Deep-sky objects may appear static throughout our lifetime but by carefully "blinking" archival and current images we can discern real changes in their appearance.
See nine unique open clusters in Cassiopeia while barely moving your telescope.
We beat a path through a forest of stars to find the first variable star ever discovered in a globular star cluster.
We explore deep-sky riches within a stone's throw of Capella, one of the season's brightest stars.
Everyone loves this cosmic donut. Like Saturn, the Ring Nebula is a must-see for beginners and seasoned amateurs alike. Whether you're just cutting your deep-sky teeth or attempting to see its central star — one of visual astronomy's Holy Grails — the Ring has it all.