NASA, a publicly owned agency, was founded in 1958. Its primary function is the research, development, and manufacturing of aviation and aerospace components. Headquartered in the United States, NASA employs approximately 39,550 people.
NASA's Parker Solar Probe completed a second close approach to the sun on an unspecified date, following a record-breaking first pass within 3.8 million miles (6 million kilometers) in December. On April 20, the Lucy spacecraft flew past the asteroid Donaldjohanson, a milestone in its twelve-year mission to Jupiter's Trojan asteroids. Separately, news emerged regarding President Donald Trump's nomination of Jared Isaacman as NASA administrator; Isaacman has a significant contract with SpaceX.