What is a "morning star," and what is an "evening star"? Aren't they all planets? Can a planet sometimes be both of those things, or neither? Here's the complete guide for understanding these stargazing terms.
For the last couple of weeks, early risers have been enjoying the "parade of the planets," as all of the naked-eye planets gather in the dawn sky. For the next few mornings, the waning crescent moon will join the array.