sub-orbital spaceflight
spaceflight where spacecraft leaves the astronomical body but doesn't reach orbit
Hypersonic Flight Experiment
Indian technology demonstration rocket launch
Axe Apollo sub-orbital spaceflights
sub-orbital spaceflight marketing campaign
Mercury-Redstone Booster Development
test flight of the Redstone rocket during Project Mercury
Atmospheric Reentry Demonstrator
suborbital reentry test flown on the third Ariane 5 flight