The top beginner telescopes we have tested and ranked by our experts so you can buy a quality, cheap telescope suitable for ...

The sidereal day is defined to be the length of time for the March equinox to return to your celestial meridian. Compare this ...

Explore the basics of our solar system, from the Sun at its center to the planets, moons, asteroids, and comets that orbit within it. This beginner-friendly guide explains key facts, unique features, ...

Get this Celestron 70AZ refractor telescope on sale right at Amazon for $99.99. We think this Celestron AstroMaster 70AZ scope is a great place for beginners, young and old, to start.

The best telescopes for beginners: Reviews & Recommendations The following telescopes were chosen for being good telescopes for the amateur and for their consistent quality.

The program offers an introduction to astronomy for beginners, featuring presentations by local experts, hands-on activities, and a full dome show in the Seymour Planetarium.