Space Exploration Technologies, commonly known as SpaceX, is an American aerospace manufacturer and space transportation company founded by Elon Musk in 2002. SpaceX designs, manufactures, and launches advanced rockets and spacecraft, including the Falcon and Starship series, aiming to reduce space transportation costs and enable the colonization of Mars. The company generates revenue through satellite launches, cargo resupply missions to the International Space Station, and its Starlink satellite internet service. Notable milestones include the first privately-funded spacecraft to reach orbit, the first privately-funded company to send a spacecraft to the ISS, and the development of reusable rocket technology.