Featured Stories

Hemisphere GNSS Offers RTK-Capable Compass Antenna

April 14, 2015By
The Hemisphere GNSS V320 GNSS compass.

Hemisphere GNSS is offering a new RTK-enabled Vector V320 GNSS compass. The Vector V320 smart antenna supports multi-frequency GPS, GLONASS, Galileo (future firmware upgrade required) and BeiDou, and Hemisphere GNSS says it’s “the first of its kind.” Designed for the professional marine and marine survey markets, the Vector V320 is the a multi-frequency, multi-GNSS, all-in-one smart antenna capable of both RTK-level positioning... read more

DARPA Ocean Drone Would Lift ‘Upward Falling Payloads’

April 10, 2015By
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DARPA is looking for technology communities that can team to provide expertise and innovation for small sensors, expendable and small unmanned systems, and distributed communications and navigation technology. read more

Galileo Ground Segment Back Online

April 9, 2015By
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News from the European Space Agency The worldwide Ground Mission Segment providing all Galileo navigation messages has completed a full-scale hardware and software migration to version V2.0, and is now fully operational again. The Ground Mission Segment was turned off Jan. 26, allowing the migration to take place over the month of February. The following month was taken up with... read more

What to Do, Who to See at the 31st Space Symposium

April 8, 2015By
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Every year before I attend the Space Symposium, I make a list of topics to explore and people to talk to, both as a journalist and in my senior space analyst profession. I thought I would share my topics and names with you, because you may have some of the same interests — including GPS III, OCX and up-and-coming executives and officers. read more

DT Research Rolls out High-Accuracy GNSS Tablets

April 2, 2015By
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DT Research Inc. has launched a new line of rugged tablets with the GNSS modules for surveying and mapping applications. The DT391GS, DT395GS and DT307GS rugged tablets feature integrated high-accuracy GNSS receiver modules with built-in antenna for seamless data capture, the company said. Built to travel and provide reliable operations in the real world, the tablets are designed for field work in mapping, geographic information systems (GIS), and accurate synchronization,... read more

Galileo E1, E5a Performance for Multi-Frequency, Multi-Constellation GBAS

April 1, 2015By
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Analysis of new Galileo signals at an GBAS compares noise and multipath in their performance to GPS L1 and L5. Even after smoothing, Galileo signals perform somewhat better than GPS and are less sensitive to the smoothing time constant. read more

India’s IRNSS-1D Launched into Orbit

March 30, 2015By
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The fourth satellite of IRNSS satellite navigation constellation, IRNSS-1D, was launched onboard PSLV-C27 on Saturday, March 28, according to the Indian Space Research Organization (ISRO). The Polar Satellite Launch Vehicle blasted off at 11:49 GMT (7:49 a.m. EST), or 5:19 p.m. local time, at the Satish Dhawan Space Center on India’s east coast. This is the fourth successful launch of a navigation satellite... read more

Two Galileo Satellites Launched for Europe’s Navigation Constellation

March 27, 2015By
Galileo 7 and 8 were launched into orbit on time today. (Screenshot of  ESA/Arianespace livestream feed.)

UPDATE: The two Galileo satellites are confirmed separated from their Soyuz Fregat upper stage into 22,522 altitude orbit right on schedule, according to ESA. Both are in their planned orbits. Two more Galileo satellites were successfully launched today from Europe’s Spaceport in French Guiana. The seventh and eighth Galileo satellites were lifted aloft on time at 21:46:18 GMT (22:46:18 CET) atop a Soyuz ST-B rocket. The first three... read more