Janet Petro was named acting NASA administrator by President Donald Trump. She succeeds Bill Nelson, marking the first time a ...

NASA’s 1st woman acting administrator, Janet Petro, is leading the charge in space exploration. Learn how her career ...

Janet Petro will become the first female to lead NASA. She will replace the 14th NASA administrator, Bill Nelson. Here's all ...

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

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

Bill Nelson has stepped down as NASA administrator, ending a half-century of public service. Janet Petro is now the agency's ...

President Donald Trump made a bold promise to America minutes after taking the Oath of Office: pledging that an American flag ...

The second Trump administration started with soaring rhetoric about sending humans to Mars but confusion about who was leading NASA on an acting basis.

During his inaugural address, President Donald Trump said he wants 'American astronauts' on Mars. Where does a future Mars ...

A collection of Martian rocks could reveal details about potential past life on the Red Planet – but first NASA has to get ...