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S. Korea successfully completes engine test for space rocket

SEJONG, March 18 (Yonhap) -- South Korea has successfully conducted ground combustion tests for what will be the third-stage engine of its own space rocket, the government said Tuesday. The seven-ton thrust engine successfully passed five separate combustion tests that checked both the steady injection of fuel and stability of the engine, according to the Ministry of Science, ICT and Future Planning.

Analysis points to China's work on new anti-satellite weapon

By Andrea Shalal WASHINGTON (Reuters) - A detailed analysis of satellite imagery published Monday provides additional evidence that a Chinese rocket launch in May 2013 billed as a research mission was actually a test of a new anti-satellite weapon based on a road-mobile ballistic missile.

N. Korea readies rocket launchers on east coast

By Kim Eun-jung SEOUL, March 17 (Yonhap) -- A day after North Korea test-fired 25 rockets from its east coast, the mobile launchers remained in place on Monday, a potential sign of additional provocations, a military source said. The latest move comes as South Korea has increased military vigilance in the wake of the North's rocket launches, seen as a show of protest against ongoing joint military drills between Seoul and Washington.

Seoul wary of more rocket launches by Pyongyang

By Kim Eun-jung SEOUL, March 17 (Yonhap) -- South Korea has increased vigilance against additional provocations by North Korea in the wake of its rocket launches seen as a show of protest against ongoing joint military drills between Seoul and Washington, the defense ministry here said Monday.

China's Jade Rabbit lunar rover rouses from latest slumber

China's troubled Jade Rabbit moon rover "woke up" again early Friday, though the mechanical troubles that have plagued it remain unfixed, the government said. The rover, called Yutu in Chinese, turns dormant and stops sending signals during the lunar night, two-week periods when the part of the moon's surface it is on rotates away from the sun and temperatures turn extremely cold. The State Administration of Science, Technology and Industry for National Defence (SASTIND) said on its website that the rover "woke up" from its third such slumber at 6:42 am Beijing time.

NK missile threats to U.S. 'practical,' not theoretical any more

By Lee Chi-dong WASHINGTON, March 13 (Yonhap) -- The U.S. military views ballistic missile threats from North Korea and Iran as having reached a level of "practical" consideration, not just theoretical, a top U.S. missile defense official said Thursday.

S. Korea to expand naval task groups with more Aegis destroyers

By Kim Eun-jung SEOUL, March 7 (Yonhap) -- South Korea plans to expand naval task groups with Aegis destroyers in the next decade in an effort to boost combat capabilities against North Korea and its Asian neighbors, the defense ministry said Friday. South Korea currently operates one naval task group with three Aegis-equipped guided missile destroyers. Envisaging the deployment of three more 7,400-ton Aegis destroyers from 2023 to 2027, the defense reform plan for 2014-2030 calls for reorganization of naval task groups, though it does not specify a particular schedule.

Winklevoss twins use bitcoins to book space trip

By Noel Randewich SAN FRANCISCO (Reuters) - You can't spend bitcoins at Amazon.com or to pay your mortgage but, as the Winklevoss twins showed on Wednesday, you can use the digital currency to book a trip into suborbital space. Cameron and Tyler Winklevoss, who famously accused Facebook Inc founder Mark Zuckerberg of stealing their idea, said they used bitcoins to buy tickets for a high-altitude voyage on billionaire Richard Branson's Virgin Galactic commercial spaceflight venture.

Pentagon to upgrade, improve U.S. missile defense system

By Andrea Shalal WASHINGTON (Reuters) - The U.S. Missile Defense Agency on Tuesday mapped out plans to overhaul the ground-based U.S. missile defense system managed by Boeing Co and improve its reliability after several test failures in recent years.

Russia gave prior notice of missile test: US official

Russia informed the United States in advance that it would carry out a launch Tuesday of an intercontinental ballistic missile, US officials said, downplaying the test amid tensions with Moscow. The ICBM launch was routine and the US government was notified "before the crisis started in Ukraine," a senior defense official, who spoke on condition of anonymity, told AFP. The test launch came at a moment of high tension between Russia and the West over Ukraine, where the Crimean peninsula has been put under de facto control by Kremlin-backed troops.
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