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

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

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

NASA proposes a faster, cheaper plan to bring Mars samples to Earth, aiming for delivery by the 2030s while cutting costs ...

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 ...

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 ...

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

Janet Petro has been appointed as the acting administrator of NASA, the US space agency announced after President Donald ...

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