence fusion — AIS, SAR, HUMINT, OSINT — to make interference data actionable.
vist.ly/4amsr

#GPS #Jamming #Spoofing #Cybersecurity

Location Anomalies + Data = Intelligence - RNTF

Image: Shutterstock What's new: A post about how detection of GPS / GNSS jamming & spoofing should be combined with other data to create good,

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Dana A. Goward @gpsbackup.bsky.social · 10d

Europe plans a continent-wide VOR/DME Minimum Operational Network by 2030 to counter GNSS interference in aviation — a major shift back toward resilient ground-based navigation.
vist.ly/4aitg

#Aviation #GPS #GNSS #PNT #Galileo #Jamming #Spoofing

Europe establishing VOR & DME MON to combat GNSS interference - Aviation Week Network - RNTF

Image: Shutterstock What's new: Europe is working to establish a Europe-wide Minimum Operational Network (MON) of VORs and DMEs by 2030 for aviation in

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Dana A. Goward @gpsbackup.bsky.social · 11d

ICAO’s Assembly condemns Russia & DPRK for GNSS jamming/spoofing, calling it a breach of international aviation law. Resolution demands immediate cessation and enhanced monitoring.
vist.ly/4abkx

#GNSS #PNT #Jamming #Spoofing #AviationSafety

UN aviation assembly closes with rebuke of Russia over satellite navigation jamming - Reuters - RNTF

Image: Shutterstock What's new: The UN's International Civil Aviation Organization (ICAO) scolds Russia over jamming and spoofing... again. Why it's

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Dana A. Goward @gpsbackup.bsky.social · 12d

In response to escalating GPS/GLONASS spoofing and jamming, RMI calls for backup navigation systems, bridge drills, and formal reporting protocols.
vist.ly/4aasw

#GNSS #PNT #Jamming #Spoofing #Maritime

In response to escalating GPS/GLONASS spoofing and jamming, RMI calls for backup navigation systems, bridge drills, and formal reporting protocols. vist.ly/4aasw #GNSS #PNT #Jamming #Spoofing #Maritime

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Dana A. Goward @gpsbackup.bsky.social · 15d

When maritime GNSS signals degrade, safety is at stake. Recent surge in interference in the Middle East is a stark reminder.
🔗 vist.ly/49245

#PNT #GPS #Resilience #Cybersecurity

UKTMO: Increased GNSS interference in the Middle East - Safety4Sea - RNTF

Image: Shutterstock What's new: GPS interreference in the Middle East was bad, now its worse. Why its important: Approx 53,000 ships transit the Persian

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Dana A. Goward @gpsbackup.bsky.social · 15d

What’s the best PNT? The answer: it depends. Our latest commentary explores how multi-source, hybrid architectures offer resilience in a contested environment.
🔗 vist.ly/49z86

#PNT #GPS #Resilience #CriticalInfrastructure

Seeking Advantage - What's the best PNT? (RNTF Commentary) - RNTF

Image: Shutterstock We see A LOT of articles about different PNT systems, services, and techniques in the popular and industry press. Many tout a system

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Dana A. Goward @gpsbackup.bsky.social · 17d

Qatar has halted ALL maritime activity due to a technical fault in GPS systems — an alarming vulnerability in navigation infrastructure.
🔗 vist.ly/49p8a

#PNT #GPS #CriticalInfrastructure #Maritime

Qatar halts all maritime activity due "technical fault in the GPS" - Marhaba - RNTF

Image: Shutterstock What's new: The Qatar Ministry of Transport issued a circular temporarily halting all maritime activity for the nation and its waters

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Dana A. Goward @gpsbackup.bsky.social · 17d

GPS hasn’t just technical risks—it’s a geopolitical vulnerability.
When shipping lanes, defense, and global trade depend on reliable signals, adversaries gain leverage.
🔗 vist.ly/49ncs

#PNT #GPS #Geopolitics #Resilience

GPS hasn’t just technical risks—it’s a geopolitical vulnerability. When shipping lanes, defense, and global trade depend on reliable signals, adversaries gain leverage. 🔗 vist.ly/49ncs #PNT #GPS #Geopolitics #Resilience

