May 23, 2017

GPS modernization continues with quick pace of launches

October 13, 2014

A new satellite launched Aug. 1 has joined the U.S. Air Force’s GPS navigation network to help guide everything from bombs to road trippers to their destinations, with final preparations on track to send up another GPS spacecraft at the end of October.

Winds sensor opens door for Earth science from ISS

October 12, 2014

A $26 million science instrument carried to the International Space Station by SpaceX’s Dragon cargo capsule has been switched on and is measuring winds over the world’s oceans to help forecasters track the intensity of tropical cyclones, NASA officials said.

Galileo launch failure blamed on frozen Fregat fuel line

October 8, 2014

A design flaw in a Russian Fregat upper stage was responsible for the botched orbital injection of two European Galileo navigation satellites in August, causing hydrazine fuel to freeze inside the rocket’s maneuvering system and rendering it unable to point in the right direction during a critical engine burn.

H-2A rocket launch in photos

October 8, 2014

A Japanese weather satellite launched Tuesday aboard an H-2A rocket, beginning a mission to monitor tropical cyclones and storm systems over East Asia and the Western Pacific. The H-2A rocket lifted off at 0516 GMT (1:16 a.m. EDT) from the Tanegashima Space Center in southwestern Japan. The launch occurred at 2:16 p.m. local time. The photos below were released by the Japan Aerospace Exploration Agency and Mitsubishi Heavy Industries, the manufacturer and commercial operator of the H-2A rocket. Some of the images are video stills from cameras mounted on-board the H-2A rocket, showing separation of the launcher’s twin solid rocket boosters, payload fairing, and first stage, then deployment of the Himawari 8 satellite in orbit.

Station crew completes maintenance spacewalk

October 7, 2014

Working outside the International Space Station, NASA astronaut Reid Wiseman and European Space Agency crewmate Alexander Gerst successfully moved a failed ammonia pump module to an external stowage platform, completing a task originally planned for a repair spacewalk last December.

H-2A rocket boosts Japanese weather satellite into orbit

October 7, 2014

Japan has launched a next-generation geostationary weather satellite on the 25th flight of the country’s H-2A rocket, deploying an upgraded meteorological observatory critical to the minute-by-minute tracking of tropical cyclones and other storm systems across the Asia-Pacific.

Upgraded Japanese weather satellite set for launch

October 6, 2014

A space-based weather monitor, equipped with upgraded instruments for more detailed and timely data on tropical cyclones and thunderstorms, is scheduled for launch Tuesday on top of Japan’s 25th H-2A rocket.

H-2A rolls out to launch pad

October 6, 2014

Photos of the H-2A rocket’s rollout to the launch pad at the Tanegashima Space Center with the Himawari 8 weather satellite.

H-2A rocket diagram

October 6, 2014

The H-2A rocket, manufactured by Mitsubishi Heavy Industries, features twin solid rocket boosters and two stages burning a mix of liquid oxygen and liquid hydrogen propellants.

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