Cambridge, USA Department of Physics http://web.mit.edu/physics/ http://ocw.mit.edu/OcwWeb/Physics/index.htm & Aeronautics and Astronautics Engineering http://web.mit.edu/aeroastro/www/ http://ocw.mit.edu/OcwWeb/Aeronautics-and-Astronautics/index.htm from: Wikipedia A spacecraft is a vehicle or machine designed for spaceflight . On a sub-orbital spaceflight , a spacecraft enters outer space but then returns to the planetary surface (such as Earth ) without making a