Kamran Sedig is an Associate Professor in the Department of Computer Science and the Faculty of Information and Media Studies at Western University, Canada. Before joining Western, he was a Research Staff Member at the IBM T.J. Watson Research Center in New York. He received his Ph.D. in Computer Science (Interactive Visual Games for Learning Math) from The University of British Columbia, where his research was nominated for the Governor General's Gold Medal for best Ph.D. dissertation. His [...]. was in Computer Science (Artificial Intelligence) from McGill University. His research interests are in human-information interaction, joint human-computer cognitive systems, visual analytics, interactive reasoning with visualizations, visual interface design, and interaction and task design for complex cognitive activities. Sedig's research uses a human-centered approach with a particular focus on human cognitive needs and activities. He is the director of the Insight Lab ([...].[...] Parsons is an Assistant Professor in the Department of Computer Graphics Technology at Purdue University. In 2013 he received his Ph.D. in Computer Science from Western University, Canada, with a focus on the design of interactive visualizations and interfaces that support cognitive activities. His research interests are in the areas of information visualization and visual interfaces, human-computer and human-information interaction, cognitive and learning technologies, and human-centered computing and design. He is particularly interested in understanding and supporting cognitive processes and activities of both users and designers

A Deep-sky observer's guide organised month-by-month for the year

Each object given a "star rating" according to the difficulty of observing it

Introductory information about the objects

Lots of information about internet resources

Spectacular pictures from professional and non-professional observers

I Preparing for Deep-Sky Observing.- 1 Introduction.- 2 Deep-Sky Observing.- 3 Avoiding Common Mistakes.- 4 The Messier Marathon and Other Pursuits.- 5 What Are We Looking At?.- 6 Atlases and Other Resources.- II The Night Sky Month by Month.- 7 The Star System and Nomenclature.- 8 January - 08 Hours RA.- 9 February - 10 Hours RA.- 10 March - 12 Hours RA.- 11 April - 14 Hours RA.- 12 May - 16 Hours RA.- 13 June - 18 Hours RA.- 14 July - 20 Hours RA.- 15 August - 22 Hours RA.- 16 September - 00/24 Hours RA.- 17 October - 02 Hours RA.- 18 November - 04 Hours RA.- 19 December - 06 Hours RA.- 20 Postscript.- About the Photo Contributors.