NASA makes us proud to be Americans. And even more so, the agency is an engine of discovery and innovation that benefits all ...

Kelly laments the death of astronaut Jim Lovell and a U.S. disinvestment from science while sidestepping White House talk.

Mark and Scott Kelly, twin brothers and former NASA astronauts, spoke to "CBS Mornings" about how the agency is set to lose ...

Kelly’s name has arisen as a potential candidate for both president and vice president in the past. Kelly, who was elected to the U.S. Senate in 2020 when he defeated Republican Martha McSally, was ...

Mark and Scott Kelly, brothers was are both veterans of four spaceflights, join CBS Mornings to discuss today's SpaceX ...

Astronaut and Navy captain Mark Kelly has announced his retirements. In a letter posted on his Facebook page, Kelly says. "Words cannot convey my deep gratitude for the opportunities I ...

Sen. Mark Kelly (D-Ariz.) declined to say whether he plans to run for president in 2028, stressing instead that he’s focused on addressing voters’ concerns about the Democratic Party. In an ...

Democratic Arizona Sen. Mark Kelly floundered on CNN Sunday when pressed about a chart his party recently posted on social media — which accidentally spotlighted skyrocketing grocery prices when ...

ABC15's Nick Ciletti spoke with Arizona Senator Mark Kelly to discuss the ongoing conflict, his candid words for Secretary of Defense Pete Hegseth, and his concerns if the war wages on.

Democratic Senator Mark Kelly discusses what he has been hearing from voters at townhalls about Democratic favorability problems and whether the US bears any blame for the starvation crisis in Gaza.