An American launch vehicle family built around a hydrogen-fueled Common Booster Core, developed under the U.S. Air Force's Evolved Expendable Launch Vehicle program to guarantee assured access to space for national-security payloads. Its medium variants were retired in 2019, leaving only the Delta IV Heavy flying until 2024.
Facts
Vehicle ClassMedium-lift expendable launch vehicle 1 ManufacturerBoeing / United Launch Alliance 1 First Flight Date StatusMedium variants retired in 2019; superseded by ULA's Vulcan Centaur. 1 Classification
Vehicle ClassExpendable Launch Vehicle 1 Status
Status (category) Connections
Has Vehicle Class
Operated By
Source Encyclopedia Astronautica
In the Other Atlases
Manufactured By
Also in Business Atlas: the manufacturer of this subject.
Sources
1. Encyclopedia Astronautica
http://astronautix.com/d/deltaiv.html
The Delta IV was the world's first all-LOx/LH2 launch vehicle and represented the only all-new-technology launch vehicle developed in the United States since the 1970's.
delta-iv, entity description, vehicle kind (expendable)
Air Force's Evolved Expendable Launch Vehicle program to guarantee assured access to space for national-security payloads.
- Operated By: United Launch Alliance
- Includes: Delta IV Heavy
Delta IV (Wikipedia)
In Group: Delta Rocket Family, Lead sentenceQuote, In Group: Delta Rocket Family, Lead sentence
Delta IV was a group of five expendable launch systems in the Delta rocket family.
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