Two-Decade Success Streak Ends with PSLV Launch Failure on IRNSS-1H Mission

A streak of 36 successful launches over a period of 18 years ended on Thursday when India’s PSLV rocket suffered an in-flight failure that left its payload – a replacement satellite for the Indian Regional Navigation Satellite System – in a lower- than-planned orbit and possibly trapped underneath the rocket’s payload fairing.

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India’s PSLV set for IRNSS Navigation Satellite Replacement Launch to Mitigate Clock Issues

The Indian Space Research Organization is counting down to the launch of a Polar Satellite Launch Vehicle on Thursday with a revamped IRNSS navigation satellite set to provide critical replacement capacity to begin dealing with a systemic clock issue that is affecting India’s first IRNSS generation.

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H-IIA Rocket Deploys Japan’s Third Quasi-Zenith Navigation Augmentation Satellite

Japan’s H-IIA rocket soared to its fourth success of the year on Saturday, deploying the third satellite in the country’s Quasi-Zenith Satellite System for navigation services augmentation in fast-paced effort to complete the four-satellite constellation

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Successful H-IIA Launch delivers second Member of Japan’s GPS Augmentation Constellation

A Japanese H-IIA rocket screamed away from the country’s Tanegashima Space Center on Thursday, dispatching an innovative satellite into orbit to join a constellation of spacecraft enhancing the availability and accuracy of Global Positioning System navigation services over the Japanese Islands and Asia-Pacific Region.

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SpaceX Receives second GPS Navigation Satellite Launch Contract

The U.S. Air Force this week it had awarded SpaceX a launch contract for the third GPS III satellite with a targeted launch date in February 2019, marking SpaceX’s second competitively won GPS contract and ending a decade-long monopoly held by United Launch Alliance in the military launch business.

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High Orbital Delivery of Galileo Satellite Quartet captured by Ground-Based Telescope

Unique photos captured last week’s Ariane 5 launch with a quadruplet of Galileo navigation satellites but observers also had eyes high in the sky to capture equally tantalizing views of the four satellites arriving at their orbit destination nearly 23,000 Kilometers above the Earth.

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