The journey of NASA's dauntless Voyager 2 spacecraft through our solar system's farthest reaches has given scientists new insight into a poorly understood distant frontier: the unexpectedly distinct boundary marking where the sun's energetic influence ends and interstellar space begins. The U.S. space agency previously ...

As the United States races to put humans back on the moon for the first time in nearly 50 years, a NASA-funded lab in Colorado aims to send robots there to deploy telescopes that will look far into our galaxy, remotely operated by orbiting ...

A new SpaceX jumbo rocket in line to become the world's most powerful launch vehicle in operation was set for its highly anticipated debut test flight on Tuesday from Florida, carrying a Tesla Roadster as a mock payload. Liftoff of the 23-story-tall Falcon Heavy was ...