United Launch Alliance (ULA)'s next-generation Vulcan Centaur rocket just took a big step toward its debut launch. The Vulcan Centaur aced a crucial engine test tonight (June 7), firing up its two ...

Update for 4 p.m. ET on May 25: United Launch Alliance (ULA) is standing down from the planned Flight Readiness Firing (FRF) test of its new Vulcan Centaur rocket today (May 25). "During the countdown ...

CAPE CANAVERAL SPACE FORCE STATION — Space lovers had to wait as United Launch Alliance (ULA) dealt with a glitch and delays, but the Colorado-based company launched its Vulcan Centaur rocket early ...

A hydrogen leak during qualification testing of a United Launch Alliance (ULA) Vulcan rocket upper stage was not due to a problem with the test stand, raising the prospect of a potential Centaur V ...

United Launch Alliance (ULA) is probing the source of a hydrogen leak that damaged a Vulcan rocket Centaur V upper stage test article and its rig during structural qualification testing at NASA’s ...

The road to liftoff for United Launch Alliance's (ULA) new Vulcan Centaur rocket just got a little longer. The first Vulcan Centaur aced a crucial engine firing earlier this month at Cape Canaveral ...

United Launch Alliance was testing last month a version of the Centaur upper stage designed to fly on its new Vulcan rocket, but a hydrogen leak caused a massive fireball, the fallout of which has ...

[Avionics Today 06-22-2015] Aurora Flight Sciences’ optionally piloted Centaur aircraft completed multiple unmanned flights from the Grifiss International Airport in Rome, N.Y., last week. The flights ...

The crucial test is a big step toward Vulcan Centaur's debut launch. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. United Launch Alliance (ULA) ...