like a country on a map. The star figures first noticed in antiquity lie within these regions. Some constellations hold other identifiable shapes formed by stars, called asterisms. Seven bright ...

This stunning image features a deep field view of the Cassiopeia constellation where the two small planetary nebulas can be ...

A star map (or star chart) is basically a cheat sheet for the night sky. It helps you figure out where constellations and bright stars are at any given time. To use one, just hold it up so that ...