Henry Draper News

News Henry Draper

Orion Nebula through the ages: iPhone vs observatory

What do Henry Draper, born 1837, physician and professor of medicine, and Andrew Symes of Ottawa, Canada, have in common? Probably not much, one might think, apart from being residents of countries located on the North American continent. But there are two small details creating a link between the two: an interest in amateur astrophotography and a...