... Bad Astronomy . Misconceptions . ... In general, withholding Hubble Space Telescope data is a bad thing. ... The idea that withholding Hubble Space Telescope (HST) data is bad is not something I have heard about in the media, but does seem to have some internet staying power. ... People simply being curious as to why HST data are withheld from public view for a year, . ... There is only so much time HST can spend collecting data in a year, and so the available time on the 'scope is quite limited. ...