Comment on Supersonic free fall from 120,000 feet live at 8:30AM ESTparentComments−jlgreco13yA great deal of the energy that needs to be bleed off during re-entry of a formerly orbiting spacecraft is the kinetic energy it had from basically moving sideways at an incredible speed.
Comments
A great deal of the energy that needs to be bleed off during re-entry of a formerly orbiting spacecraft is the kinetic energy it had from basically moving sideways at an incredible speed.