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

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

Thirteen years after Curiosity landed on Mars, engineers are finding ways to make the NASA rover even more productive. The ...

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

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

WASHINGTON − Elon Musk and Sen. Mark Kelly, D-Ariz., traded jabs on social media Monday, after the billionaire space entrepreneur called the former NASA astronaut a "traitor" for his recent trip ...

U.S. Sen. Mark Kelly and billionaire Elon Musk traded insults on social media after the Arizona Democrat noted his recent visit to Ukraine and continued support for that country in its war with ...

Opinion: Once cautious, Sen. Mark Kelly now happily opens fire on Elon Musk Mark Kelly had long been an enigma in the Senate. Until Kamala Harris tagged him as a potential VP, and now he's taking ...

Sen. Mark Kelly, D-Ariz., was considered a potential vice presidential pick by Kamala Harris. The former NASA astronaut is married to Gabby Giffords, the former congresswoman who was shot in 2011.

The post fuels speculation about who will join Vice President Kamala Harris on the Democratic ticket — but it looks not to be Mark Kelly.

Mark Kelly’s path from New Jersey to Navy captain — from rowdy kid to decorated aviator — is a less-known part of his biography.