Californians may soon see the powerful ULA Vulcan rocket blazing across the sky brighter and more widely visible than what is typical.

United Launch Alliance’s woes with its new Vulcan rocket have forced it to switch gears to only launching Atlas V rockets for ...

The powerful Vulcan rocket faces its biggest test yet as it prepares to launch on its second national security spaceflight from Florida. This time around, a rocket meant to become the United Launch ...

For the fourth time in a little more than a year, the US Space Force needs to send up a new satellite to replenish the ...

Update, 3:25 p.m.: The Delta IV Heavy rocket launched from Vandenberg Space Force Base. Update, 3:20 p.m.: The mission director gave the final go for launch after all parties had check in with “go” ...

The U.S. Space Force has swapped rockets for an upcoming GPS satellite launch, moving to a SpaceX Falcon 9 while the ...

NASA’s plans to get the first human spaceflight of the year off the pad have to hold off until at least Friday because of weather constraints along the flight path needed in case of emergency. That ...

Then-United Launch Alliance President and CEO Tory Bruno, seen speaking about the Vulcan rocket at the REACH Ideas + Action Summit on Jan. 30 at The Ritz-Carlton Bacara in Santa Barbara, has resigned ...

SpaceX managed to find a lull in the winds early Monday, but a United Launch Alliance launch had to delay a day, while a second SpaceX mission waited two before adding to the Space Coast’s rocket ...

Add Yahoo as a preferred source to see more of our stories on Google. The powerful Vulcan rocket faces its biggest test yet as it prepares to launch on its second national security spaceflight from ...