News Archive / Tagged: Delta IV Heavy

• Delta IV Heavy launches classified NRO payload from California

  Matt HaskellApril 26th, 2021

  A Delta IV Heavy took the the skies from Vandenberg Air Force Base to send the secretive NROL-82 payload into orbit for the National Reconnaissance Office.

• Following extensive delays, ULA successfully launches NRO satellite

  Matt HaskellDecember 11th, 2020

  Following a series of scrubs, delays and aborts, United Launch Alliance's Delta IV Heavy rocket finally took to the skies at 8:09 p.m. EST, Dec. 10, lofting the NROL-44 payload into a geostationary transfer orbit.

• NROL-44 remains grounded following second hot-fire abort

  Sean CostelloOctober 1st, 2020

  With just 7 seconds remaining in the count, ULA’s Delta IV Heavy Terminal Count Sequencer Rack (TCSR) aborted the September 30, 2020 launch attempt, which was scheduled for 23:43 p.m. EDT.

• ULA announces new launch date for NROL-44

  Cullen DesforgesSeptember 19th, 2020

  United Launch Alliance has set September 27, 2020 as the target date for the third launch attempt of the NROL-44 payload aboard their Delta IV Heavy Rocket, due to launch at 12:10 a.m. EDT. The launch window will last for approximately 90 minutes.

• Update from ULA on abort event, status of NROL-44 payload

  Sean CostelloAugust 29th, 2020

    United Launch Alliance (ULA) provided SpaceFlight Insider with additional insight and detail regarding the current status of the NROL-44 payload, launch vehicle and the efficacy of their Delta IV Heavy auto-launch system.

• Hot Fire Abort safely keeps Delta IV Heavy, NROL-44 on the ground

  Sean CostelloAugust 29th, 2020

  A hot fire abort was called at T-3 seconds, after ignition of engines aboard the Delta IV Heavy but prior to the vehicle being released for flight.

• NROL-44 slips to Saturday, weather remains 80% go

  Sean CostelloAugust 27th, 2020

  The launch of the United Launch Alliance (ULA) Delta IV Heavy NROL-44 mission is now set for Sat., Aug. 29.

• 24-hour scrub leaves Delta IV and NROL-44 on the pad at SLC-37

  Theresa CrossAugust 27th, 2020

  This morning’s planned launch of a United Launch Alliance Delta lV Heavy rocket, set to carry the NROL-44 mission, was scrubbed while the countdown was in a planned hold at T-minus 4 hours and 15 minutes.

• ULA set to launch mission for National Reconnaissance Office

  Matt HaskellAugust 26th, 2020

  United Launch Alliance is preparing to launch the NROL-44 mission for the National Reconnaissance Office atop their Delta IV Heavy rocket early Thursday morning. 

• A busy week planned for the Space Coast, 3 launches in 3 days

  Theresa CrossAugust 25th, 2020

  The countdown is on for three planned launches from Cape Canaveral this week, beginning with an early morning United Launch Alliance flight scheduled for 06:12 GMT (2:21 a.m. EDT), Thursday August 27. Launching from Cape Canaveral Air Force Station’s Launch Complex 37B, the triple body Delta-lV Heavy rocket (the largest of the Delta lV family) […]

• NASA studying option to fly Orion EM-1 on commercial rockets

  Derek RichardsonMarch 14th, 2019

  The head of NASA told senators the first SLS flight would again be delayed and the agency is “considering all options” to get the program back on track.

• NASA’s Parker Solar Probe begins 2nd orbit of the Sun

  Jim SharkeyJanuary 31st, 2019

  Parker Solar Probe is pulling back the curtains of our parent star and is well on its way to rewriting humanity's understanding of how stars work.

• Gallery: NROL-71 mission finally gets underway

  Derek RichardsonJanuary 20th, 2019

  After several scrubbed attempts, United Launch Alliance was finally able to launch its Delta IV Heavy rocket with the secretive NROL-71 payload.

• NROL-71 kicks off ULA’s 2019 launch manifest

  Patrick AttwellJanuary 19th, 2019

  LOMPOC, Calif. — United Launch Alliance (ULA) successfully completed its first flight of 2019. Today's launch utilized the largest rocket in the Colorado-based company's arsenal to send a classified payload into space. In doing so the company finally managed to move past a saga of delays.

• NROL-71 launch date now under review

  Jason RhianJanuary 5th, 2019

  LOMPOC, Calif. -- After numerous delays it now appears that the flight of a Delta IV Heavy rocket will be pushed back even further.