TAG: satellite launch

SpaceX wins second US Air Force contract to launch GPS III

March 15, 2017By
SpaceX-launch-O

SpaceX has won a second contract from the U.S. Air Force for launch services to deliver a GPS III satellite to its intended orbit. SpaceX was awarded the $96,500,490 firm-fixed-price contract over the United Launch Alliance. ULA — a joint venture of Lockheed Martin Space Systems and Boeing Defense, Space & Security — did not compete for the first GPS III launch contract.... read more

GNSS CEOs see bright future, alternative PNT promises well

December 28, 2016By
foursquare

It has been a good year for all global navigation satellite systems (GNSS), as the chief executives of each system testify here. Alternative positioning, navigation and timing (PNT) also thrives. In this roundup of the latest highlights from the past year and forecasts for the future, 2017 augurs very well indeed! Let’s look at the newest alternative-PNT offerings first, followed... read more

2 Galileo satellites join constellation

December 8, 2016By
Europe's 13th and 14th Galileo satellites being encapsulated inside their launcher fairing. (Photo: ESA)

Galileo satellites 13 and 14 have begun transmitting navigation signals as fully operational members of the constellation. The pair were launched from Europe’s Spaceport in French Guiana on May 24. After launch and maneuvers to reach their final orbital altitude, their navigation and search-and-rescue payloads were methodically switched on and checked out. Their performance was assessed in relation to the... read more

Directions 2017: BeiDou’s road to global service

December 6, 2016By
Li Wang

An effective approach has been taken by the BeiDou Navigation Satellite System (BDS), and significant progress has been witnessed in 2016, from the aspects of launching new satellites, verifying new technologies, promoting applications and industrialization, strengthening international cooperation, and formulating fundamental policies. Construction Update. In March 2016, a BDS satellite was launched into an inclined geo-synchronous orbit (IGSO); another geosynchronous... read more

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Directions 2017: GPS navigates the future

December 2, 2016By
Col. Whitney with the Green Monster, mascot of the U.S. Air Force GPS Directorate.

I’m proud to be a part of the accomplishments of the men and women of the Space and Missile Systems Center’s Global Positioning System Directorate at Los Angeles Air Force Base in El Segundo, California. The year has been extremely challenging, but looking back on 2016, we have taken real steps forward to modernize the GPS Enterprise and the way... read more

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Galileo deals 4 of a kind

December 2, 2016By
The Kourou launch team.

An Ariane 5 heavy-lift rocket launched four full operational capability (FOC) Galileo satellites on Nov. 17, accelerating deployment of the new satellite navigation system. The rocket carried Galileo satellites 15–18 from Europe’s Spaceport in Kourou, French Guiana, into space, releasing the first pair 3 hours, 25 minutes after liftoff, while the second separated 20 minutes later. All four are at... read more

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The launch of 4 and declaration of Galileo operations

November 30, 2016By
Already above Earth’s atmosphere, Ariane’s aerodynamic fairing is jettisoned and the four Galileo satellites enter space for the first time. (Image: ESA)

“Now that we can rely on the powerful Ariane 5, we can anticipate the quicker completion of Galileo deployment, permitting the system to enter full operation,” said Paul Verhoef, ESA’s Director for the Galileo Programme and Navigation-related Activities, following the successful launch Nov. 17 of four satellites at once. Verhoef made the following further remarks to GPS World regarding Galileo’s future. The... read more

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4 Galileos a ‘go’ for Thursday launch

November 15, 2016By
496crop

This week’s Arianespace flight with four European Galileo navigation system spacecraft has been approved for a morning liftoff on Nov. 17 following the launch readiness review held Monday at the Spaceport in French Guiana. Designated Flight VA233 in Arianespace’s numbering system, the launch will deploy its quartet of Galileo spacecraft during a nearly four-hour flight, with liftoff set at exactly 10:06:48 a.m.... read more

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