Delta IV Lifts WGS Satellite to Orbit

A Delta IV rocket roared off its Cape Canaveral launch pad at 8:07 p.m. ET on Thursday evening, July 23, powered by a new, upgraded main engine, to place the seventh Wideband Global SATCOM (WGS) communications satellite into orbit.  More »

Zero to 60: What’s Faster, an Atlas V, a Delta IV, or Your Car?

If you read automotive magazines, you know that zero to 60 – that is, the time in seconds it takes a car to accelerate from a standstill to a speed of 60 miles per hour – is a commonly cited performance metric.  More »

Delta IV Heavy Launches in California

The world’s most powerful rocket — the triple-barreled hydrogen-fueled Delta IV Heavy — launched into the California sky from Vandenberg Air Force Base Wednesday morning, Aug. 28.  More »