spaceflight, 
#ULA's #Vulcan rocket is likely at least a year ⏳🥱💤 away from becoming #operational. ULA aimed to launch the first Vulcan rocket in 📆 2019 when the company announced the program in 📆2015.https://arstechnica.com/space/2023/06/ula-shipping-vulcan-upper-stage-back-to-factory-for-more-work/
