Hubble Telescope celebrates 25 years with eBook; 1990 - 2015

NASA celebrates 25 years of Hubble Telescope in 2015, since its launch in 1990. I just came across an ebook that was part of the celebration which showcases images and videos from Hubble.
All data generated from Hubble is released without copyright, but subject to some conditions (see link to Guidelines below).



Download the ebook as (1) epub (225Mb) or (2) pdf (189Mb) here. Videos included in the epub version, including Saturn, Jupiter and flying through a nebular are spectacular.

See NASA copyright guidelines here; "NASA still images... generally are not copyrighted".