The inexpensive Celestron “Astronomy for Beginners" SkyScout SD expansion card adds to the knowledge base of your SkyScout Personal Planetarium. With this expansion card installed, not only does the SkyScout show you the objects in the sky and tell you about them, but it now can also answer many of the mystifying questions you might have about the Universe around us.

Those questions might include “How were the planets in our solar system formed?" or “How fast is the speed of light?" or “How far away is our closest neighboring galaxy?" Those questions and more are answered by your SkyScout when this “Astronomy for Beginners" expansion card is installed.

Among the topics covered by the “Astronomy for Beginners" expansion card is “Objects in the Sky." This section lets you explore the origins of a variety of objects in our sky, including the stars, planets, star clusters, galaxies, and nebulas.

Another covered topic is “Astronomical Distances." This section gives you a unique perspective on the vast distances between celestial objects in the sky.

A third topic is “Star Hopping." This section teaches you the secrets that astronomers and explorers use to navigate the night sky, both with and without a telescope.

Another section is “Astro Trivia." This section is chock-full of informative and fun trivia questions about the most famous night time objects.

The Celestron “All About the Stars" SkyScout SD expansion card adds to the knowledge base of your SkyScout Personal Planetarium. With this expansion card installed, not only does the SkyScout show you the objects in the sky and tell you about them, but it now can also answer many of the mystifying questions you might have about the Universe around us.

Those questions might include “What will happen to our Sun when it runs out of energy?" or “Why are stars different colors?" or “What happens when galaxies collide?" Those questions and more are answered by your SkyScout when this “All About the Stars" expansion card is installed.

Among the topics covered by the “All About the Stars" expansion card is “Colors of stars." This section teaches you the secrets that are revealed by a star’s color.

Another covered topic is “Luminosity and Magnitude." This section lets you tour stars that are hundreds of times brighter than our Sun.

A third topic is “Stellar Evolution." This section lets you explore stars in every stage of their life cycle, from the gigantic gaseous nursery that give birth to a star to the star’s eventual death in a colossal supernova that can be seen all across the Universe.

Another section is “Astro Trivia." This section is chock-full of informative and fun trivia questions about the most famous night time objects.