Something new on the Sun: Spacecraft observes new characteristics of solar flares
(PhysOrg.com) -- NASA's Solar Dynamics Observatory, or SDO, has provided scientists new information about solar flares indicating an increase in strength and longevity that is more than previously thought.
New 4G network could cause widespread GPS dead zones
US army seeks new technology to replace GPS
The US army is working to limit its dependence on GPS by developing the next generation of navigation technology, including a tiny autonomous chip, the director of the Pentagon's research agency said Wednesday.
China's satellite navigation system live
China's home-grown satellite navigation system launched a limited positioning service Tuesday, the official Xinhua news agency said, as the country seeks to break its dependence on foreign technology.
China launches rival GPS satellite system (Update)
China has launched commercial and public services across the Asia-Pacific region on its domestic satellite navigation network built to rival the US global positioning system.
EU Galileo satnav system to begin operations in 2014
The EU's much-delayed Galileo sat-nav network will begin operation in 2014, the European Commission said Thursday as it awarded key contracts to Germany's OHB System and France's Arianespace.
Soyuz rocket launches two Galileo satellites
A Soyuz rocket launched two Galileo satellites into orbit on Friday, marking a crucial step for Europe's planned navigation system, operator Arianespace announced.
Europe defends 'stupid' Galileo satellite
Europe stood by its much-delayed and over-budget Galileo satellite navigation system on Tuesday despite a rising price tag and a contractor's description of the project as "stupid." ...
Huge stakes riding on maiden Soyuz launch from Kourou
Prestige and a multi-billion-dollar gamble in satellite navigation will be riding on a Soyuz rocket next Thursday when the Soviet-era workhorse launches from Europe's space base in South America.
Australia unveils telescope to warn of solar flares
Australia has unveiled a new radio telescope in the remote outback that will give the world a vastly improved view of the sun and much faster warnings on massive solar storms.
Russia blames scientists for rocket crashes
Russia's chief prosecutor on Tuesday blamed a recent spate of disasters threatening the future of the International Space Station (ISS) on negligence by the country's underpaid rocket scientists.
Extreme miniaturization: Seven devices, one chip to navigate without GPS
The U.S. Military relies on the space-based Global Positioning System (GPS) to aid air, land and sea navigation. Like the GPS units in many automobiles today, a simple receiver and some processing power is ...
China launches orbiter for navigation system: state media
China launched an orbiter into space early Sunday, the latest stage in the development of its own satellite navigation system, state media said.
Russian satellites crash into Pacific: space official
Three Russian navigation satellites crashed into the Pacific off the US state of Hawaii Sunday after the rocket carrying them failed to reach orbit, officials from the Russian space agency said.