The Arizona senator and retired Navy captain has done a lot of things very few others have. He’s gone to space four times, ...

Before he found himself a target of the Trump administration as a US senator, Mark Kelly was a NASA astronaut who flew to ...

Add Yahoo as a preferred source to see more of our stories on Google. Before he found himself a target of the Trump administration as a U.S. senator, Mark Kelly was a veteran NASA astronaut who flew ...

Former NASA astronaut and current U.S. Senator Mark Kelly is fighting back, suing the Pentagon for its plan to censure him over comments he made in a video late last year.

The defense secretary is going after the Arizona Democrat's Navy pension for telling troops they can refuse illegal orders.

The continuing fallout from the "illegal orders" video has kept a spotlight on Sen. Mark Kelly, D-Arizona. Questions about ...

Democratic Senator Mark Kelly of Arizona says he is not backing down after Defense Secretary Pete Hegseth issued a formal censure letter. The censure comes after Kelly and five other Democratic ...

Before he found himself a target of the Trump administration as a U.S. senator, Mark Kelly was a veteran NASA astronaut who flew to space on four separate missions in a decade. Prior to his career as ...