The United States has been launching satellites and rovers into Space since December 1957. These technologies help us understand the vast universe around us and answer questions closer to home. Using photography and other tools, these spacecraft help scientists learn about the changing surface of our Earth and that of other planetary bodies.
Click here to learn about satellites the United States has used to explore the surface of the Earth.
Click here to learn about satellites that the United States has used to explore the surface of the Moon.
Click here to learn about satellites that the United States has used to explore the surfaces of nearby planets.
Click here to learn about the rovers the United States has used to explore the surface of Mars.