A rush rescue mission to save a NASA space telescope remains grounded, this time because of a last-minute launch problem. Northrop Grumman's rocket-launching plane took off from the Marshall

NASA’s never-before-attempted plan to move a sensitive scientific satellite into a safer orbit has faced a week of delays—but it’s still go for launch.

NASA's Inspector General has released a report warning that issues with Boeing's Starliner spacecraft remain unresolved years after its last flight.

Following an initial frenzy a decade ago, the commercial space sector is getting a new wave of investment. This time, things are markedly different, experts say.

Space agency selects 37 companies as partners to develop technologies that will support moon bases and Mars exploration.

A brand-new space telescope is nearing the launchpad, and NASA says it could open a new window into the universe.

NASA is ringing in the country’s 250th anniversary with a collection of Fourth of July themed images and videos highlighting cosmic wonders far beyond the United States. Researchers recently visualized a set of images across a spectrum of red,

NASA's Chandra X-ray Observatory has released four stunning images of cosmic wonders, depicted in red, white and blue for the America 250 anniversary on July 4.