2004 in spaceflight
This article outlines notable events occurring in 2004 in spaceflight, including major launches and EVAs. == First privately funded human spaceflight == == First Delta IV Heavy == == Launches == == Deep Space Rendezvous == == EVAs == == Orbital launch statistics == === By country === For the purposes of this section, the yearly tally of orbital launches by country assigns each flight to the country of origin of the rocket, not to the launch services provider or the spaceport.