A good resource for making sure that what you’re observing is a planet and not a star is this handy program called Stellarium. You can turn on grid lines and set it to your location so you have a better guide than the star-locator you built in class.
A good resource for making sure that what you’re observing is a planet and not a star is this handy program called Stellarium. You can turn on grid lines and set it to your location so you have a better guide than the star-locator you built in class.