By taking advantage of a maneuver that would see a spacecraft fire rocket engines while in the solar corona, that ...

A bold proposal would send a spacecraft plunging close to the sun to slingshot after interstellar comet 3I/ATLAS, an ...

Soon, four astronauts will launch on a mission to the vicinity of the Moon for the first time in over 50 years. The mission, called Artemis II, is the second mission — and first crewed mission — of ...

The booster anomaly resulted in months of delays before the Space Force finally gave ULA the green light to begin launching its missions. Vulcan launched its first military payload in August 2025, ...

Fiery mid-flight incident not enough to derail US Space Force mission United Launch Alliance's Vulcan Centaur reached orbit ...

It carried GSSAP for the US Space Command’s Space Surveillance Network in near-geosynchronous orbit.

Moments after liftoff from Florida’s Space Coast early Thursday morning, a shower of sparks emerged in the exhaust plume of United Launch Alliance’s Vulcan rocket. Seconds later, the rocket twisted on ...

The Space Force certified Vulcan Centaur for U.S. national security missions in March 2025. The rocket performed its first such flight that August, successfully delivering an experimental navigation ...

United Launch Alliance flew its Vulcan rocket for only the fourth time early Thursday, but suffered yet another fiery burn through on one of its solid rocket boosters during a national security ...

The powerful Vulcan faces its biggest test yet as it prepares to launch on its second national security mission from Florida.

Live updates from the early Feb. 12 ULA Vulcan liftoff from Launch Complex 41 in Cape Canaveral Space Force Station on the ...