Tag: NROL-70
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After a fiery finale, the Delta rocket family now belongs to history
The final flight of United Launch Alliance’s Delta IV Heavy rocket took off Tuesday from Cape Canaveral, Florida, with a classified spy satellite for the National Reconnaissance Office. The Delta IV Heavy, one of the world’s most powerful rockets, launched for the 16th and final time Tuesday. It was the 45th and last flight of…
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ULA concludes six decades of Delta rocket flights with final Delta 4 Heavy mission
A ULA Delta 4 Heavy rocket lifts off from Space Launch Complex 37 on Tuesday, April 9, 2024. This was the 16th and final launch of a Delta 4 Heavy rocket. Image: Adam Bernstein/Spaceflight Now The second time was the charm for the finale of the Delta family of rockets. Following an issue with a…
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High winds, gaseous nitrogen pump failure force scrub of the final launch of Delta 4 Heavy minutes before liftoff
The final Delta 4 Heavy pictured on the eve of its final mission inside the Mobile Service Tower at Cape Canaveral’s pad 37. Photo: Adam Bernstein/Spaceflight Now. Update 3:10 p.m. ET: ULA flight teams called a scrub of the mission at about T-00:03:58. United Launch Alliance will have to wait a bit longer before it…
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The Delta IV Heavy, a rocket whose time has come and gone, will fly once more
This is the rocket that literally lights itself on fire before it heads to space. It’s the world’s largest rocket entirely fueled by liquid hydrogen, a propellant that is vexing to handle but rewarding in its efficiency. The Delta IV Heavy was America’s most powerful launch vehicle for nearly a decade and has been a…