NASA's free 3D model collection lets anyone print spacecraft and asteroids

Not many people realize that in addition to its scientific data and news releases, NASA also shares a substantial amount of free resources on its website: ebooks, children’s materials, podcasts, and similar. For those who own a 3D printer, the space agency also provides a vast collection of 3D-printing-ready models of its most popular spacecraft, asteroids, craters, and much more. …