Cygnus Soars Under Overcast Skies on Return to Space Station After Days of Weather Delays

Launch of Orbital ATK's Cygnus OA-4 cargo ship to resupply the International Space Station Dec. 6, 2015, flying off pad 41 atop a Unbited Launch Alliance Atlas-V booster from Cape Canaveral, Fla. Photo Credit: Mike Killian / AmericaSpace

Launch of Orbital ATK’s Cygnus OA-4 cargo ship to resupply the International Space Station Dec. 6, 2015, flying off pad 41 atop a Unbited Launch Alliance Atlas-V booster from Cape Canaveral, Fla. Photo Credit: Mike Killian / AmericaSpace

After three scrubbed launch attempts—most recently on Saturday, 5 December, which was called off just before […]

NASA Concludes Antares Orb-3 Investigation as Cygnus Prepares for Return to Space Station on Atlas-V

Antares exploding just seconds after liftoff with the Orb-3 mission for NASA. Photo Credit: Elliot Severn

Antares exploding just seconds after liftoff with the Orb-3 mission for NASA. Photo Credit: Elliot Severn

One year after Orbital ATK’s Antares rocket suffered a launch failure that destroyed their third commercial resupply mission to the International Space Station, NASA’s Independent Review Team has published their official accident investigation report. Over the last year, […]

100 Percent Success as ULA Delivers 100th Mission Safely to Orbit

A ULA Atlas-V 421 rocket launching the Morelos-3 mission for Mexico this morning. Photo Credit: ULA

A ULA Atlas-V 421 rocket successfully launched the Morelos-3 mission for Mexico’s Secretaria de Comunicaciones y Transportes (Ministry of Communications and Transportation) this morning, securing a place in ULA’s history books as the 100th flight executed by the company since its formation in December 2006. Morelos-3 marks the 57th Atlas-V launch since its first […]

Morelos-3 Communications Satellite Destined to Fly Aboard 100th ULA Mission on Friday

The Morelos-3 satellite is encapsulated within its 13-foot-diameter (4-meter) Payload Fairing (PLF), ahead of integration with the Atlas V 421. Photo Credit: ULA

For the second time this year—and only the fifth occasion in its history—United Launch Alliance (ULA) will fly the venerable Atlas V booster in its sparingly-used “421” configuration on Friday, 2 […]

ULA Delivers Four-Spacecraft Flotilla on Magnetospheric Multiscale Mission

United Launch Alliance (ULA) has successfully flown its highly reliable Atlas V booster out of Cape Canaveral Air Force Station, Fla., to deliver the four-spacecraft flotilla of NASA’s Magnetospheric Multiscale Mission (MMS) into a Highly Elliptical Orbit (HEO) to explore the microphysics of “magnetic reconnection,” a process which converts magnetic energy into heat and […]

Atlas V Heavylifter Successfully Delivers MUOS-3 Satellite to Orbit

The Atlas V 551 rockets into the darkened Florida sky at 8:04 p.m. EST Tuesday, 20 January, to deliver MUOS-3 into orbit. Photo Credit: Mike Killian / AmericaSpace

United Launch Alliance (ULA) has successfully begun the delivery of one of its largest and heaviest payloads—the latest member of the U.S. Navy’s Mobile User Objective […]

Most Powerful Atlas V Ready to Boost Heavyweight MUOS-3 Satellite to Orbit on Tuesday

The bulbous payload fairing and MUOS-3 undergo preparations for installation atop the Atlas V 551. Photo Credit: ULA

After completing a banner 14 flights last year, United Launch Alliance (ULA)—the Centennial, Colo.-based operator of the Atlas V, Delta IV, and Delta II boosters out of Cape Canaveral Air Force Station, Fla., and Vandenberg Air […]

Secretive Vandenberg Launch Caps 14-Mission Banner Year for ULA

The Atlas V 541 spears into the darkened Vandenberg sky at 7:19 p.m. PST Friday, 12 December, completing ULA’s 14th mission of 2014. Photo Credit: ULA

After a 24-hour delay, Friday night’s successful 7:19 p.m. PST launch of the classified NROL-35 payload for the National Reconnaissance Office, atop an Atlas V 541 booster from […]

Vandenberg's Most Powerful Atlas V Mission to Shake West Coast Launch Site on Thursday

Twice used, the Atlas V 541 saw its maiden launch in November 2011, delivering NASA’s Mars Science Laboratory (MSL) and the Curiosity rover on their voyage to the Red Planet. Thursday’s NROL-35 mission will be the first 541 to fly from Vandenberg Air Force Base, Calif. Photo Credit: Mike Killian

In direct contrast to […]

Atlas V Launches Hi-Res Commercial Earth Watcher From Vandenberg

United Launch Alliance’s (ULA) Atlas V roars away from Vandenberg Air Force Base at 11:30:30 a.m. PDT Wednesday, 13 August, to deliver WorldView-3 into orbit. Photo Credit: Robert C. Fisher/AmericaSpace

Flying for a third time in less than three weeks, its second Atlas V in only 12 days and its tenth overall mission of […]