Spaceflight Insider

News Archive / Tagged: Delta IV

  • Vulcan booster rolled to Florida pad for fueling tests

    Theresa CrossAugust 27th, 2021

    A test article for United Launch Alliance’s Vulcan rocket was rolled out to the company’s Cape Canaveral Launch pad in advance of cryogenic testing.

  • ULA Delta IV with GPS III SV02 launch delayed

    Jason RhianJuly 17th, 2019

    CAPE CANAVERAL, Fla. -- The flight of a United Launch Alliance (ULA) Delta IV Medium+ (4,2) rocket tasked with sending the GPS III SV02 satellite to orbit has been delayed.

  • Booster core for historic CFT mission arrives in Florida

    Mike HowardJune 6th, 2019

    The booster core for a ULA Atlas V rocket, one tasked with a historic mission, emerged from the Delta Mariner transport ship after a voyage from the company's processing facilities located in Decatur, Alabama.

  • GALLERY: Delta IV lights up night sky to send WGS-10 into space

    Derek RichardsonMarch 16th, 2019

    In one of its last flights, a Delta IV Medium rocket turned night into day as it raced toward orbit to send a military communications satellite into space.

  • SpaceX not alone in 2018’s high launch rate

    Patrick AttwellJanuary 7th, 2019

    United Launch Alliance (ULA), Northrop Grumman, Rocket Lab and Virgin Galactic conducted 14 launches from the United States this past year.

  • Notes on the Run: What is it like to see a rocket launch?

    Jason RhianDecember 15th, 2018

    One of the questions I'm often asked is “What’s it like attending a rocket launch?” Perhaps the best way to answer the question is by detailing some of our recent experiences during the launch of Northrop Grumman's S.S. John Young to the International Space Station.

  • He who laughs last – launches best: Parker Solar Probe mission a testament to faith

    Jason RhianAugust 13th, 2018

    KENNEDY SPACE CENTER, Fla. -- A speech during a pivotal scene in the 2016 movie Captain America Civil War, has become relevant in terms of the recent flight of the Parker Solar Probe. If you don't think so, you might want to chat with Eugene Parker. 

  • Classified NROL-47 mission launches from Vandenberg

    Jim SharkeyJanuary 12th, 2018

    United Launch Alliance (ULA) successfully completed its first flight of 2018 on Friday, January 12, two days after high ground winds forced the scrubbing of the initial launch attempt and one day after a ground system valve forced a second scrub.

  • Launch of Delta IV with NROL-47 scrubbed for second day in a row

    Jason RhianJanuary 11th, 2018

    United Launch Alliance scrubbed the second launch attempt of a Delta IV Medium+ (5,2) with the classified NROL-47 for the National Reconnaissance Office. However, the reason for today's scrub differed from the prior day's attempt.

  • Launch of ULA Delta IV Medium+(5,2) scrubbed

    Jason RhianJanuary 10th, 2018

    Colorado-based United Launch Alliance (ULA) will have to wait a little longer to conduct its first flight of 2018. Weather at the launch site forced a scrub for the launch of a classified payload for the National Reconnaissance Office.

  • Launch of ULA Delta IV rocket with NROL-47 delayed

    Collin SkocikDecember 7th, 2017

    The launch of a Delta IV rocket carrying the NROL-47 payload for the National Reconnaissance Office has been delayed until no earlier than Jan. 10, 2018, in order to perform additional validation of the software and systems associated with Common Avionics. The launch was originally scheduled for Dec. 13, 2017, from Vandenberg Air Force Base in California.

  • Insider Exclusive: America’s ‘Booster Belt’ Part Two – Decatur

    Jason RhianNovember 21st, 2017

    DECATUR, Ala. -- Located near the Tennessee River, ULA's Decatur facility is where its Atlas V and Delta IV rockets are assembled and where the Vulcan launch system is coming together. Situated on some 35 acres, the 1.6 million-square-foot facility is so massive that its roughly 1,000 employees get around on golf carts and bicycles. It was day two of our tour and we were looking forward to learning more about the aerospace workers that produce some of the nation's rockets.

  • Insider Exclusive: America’s ‘Booster Belt’ – Part One

    Jason RhianNovember 20th, 2017

    IUKA, Miss. -- We only knew that we were traveling to see where rocket components and rockets were made - and little else. SpaceFlight Insider photographer, Vikash Mahadeo, who accompanied me on our week-long foray to several rocket manufacturing facilities along with myself were as prepared as we could be - but we had no idea what to expect. What followed was an experience that would redefine the way we looked at space flight.

  • Delta IV launches WGS-9 to expand defense communications

    Bart LeahyMarch 18th, 2017

    CAPE CANAVERAL, Fla. — After a number of postponements, and a technical glitch at T-minus 4 minutes, United Launch Alliance's (ULA) Delta IV Medium+ (5,4) rocket finally got off the ground with the Department of Defense's ninth Wideband Global SATCOM satellite (WGS-9). The after twilight launch took place at 8:18 p.m. EDT March 18 (00:18 GMT March 19), 2017, from Space Launch Complex 37.

  • ULA to launch WGS-9 comsat to continue updating defense communications

    Bart LeahyMarch 16th, 2017

    CAPE CANAVERAL, Fla. — After a delay of more than one week, United Launch Alliance (ULA) is preparing to launch the ninth planned Wideband Global SATCOM (WGS-9) spacecraft aboard a Delta IV Medium+ (5,4) from Cape Canaveral Air Force Station’s Space Launch Complex (SLC) 37 on March 18, 2017.