This is the Messier catalog, complied by Charles Messier back in 1781, and remains a list of the most famous astronomical objects.
In May 2011, I wrote an article for Sky and Telescope about my observatory. Here is an excerpt: As a teenager, I started grinding mirrors and building telescopes because my dreams always exceeded my budget.Continue reading
In April 2017 I wrote an article for Sky and Telescope about a disintegrating exoplanet, of which I obtained data using my telescope, for the science team led by Harvard. Here is an extract ofContinue reading