David Oscarson Edwin Hubble Rollerball Pen Ultraviolet sailor_standard_pens Stationery Collectors and Enthusiasts: Those Stationery Collectors and Enthusiasts: Those who collect high quality or meaningful writing materials may find this ink particularly captivating due to its poetic name and the depth it adds to any writing or journaling experience Elegant Design: Comes in a beautifully crafted 30ml bottle that adds a touch of sophistication to your collection His work took us beyond the Milky Way and placed us in an ever expanding universe with myriads of galaxies beyond our own This monumental discovery led to the formulation of Hubble's Law