What is doug messier?

Unfortunately, as an AI language model, I do not have access to the internet to provide up-to-date information on individuals. However, based on my understanding, Doug Messier is a journalist and writer who covers the commercial space industry. He is the founder and editor of Parabolic Arc, a space industry news website. Messier has reported on major events and developments in the space industry, including SpaceX's Falcon Heavy launch and Blue Origin's New Shepard rocket test flight.