Observing

The night sky is always changing. Observers watch planets dance in the evening, stars explode as supernovae, and new comets grace dawn skies. Here we bring together all the stargazing tips and resources you’ll need to see the glories that light up the heavens. Our Sky at a Glance column guides you to the best celestial sights of the week, our astronomy podcast provides a monthly audio tour, and our interactive tools and guides are useful resources to aid your observing at any time.

Diamond of Three Rings

A total solar eclipse offers the most spectacular of jewels, the diamond ring, as the Moon blocks all but a small part of the Sun's brilliance.

A Compact, Lightweight Solar Projection Viewer

Learn how to make a travel-friendly solar projection viewer for your telescope — just in time for the eclipse! Each summer I have the privilege to run the Student Telescope Making Program at the Table Mountain Star Party (TMSP). Over the course of a few hours, students assemble telescopes and use them that night out…