United Launch Alliance

Same day rollouts and launches could return to Atlas 5 program

April 1, 2015 Justin Ray

Returning to the days of rollouts and launches in a span of only a few hours, the United Launch Alliance Atlas 5 program is looking to resume this whirlwind experience.

Stats: Delta 4 history and backlog (updated March 30)

March 31, 2015 Justin Ray

Here’s a look by the numbers of the previous Delta 4 flight history and the remaining flights of the rocket named Delta.

Mysterious mini spaceplane the next Atlas 5 payload

March 30, 2015 Justin Ray

With its new homeport in renovated NASA space shuttle hangars off in the distance, the Air Force’s X-37 mini spaceplane will be launched from Cape Canaveral on May 6 for its fourth journey into orbit.

Delta 4 rocket evolving to upgraded main engine

March 27, 2015 Justin Ray

When the next Delta 4 rocket flies in July, as well as all future ones to come, the enhanced RS-68A main engine will power the boosters off the launch pad.

Two more options added to ULA’s rocket naming poll

March 26, 2015 Stephen Clark

Fans of classical mythology and the fictional Star Trek universe can vote for two new candidates as the name of United Launch Alliance’s next generation rocket, with Vulcan and Zeus joining three other options in an online poll revealed earlier this week.

Photos: More shots of Delta 4 liftoff

March 26, 2015 Justin Ray

The United Launch Alliance Delta 4 rocket roars off the pad with the Global Positioning System 2F-9 satellite. Photos by ULA.

Recap story: New bird flies for GPS navigation network

March 25, 2015 Justin Ray

Climbing away from Earth on the power of its liquid hydrogen-fueled main engine and twin solid rockets, a Delta 4 booster successfully launched a new Global Positioning System satellite Wednesday to benefit U.S. military operations and civilian society as a whole.