Then he graduated from Harvard Medical School. And on Tuesday, he blasted off as part of his latest act: astronaut. When novelist Wesley Chu first learned about Kim, a 41-year-old father of three ...

NASA astronaut Jonny Kim, along with Roscosmos cosmonauts Sergey Ryzhikov and Alexey Zubritsky., docked their Soyuz MS-27 spacecraft with the ISS at 4:57 a.m. EDT and then opened the hatch at 7:28 ...

Here’s how it works. On April 9, 1959, NASA introduced its very first astronaut class. This dashing group of young men is known as the Mercury 7. They were all military test pilots before they ...