Atlas 5 – Page 54 – Spaceflight Now

May 12, 2026

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One year in space: X-37B spaceplane celebrates anniversary without fanfare

May 20, 2016 Justin Ray

Orbiting the world in seclusion for the past year, the Air Force’s mysterious X-37B spaceplane marks the anniversary of its launch today.

New lineup spelled out for upcoming Atlas 5 rocket launches from the Cape

May 3, 2016 Justin Ray

The revised Atlas 5 rocket firing order includes two national security missions this summer before launching NASA’s daring asteroid sampler mission in September as originally planned.

Mixture ratio valve the culprit in Atlas 5 anomaly, next launch this summer

April 29, 2016 Justin Ray

With the performance hit on the Atlas 5 rocket’s most recent flight last month now isolated to a faulty valve, preparations to resume the manifest are underway as United Launch Alliance workers stack the next booster for blastoff this summer.

Door now open to launch educational hitchhikers on Atlas 5 rockets for free

April 18, 2016 Justin Ray

United Launch Alliance has begun accepting applications from colleges and universities across the U.S. to compete for free cubesat launch slots aboard upcoming Atlas 5 rockets.

New target date for next Atlas 5 launch

April 12, 2016 Justin Ray

As the internal investigation continues into the first stage performance trouble on the last Atlas 5 rocket launch, the next mission on the manifest has slipped to May 27.

Atlas 5 to launch commercial space habitat for Bigelow Aerospace

April 11, 2016 Justin Ray

The maker of inflatable technology for a commercial space station will use a top-of-the-line Atlas 5 rocket with a stretched nose cone to hoist the first habitat into Earth orbit in 2020.

United Launch Alliance narrowing lists of suspects in rocket anomaly

March 31, 2016 Justin Ray

The detective work into the Atlas 5 rocket’s first stage performance trouble during the Cygnus cargo ship launch a week ago has implicated the fuel system as the likely culprit for using up the liquid oxygen supply too quickly.

Photos: Cygnus goes from Cape Canaveral to the space station

March 26, 2016 Justin Ray

This collection of official NASA photographs captures the United Launch Alliance Atlas 5 rocket rolling to the pad on Monday, successfully blasting off Tuesday and the Cygnus freighter arriving at the International Space Station on Saturday morning.

Videos: Preparing Atlas 5 and Cygnus for trip to space station

March 25, 2016 Justin Ray

These narrated videos show the pre-launch preparations that readied the United Launch Alliance Atlas 5 rocket and the Orbital ATK Cygnus commercial cargo-delivery spacecraft for flight and rolling to Complex 41 for liftoff to the International Space Station.

Atlas 5 forced to improvise during Tuesday’s climb to orbit

March 24, 2016 Justin Ray

The Centaur upper stage launching the Cygnus space freighter Tuesday persevered through a velocity shortfall from the first stage of the Atlas 5 rocket, improvising with a longer firing to reach the correct orbit.