NASA has wasted no time in selecting the vehicle that will replace the upper stage on its new plans for a standardized Space Launch System rocket.

Analysis of the tail of 3I/Atlas reveals that it contains an anomalous proportion of methanol, a class of alcohol used in fuels.

Boeing and Lockheed investors can't count on revenue contributions from ULA for awhile. How big a problem is that?

The JUICE spacecraft captured its first detailed glimpse of interstellar comet 3I/ATLAS, revealing a glowing coma and ...

United Launch Alliance was hoping to ramp up its new Vulcan rocket launches this year, but won't be launching any national security missions until it solves a recurring issue of booster nozzles ...

World Atlas highlights 13 offbeat, low-key Florida towns, from Apalachicola to Yankeetown, offering unique experiences beyond typical tourist spots.

United Launch Alliance announced this week that its new boat for transporting rockets, SpaceShip, nears completion and will soon be ready for travel between Decatur and launch sites in Florida ...

The U.S. Space Force has suspended all missions on the Vulcan rocket, built by United Launch Alliance, a joint venture of ...

The United Launch Alliance is planning for the Vulcan to become its workhorse rocket. It faces its biggest test yet in its next launch.

Vulcan is central to ULA’s effort to replace its Atlas 5 rocket and compete more directly for national security launches. With Vulcan missions on hold, the Space Force is now reliant solely on SpaceX ...

By taking advantage of a maneuver that would see a spacecraft fire rocket engines while in the solar corona, that spacecraft’s velocity could receive a huge boost — enough to allow it to catch up with ...

A ULA Vulcan rocket launched a Space Force mission, but an unexpected light show from its boosters sparked questions. Here's ...