reddit shell - Web-based shell for browsing reddit (pretend you're working)
OpenSpace - OpenSpace is open source interactive data visualization software designed to visualize the entire known universe and portray our ongoing efforts to investigate the cosmos.
University of Reddit - Learn 1,000's of new things, from reddit
Space Engine - Space Engine is a realistic virtual Universe you can explore on your computer.
Reddit App - The official app for Android & iOS. Meow.
Stellarium - Stellarium is a free open source planetarium for your computer.