Delta
Lockheed Martin Space Systems earnings down despite big ULA contribution
Lockheed Martin on July 20 reported lower revenue and operating profit at its Space Systems division for the six months ending June 26 despite a large profit contribution by launch-service provider United Launch Alliance (ULA).
ULA Targets 2018 for Delta 4 Phase-out, Seeks Relaxation of RD-180 Ban
United Launch Alliance intends to phase out all but the heavy-lift version of its Delta 4 rocket as early as 2018 as it seeks to sharpen its competitiveness in the face of a challenge by SpaceX.
Delta 4 Heavy Launches Orion on Second Attempt
One day after winds and technical problems scrubbed its first launch attempt, a Delta 4 Heavy rocket successfully placed NASA’s Orion spacecraft into orbit Dec. 5.
NASA Soil-Mapping Spacecraft Delivered to Delta 2 Launch Site
NASA’s SMAP satellite on Oct. 15 arrived at Vandenberg Air Force Base, California.
Delta 4 Launches Space Surveillance Satellites for the U.S. Air Force
The U.S. Air Force launched three satellites that are expected to provide a significant boost to the service’s space surveillance capabilities.
ULA Scrubs Air Force Delta 4 Launch
The launch of three U.S. Air Force satellites July 23 was postponed 24 hours because of a ground system problem at the launch pad, according to a United Launch Alliance spokeswoman.
U.S. Air Force Ponders Accelerating Delta 4 Rocket Production
In the face of escalating tensions with Russia, the U.S. Air Force is examining what it would take to accelerate production of ULA’s Delta 4 to ensure continued access to space for military satellites.
Pad Issue Forces Last-minute Scrub of NASA Delta 2 Launch
Facing a 30-second launch window, ULA called a hold 46 seconds before OCO-2’s scheduled 5:56 a.m. EDT liftoff from Vandenberg Air Force Base, California, after the pulse suppression system at Space Launch Complex 2 failed to deluge the pad with water.
Glitch on October 2012 Delta 4 Mission Is Behind GPS 2F-5 Launch Delay
New information stemming from the investigation into an engine issue during a Delta 4 launch a year ago led ULA to delay the upcoming launch of the GPS 2F-5 satellite.
Delta 4 Heavy Lifts off on Classified NRO Mission
A Delta 4 Heavy rocket lifted carried a classified payload for the U.S. National Reconnaissance Office.
Profile | Jim Sponnick, Vice President of Atlas and Delta Programs, United Launch Alliance
ULA has racked up an impressive string of 71 successful flights since its formation 6.5 years ago, but high prices have largely driven the commercial satellite launch market overseas.
WGS Launch on Delta 4 Now Slated for May
The May 8 flight will be the Delta 4 rocket's first since an October anomaly.
Delta 4 Launch of WGS-5 Delayed to Late March
Launch of the U.S. Air Force’s fifth WGS satellite will be delayed until at least late March.
ULA Lofts Air Force X-37B Spaceplane in First Launch since Delta 4 Anomaly
An unmanned military spaceplane was returned to orbit atop an Atlas 5.
Leak cited in Delta 4 Anomaly; X-37B Is Cleared To Launch
ULA said a fuel leak was behind a performance issue with a Delta 4 rocket's upper-stage during an Oct. 4 launch.
Shelton Orders Investigation of Delta 4 Anomaly
Shelton has ordered an “accident investigation board” to review an upper-stage thrust anomaly that occurred during the successful Oct. 4 launch of a GPS satellite aboard a Delta 4.
Delta 4 is Long Pole in Orion Test Flight Schedule
The first flight of the Orion Multi-Purpose Crew Capsule will be no sooner than September 2014, the earliest a United Launch Alliance Delta 4 rocket will be available to launch the craft, NASA’s human spaceflight chief told lawmakers in a Sept. 14 hearing.
