A United Launch Alliance Atlas 5 rocket rumbled to life and blasted off from the Cape Canaveral Air Force Station Wednesday evening, boosting a powerful NASA Tracking and Data Relay Satellite into orbit. Read More...

A United Launch Alliance Delta 4 rocket, the most powerful in the post-shuttle U.S. inventory, boosted a top-secret National Reconnaissance Office spy satellite into space early Friday.
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A United Launch Alliance Atlas 5 rocket carrying a classified National Reconnaissance Office satellite blasted off Wednesday, successfully boosting its secret payload into orbit. Read More...

A United Launch Alliance Atlas 5 rocket boosted a $1.7 billion military communications satellite into orbit Friday, the second in a planned constellation of advanced jam-resistant relay stations.
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An Atlas 5 rocket boosted a powerful new communications satellite into space Friday evening, the first of five planned relay stations that will act like orbital cell phone towers for military personnel around the world. Read More...

Boeing will use United Launch Alliance Atlas 5 rockets for initial test flights of the company's planned CST-100 spacecraft, a manned capsule being developed as a commercial venture in a NASA competition. Read More...

A United Launch Alliance Delta 4 rocket blasted off from the Cape Canaveral Air Force Station early Saturday, boosting an upgraded Global Positioning System navigation satellite into orbit for the Air Force. Read More...

A United Launch Alliance Atlas 5 rocket successfully boosted a $1.3 billion missile early warning satellite into orbit Saturday after a picture-perfect liftoff from the Cape Canaveral Air Force Station. Read More...

A United Launch Alliance Atlas 5 rocket blasted off from California's Vandenberg Air Force Base early Friday carrying a secret National Reconnaissance Office payload. Read More...

A United Launch Alliance medium-class Delta 4 rocket boosted a secret National Reconnaissance Office satellite into space Friday, capping a busy week on Florida's Space Coast. Read More...

A United Launch Alliance Delta 4-Heavy, the most powerful rocket ever launched from the West Coast, blasted off from Vandenberg Air Force Base, Calif., Thursday on a classified mission to boost a spy satellite in orbit. Read More...

A United Launch Alliance Delta 4 rocket blasted off from the Cape Canaveral Air Force Station Sunday to boost a National Reconnaissance Office spy satellite into orbit. Read More...

A United Launch Alliance Delta 4 rocket carrying a classified National Reconnaissance Office payload was grounded Friday because of temperature anomalies detected during fueling (UPDATED with new launch date; problem resolution). Read More...

A United Launch Alliance Atlas 5 rocket boosted the first Advanced Extremely High Frequency military comsat into orbit Saturday. Read More...