why are the noses of rocket, shuttles, planes, missile(…) half spheres instead of spikes?

Question

why are the noses of rocket, shuttles, planes, missile(…) half spheres instead of spikes?

In: 5557

Answer 1

Its aerodynamic shape design depending on the application. To get attach or detach shock waves during supersonic, transonic and hypersonic speeds determine the design. https://en.m.wikipedia.org/wiki/Bow_shock_(aerodynamics)