Nelson and NASA Deputy Administrator Pam Melroy left the agency on Monday (Jan. 20), the day that Donald Trump began his ...

NASA Administrator Bill Nelson has left the building, and while President Donald Trump’s nominee awaits a confirmation ...

"America is leading humanity back to the Moon, onward to Mars, and into a golden age of space exploration," Nelson wrote, ...

NASA's mission to return samples from Mars and potentially discover the first signs of alien life has a new timeline. The ...

The second Trump administration started with soaring rhetoric about sending humans to Mars but confusion about who was ...

An exploding budget and an unraveling schedule spell disappointment for NASA's mission to learn more about Mars's history.

NASA's James Webb Space Telescope has captured the infrared glow of an ancient supernova's light echo, revealing ...

On this date in 1986, Congressman Bill Nelson launches onboard Columbia on the final successful shuttle flight before the ...

NASA administrators are also accountable to elected officials. Administrators are appointed by the president but must be confirmed by the Senate. Congress has a great deal to say about the budget that ...

Robert Cabana, a NASA associate administrator, astronaut, and a colonel in the United States Marine Corps, received the ...

The agency is starting down two different paths toward the samples' return, but only one will bring the red rocks home.

With the revisions, Mars Sample Return is still expensive, but would be less than $8 billion. “That’s a far cry from $11 ...