Here’s how it works. SpaceX launched its third mission of the year for the United States' spy satellite agency today (March 24), the 19th anniversary of the company's first-ever liftoff.

SEOUL, Dec. 21 (Yonhap) -- South Korea's third homegrown military spy satellite, launched Saturday from a U.S. space center on a SpaceX Falcon 9 rocket, has successfully entered orbit, the defense ...