PARIS – Orbital Sciences Corp. is investing in a higher-power version of its geostationary communications satellite product, a decision that will result in several money-losing quarters for that ...

— Orbital Sciences faces lower revenue and profit than expected in the near term because of unrelated factors in satellite, launch vehicle and missile defense programs, but starting in 2010 should ...

An Orbital Sciences Corporation Antares rocket is seen on launch Pad-0A just before launch at NASA's Wallops Flight Facility on Wallops Island, Va., on Jan. 9, 2014. [See full story.] An Orbital ...

Beneath a water tower, the Orbital Sciences Corporation Antares rocket carrying the Cygnus spacecraft is seen on launch Pad-0A, July 10, 2014, at NASA's Wallops Flight Facility in Virginia. Launch is ...

When a first-of-its-kind commercial cargo spacecraft launches toward the International Space Station later this month, it will fly under the name of the astronaut who helped make the historic mission ...

Tuesday night's rocket crash at the NASA Wallops Flight Facility was a prominent setback for Orbital Sciences Corp. amid a string of successes. NASA mission control in Houston, Texas, called the ...

WASHINGTON — Stratolaunch Inc., the Huntsville, Ala., company created by Microsoft co-founder Paul Allen seeking to develop a low-cost satellite launching system, has given Orbital Sciences Corp. a ...

Orbital Sciences this morning successfully launched its Antares rocket carrying the company’s Cygnus cargo spacecraft on a demonstration mission to resupply the International Space Station. The launch ...

The Orbital Sciences Corporation said that a preliminary analysis pointed to a failure of a turbopump for the Oct. 28 fireball in Virginia. By Kenneth Chang Two recent accidents, one of them fatal, ...

Orbital Sciences has launched more than 800 satellites, logged 1,000 years worth of operations and its craft have traversed two billion miles in the past three decades. From a scrappy space start-up ...

Delayed one day by cold weather and another day by concern about space radiation, an Orbital Sciences Corp. Antares rocket carrying a commercially developed cargo ship blasted off Thursday and climbed ...

NASA's OCO-2 spacecraft is subjected to extreme environments in Orbital Sciences' thermal vacuum chamber. Yesterday NASA Fired Some High School Students’ Project Into Space "I left my work in orbit!" ...