Tools for observers 2020 charts for planets, dwarf planets, asteroids

Note: If you want to create your own up-to-date charts, a good site with interactive charts is found at in-the-sky.org

Messier marathon items Beginner astronomy Astronomy software Magazines Star maps (downloadable) Eclipse observing (solar and lunar) ISS, satellites Meteor observing Moon observing Auroras, weather and rainbows Comets Canadian telescopes/astronomy Discussion forums Astronomical societies NASA and space programs Dark sky preserves (DSPs) and Bruce Peninsula environment groups Projects and telescope building Stores and used astronomical equipment online Other Historical reference