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, ...

In a letter to his replacement, outgoing NASA leader Bill Nelson emphasizes the agency’s activities ‘transcend the length of ...

On this date in 1986, then-U.S. Rep. Bill Nelson (now outgoing NASA administrator) and six additional astronauts launched aboard Space Shuttle Columbia on STS 61C. Shuttle flights had become ...

Bill Nelson retires as NASA administrator; Janet Petro steps in as acting chief, awaiting Jared Isaacman’s confirmation.

Bill Nelson: I have not had any bad experiences with Elon vis-à-vis our space program. I have always said to him, and I've said it to him at least twice personally, that SpaceX's success on the ...

NASA Administrator Bill Nelson stepped down on Monday after ... Previously, he flew aboard the space shuttle Columbia on the STS-61C mission in 1986. In addition to making progress on Artemis ...

Bill Nelson and six additional astronauts launched aboard Space Shuttle Columbia on STS 61C. Shuttle flights had become fairly routine at this point. But this mission would be the last successful ...

NASA Administrator Bill Nelson has left the building ... Nelson, who flew to space on board Space Shuttle Columbia while a member of the House of Representatives, later served in the U.S. Senate ...