The Orbital Sciences Corporation said today that it had agreed to buy MacDonald, Dettwiler & Associates for about $67 million in stock. Orbital, which is based in Dulles, provides space products ...

But sometimes, a lower stock price is just a cheaper price you have to pay to own a great company. Let us count the ways. In Q2 2014, Orbital Sciences reported: Revenues of $318 million, down 4.5% ...

PARIS — Orbital Sciences Corp. expects to decide by next spring whether to invest in broadening its telecommunications satellite product line to include higher-power spacecraft, a move that c… ...

Orbital Sciences(OA) announced third-quarter results before the opening bell this morning. The company reported revenue of $338.2 million and adjusted net income of $23.3 million, or $0.38 per share.

A rocket from Orbital Sciences successfully blasted off Wednesday at 10:58 a.m. EST, carrying the second private cargo craft ever on a supply mission to the International Space Station.

Orbital Sciences Corporation was an American company specializing in the design, manufacture and launch of small- and medium- class space and rocket systems for commercial, military and other ...

Even before this week's fiery explosion of an unmanned rocket bound for the space station, executives at Orbital Sciences Corp. had been working on a plan to retire the problem-plagued engines ...

Dulles-based Orbital Sciences Corp.'s unmanned Antares rocket, with cargo destined for the International Space Station, burst into an orange fireball Oct. 28.

Orbital Sciences Corporation (NYSE: ORB), one of the world’s leading space technology companies, announced today the company’s strong support for the Obama Administration’s new direction for ...

After the exit of launch services provider Space Exploration Technologies (SpaceX) Corp. as its rocket subcontractor, Stratolaunch Systems has turned to Orbital Sciences Corp. of Dulles, Va., to ...

Orbital Sciences Corporation is a 30-year-old firm with more than 60 launches to space using its own rockets, and more than 125 satellites delivered to orbit. The company was founded in 1982 by a ...