The new telescope delivers stunning images of the cosmos which are available on NASA's web site.
The content use policy page states:
Unless otherwise specifically stated, no claim to copyright is being asserted by STScI and material on this site may be freely used as in the public domain in accordance with NASA's contract.
Does "in the public domain" mean that I can legally make prints of those images and sell them in order to make money, for example in a store or flea market?