January 21, 2017

Orbital ATK has no plans to phase out seldom-used Pegasus rocket

December 27, 2016

The build-up of Orbital ATK’s next air-launched Pegasus XL rocket will start in the coming weeks at Vandenberg Air Force Base in California, and while its flight in mid-2017 is the last Pegasus launcher on the manifest with a confirmed payload, company officials are confident the unique vehicle has a future beyond next year.

Research platform launched to brave Van Allen radiation belts

December 20, 2016

Japan launched a research satellite Tuesday to repeatedly fly through the Van Allen belts high above Earth, helping scientists sort out how chaotic geomagnetic storms form and evolve and potentially endanger astronauts, spacecraft and infrastructure vital to life on the ground.

Live coverage: Japan’s enhanced Epsilon booster blasts off

December 20, 2016

A Japanese Epsilon rocket launched Tuesday from the Uchinoura Space Center, a shoreline spaceport on the southern Japanese island of Kyushu, with a space weather research probe to study phenomena inside the turbulent Van Allen radiation belts. Liftoff of the 85-foot-tall rocket occurred at 1100 GMT (6 a.m. EST).

Preview: Atlas 5 rocket to launch NASA magnetic field study

March 8, 2015

A $1.1 billion science investigation involving four formation-flying satellites circling the Earth will share a single Atlas 5 rocket launch Thursday night from Cape Canaveral to probe explosions in the magnetic field with millisecond speed.

Four satellites mated to Atlas 5 rocket

February 27, 2015

Four NASA satellites that will create a constellation of formation-flying spacecraft were placed aboard their shared United Launch Alliance Atlas 5 rocket Friday.

Magnetic field laboratory being readied for launch

February 18, 2015

A stack of four satellites, each one carrying 25 science sensors and together will perfect the art of formation flying, are being packaged inside an Atlas 5 rocket nose cone in preparation for mounting atop the booster next week.