Travelers need a map when driving to unfamiliar destinations whether they’re going to the other side of town or across the country. The map is a model of the real world and knowing how to navigate ...
When it comes to locating objects in the night sky, how does one convey its precise position? The sky is divided into a scattered pattern of 88 constellations of various sizes and shapes covering ...
How much of the sky can you see at any one time? This, of course, assumes you are looking up from a wide-open, flat field or out on an ocean liner with nothing but a flat horizon no matter which way ...
The equatorial coordinate system projects Earth's latitude and longitude onto the celestial sphere, using declination (angular distance from the celestial equator, measured in degrees) and right ...
Stay on top of what’s happening in the Bay Area with essential Bay Area news stories, sent to your inbox every weekday. The Bay Bay Area-raised host Ericka Cruz Guevarra brings you context and ...
As the calendar shifts from February to March, skywatchers' ship will really come in. The ship in question is Argo Navis — nowadays, simply referred to as Argo — which can be seen at around 10 or 11 p ...
When I was a kid, summers meant evenings outside, falling asleep while watching stars parade westward over my family’s corn and cotton fields in Northern California. My star atlas sat by my sleeping ...
How much of the sky can you see at any one time? This, of course, assumes you are looking up from a wide-open, flat field or out on an ocean liner with nothing but a flat horizon no matter which way ...
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