Arizona's U.S. Sen. Mark Kelly and his twin brother, Scott Kelly, slammed Elon Musk after he insulted another astronaut on X.

Senator Mark Kelly criticizes Trump's energy policy, citing concerns over rising utility bills and loss of American ...

While the future of those budget negotiations remains up in the air, it’s exactly the kind of action Arizona’s senior senator ...

Arizona Sen. Mark Kelly said he doubts the gold card program, which would fast-track rich foreigners to live in the U.S., will work like President Trump thinks it will.

Sen. Mark Kelly (D-AZ) blasted Elon Musk Friday, implying the SpaceX CEO was too afraid to travel into space as two other ...

Senators Kelly and Gallego reintroduce a bill to transfer forest land to Gila County, aiming to create a veterans' community ...

Sen. Mark Kelly visited Philly Shipyard, where he met with employees and talked about the importance of revitalizing the ...

On Tuesday, U.S. Sen. Mark Kelly of Arizona leaned into Stephen Feinberg, President Trump’s pick to be deputy secretary of Defense, and challenged him to defend Donald Trump’s lie.

Mark Kelly and his twin brother ... but is just a Dem donor shill.” At that point, Arizona’s senior senator stepped into the altercation. He said Musk should get the nerve to “climb ...