Sen. Mark Kelly (D-Ariz.) and his brother, Scott Kelly, both retired astronauts, on Friday called out tech billionaire Elon Musk over his attacks on an astronaut on his social platform X.

NASA astronaut Scott Kelly came back to Earth after spending almost an entire year at the International Space Station, breaking the record for the longest spaceflight by an American. He and his ...

Scott Kelly is a former military fighter pilot and test pilot, an engineer, a retired astronaut, and a retired U.S. Navy captain. A veteran of four space flights, Kelly commanded the International ...