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Space
12 November 2019 (0 Comments - view/add) Galileo's Summer problems » The Resilient Navigation & Timing (RNT) Foundation has found a partial explanation of Galileo's extended outage in Jul...
02 November 2019 (0 Comments - view/add) GPS week number rollover problems » Some older GPS receivers may fail on 3 November 2019 due to GPS week rollover problems. The second GPS week numbe...
21 October 2019 (0 Comments - view/add) Orionid meteor shower » The annual shower of Orionid meteors is at its peak on 21-22 October. The meteors normally appear between 2 Octob...
03 October 2019 (0 Comments - view/add) GPS next-generation ground segment completes development » Raytheon’s GPS Next-Generation Operational Control System (GPS OCX) has completed full software and hardware development a...
25 September 2019 (0 Comments - view/add) Two BeiDou satellites launched » A Long March 3B rocket launched the pair from the Xichang Space Centre at 2110 UTC on 22 September (0510 local on 23 Septe...
22 August 2019 (0 Comments - view/add) Successful GPS III launch » The second Lockheed Martin GPS III satellite was finally launched from Cape Canaveral on 22 August, having been delayed fr...
19 August 2019 (0 Comments - view/add) UK GNSS jamming trials start » Ground-based GPS jammers will be operating from the Stanford Training Area (STANTA), near Thetford, Norfolk. The...
18 August 2019 (0 Comments - view/add) UK seeking Galileo replacement partners » UK is reported to be seeking an alliance with its ‘Five Eyes’ security partners to launch a satellite positioning system a...
25 July 2019 (0 Comments - view/add) Today’s GPS launch postponed » The launch of the second GPS III satellite from Cape Canaveral, scheduled for 25 July, has been put back to 22 August at t...
18 July 2019 (0 Comments - view/add) Galileo Initial Services restored » The European GNSS Service Centre reports that Galileo Initial Services have been restored, although some fluctuations may...
15 July 2019 (0 Comments - view/add) Galileo initial services suspended » Since 11 July, Galileo has been affected by a technical incident within its ground infrastructure. This has led t...
25 June 2019 (0 Comments - view/add) BeiDou satellite launch » China launched a BeiDou Navigation Satellite System (BDS) satellite at 1809 UTC on 24 June. The 21st BeiDou-3 sat...
12 June 2019 (0 Comments - view/add) Confusion over GPS problems » This week has seen confusion in the US over reported failure of GPS with, on 10 June, the FAA publishing ‘Outage Summary’...
06 June 2019 (0 Comments - view/add) GNSS jamming in London for US Presidential visit » From the evening of 3 June until midday on 5 June, during the presence of President Trump, GNSS users near London were war...
30 May 2019 (0 Comments - view/add) Russia launches GLONASS-M satellite » The Soyuz-2-1b, with Fregat-M upper stage, was launched from the Plesetsk Cosmodrome at 0623 UTC on 27 May. Despi...
22 May 2019 (0 Comments - view/add) BeiDou satellite launch » A Long March 3C rocket launched the spacecraft from the Xichang Spaceport at 1548 UTC on 17 May. The satellite wa...
16 April 2019 (0 Comments - view/add) Report on GNSS jamming » An analysis and evidence-based reporting group has reported that GNSS attacks are emerging as a viable, disruptive strateg...
05 April 2019 (0 Comments - view/add) GPS week roll-over this weekend » The GPS week number is given in the GPS legacy navigation (LNAV) message of 10 bits. Hence, every 1,024 weeks (almost 20 y...
26 March 2019 (0 Comments - view/add) More Galileo infrastructure to be removed from UK territory » On 25 March the European Commission amended the legal act determining the location of the ground-based infrastructure of t...
22 February 2019 (0 Comments - view/add) Warning of RF jamming that might affect GPS » Jamming of GPS signals is taking place daily from a military training base in Norfolk. Since 11 February, the...
14 February 2019 (0 Comments - view/add) Latest Galileo satellites enter service » The latest batch of 4 Galileo satellites - GSATs 0219, 0220, 0221 and 0222 - have been declared operational. The...
30 January 2019 (0 Comments - view/add) GPS week roll-over coming up » The GPS 10-bit week number will ‘roll-over’ from 1,024 to zero in April - possibly confusing some receivers. The...
12 January 2019 (0 Comments - view/add) US upgrades GPS augmentation » The FAA is updating its Wide Area Augmentation System (WAAS) to improve its accuracy, integrity and availability....
02 January 2019 (0 Comments - view/add) BeiDou declared ‘worldwide’ » On 27 December, the China Satellite Navigation Office announced that global services had been provided and would start imm...
24 December 2018 (0 Comments - view/add) GPS III satellite finally launched » GPS III SV-01 was finally launched after 5 days of launcher and weather problems. Launch to...
18 December 2018 (0 Comments - view/add) GPS III launch aborted (again . .) » The 18 December launch by a Falcon 9 rocket was scrubbed shortly before lift-off. The first GPS III satellite dest...
02 December 2018 (0 Comments - view/add) UK to abandon secure Galileo » The Prime Minister has confirmed that the UK will not use the Galileo Public Regulated Service (PRS) after Brexit....
20 November 2018 (0 Comments - view/add) Galileo work moves to EU » Brexit restrictions have made Surrey Satellite Technology Ltd (SSTL) move contracts to the European mainland. The...
19 November 2018 (0 Comments - view/add) BeiDou satellites launched » China launched a pair of Beidou navigation satellites on 19 November. The launch, from the Xichang Satellite Lau...
16 November 2018 (0 Comments - view/add) Galileo approved for use in USA » The US Federal Communications Commission (FCC) has approved the use of some Galileo signals within America. On 15...
04 November 2018 (0 Comments - view/add) GLONASS satellite launched » GLONASS-M No 57 was launched from Plesetsk on 3 November 2018. The Soyuz-2-1b launch vehicle with Fregat upper s...
02 November 2018 (0 Comments - view/add) Successful BeiDou Launch » China has successfully launched a Beidou navigation satellite into a geosynchronous transfer orbit. The Long...
15 October 2018 (0 Comments - view/add) Pair of BeiDou satellites launched » China successfully launched the BeiDou (BDS) navigation satellites into medium Earth orbits (MEO) on 15 October....
02 October 2018 (1 Comment - view/add) UK threatens to block Galileo tracking stations » The UK Defence Secretary has threatened to stop the EU using UK overseas territories for Galileo infrastructure....
25 September 2018 (0 Comments - view/add) GNSS User Technology Report published » The second edition of the GSA’s ‘GNSS User Technology Report’ is now available for free download. The 2018 editio...
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