ESA: Reducing debris threat from satellite batteries

Across a satellite’s working life, batteries keep the craft’s heart beating whenever it leaves sunlight. But after its mission ends, those same batteries may threaten catastrophe. Space debris mitigation rules require the complete deactivation of electrical power sources aboard a satellite on retirement, in order to guard against explosive accidents that might produce fresh debris … Dowiedz się więcej

1st Boeing Built Inmarsat-5 Satellite Successfully Completes On-Orbit Testing

Boeing’s [NYSE: BA] first of four satellites for Inmarsat’s Global Xpress network, has passed all of its on-orbit testing and has now been handed over to Inmarsat. „This is an important milestone for Global Xpress,” said Rupert Pearce, CEO of Inmarsat. „The testing of the Boeing built platform and payload has been completed and shown … Dowiedz się więcej

Aerojet Rocketdyne Completes Critical Design Review on Lithium Ion Battery Orbital Unit

Aerojet Rocketdyne, a GenCorp (NYSE:GY) company, announced today that it has completed the Critical Design Review (CDR) for a Lithium Ion battery Orbital Replacement Unit (ORU), which will continue to give astronauts the power they need to conduct important research aboard the International Space Station (ISS). The Lithium Ion batteries, which will replace the aging … Dowiedz się więcej

ATK Technologies Support Launch of ULA’s Delta IV Rocket Carrying GPS IIF-5

ATK (NYSE: ATK) propulsion, composite and spacecraft technologies supported Thursday’s successful launch of a United Launch Alliance (ULA) Delta IV rocket from Space Launch Complex 37B at Cape Canaveral Air Force Station, Fla. This rocket carried the U.S. Air Force’s fifth Block IIF navigation satellite for the Global Positioning System (GPS). GPS IIF-5 is the … Dowiedz się więcej