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Dana A. Goward @gpsbackup.bsky.social · 18d

72 days of space-based GPS interference detected over six years — and many align with business hours. That timing hints at a human hand behind the disruptions.
🔗 vist.ly/49mqe

#PNT #GPS #Cybersecurity #CriticalInfrastructure

More GPS interference from space - "Human-in-the-loop" - RNTF

Image: Co-pilot AI What's new: A paper by Zach Clements and Todd Humphreys detailing 72 days in the last six years when interference with GPS L1 signals

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Dana A. Goward @gpsbackup.bsky.social · 18d

Timing resilience is now part of US–UK tech cooperation.
A small mention with big implications for PNT, security, and infrastructure reliability.
🔗 rntfnd.org/2025/10/03/us-uk-list-pnt-timing-resilience-as-area-of-cooperation-white-house/
#PNT #GPS #Resilience #Infrastructure

US & UK list PNT (timing resilience) as area of cooperation - White House - RNTF

Image: Shutterstock What's new: The US and UK have signed the "Technology Prosperity Deal." PNT was one of the areas mentioned, though only briefly. Why

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Dana A. Goward @gpsbackup.bsky.social · 23d

✈️ “Am I over North Korea?" – Jeremy Bennington on LinkedIn

A British Airways flight looked — on GPS — like it was flying over North Korea. It wasn’t. Another case of GPS spoofing and a warning for aviation safety.

🔗 vist.ly/48243

#GPS #GNSS #Spoofing #Aviation #PNT

Am I over North Korea? - Jeremy Bennington on LinkedIn - RNTF

Image: Shutterstock What's new: An interesting post this month by Spirent's Jeremy Bennington about GPS disruption causing an airplane to seem it was over

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Dana A. Goward @gpsbackup.bsky.social · 25d

With rising costs and debris in GEO/MEO, LEO offers a lower-cost path for robust PNT. But governance, control, and system overlap matter.
India’s VyomIC aims to lead.
🔗 vist.ly/48n96

#PNT #GNSS #SpaceTech #India

India Commercial LEO PNT Project Announced - India TV - RNTF

Image: Shutterstock What's new: An Indian company to establish a LEO PNT constellation and service. Why it's important: Developing the constellation

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Dana A. Goward @gpsbackup.bsky.social · 29d

The U.S. is visibly reengaging on #PNT: GPS.gov gets a refresh, CGSIC26 is on the calendar, DOT & FCC taking active roles. Signals are positive, but now we watch for sustained commitments. vist.ly/489bj #GPS #GNSS #Infrastructure #CriticalInfrastructure

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Dana A. Goward @gpsbackup.bsky.social · Sep 24

#SpaceDevelopmentAgency pauses plans for #LEOPNT in its Tranche 3 constellation. A signal of DOD deprioritization—or recognition that commercial providers are taking the lead?

More: vist.ly/472x4

#PNT #GPS #GNSS #Satellites #Jamming #Spoofing #CriticalInfrastructure

Space Development Agency pauses plans to provide PNT capabilities - DefenseScoop - RNTF

Image: Shutterstock What's new: Space Development Agency seems to be backing off its plans for LEO PNT. Why it's important: This could signal SDA and DOD

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Dana A. Goward @gpsbackup.bsky.social · Sep 24

South Korea leads on resilient navigation. Its new maritime agenda integrates #eLoran with #GPS, strengthening security & Arctic shipping strategy.

Details: vist.ly/47z2x

#PNT #MaritimeSecurity #ArcticShipping #Russia #China #SouthKorea #Infrastructure #Transportation

South Korea unveils five-year maritime agenda - resilient PNT foundational - RNTF

Image: S. Korea Ocean Ministries - eLoran service areas What's new: South Korea greatly enhancing its maritime capability, supported by recent assured PNT

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Dana A. Goward @gpsbackup.bsky.social · Sep 24

Save the date: the 65ᵗʰ CGSIC will convene April 20–21, 2026 at the DOT HQ in Washington, D.C. (hybrid format). Civil GPS users—this is your chance to engage the U.S. gov. directly.

🔗 vist.ly/47yfd

#GPS #GNSS #PNT #Infrastructure #CriticalInfrastructure #PNTPolicy