An overview of how SpaceX Falcon 9 supports satellite launches and crew missions to low Earth orbit through reusable design, NASA partnerships, and structured launch operations.

The International Space Station is back to full strength with the arrival of four new astronauts, after the evacuation of a crew of four NASA astronauts, one of whom had an undisclosed health issue.

Last month’s medical evacuation was NASA’s first in 65 years of human spaceflight. One of four astronauts launched by SpaceX last summer suffered what officials described as a serious health issue, ...