Paul Allan is the coauthor, with Schatz, of Astro Adventures. Only reason I did 4 stars was every time I set it the clock either speeds up 5-10 minutes faster or slows down. If you're unsure where north is, simply note where the Sun sets and then turn to your right - now you're looking north, more or less.ĭeveloped by the Pacific Science Center, the Star Clock is one of many excellent activities for the whole family found in Astro Adventures, a space-science curriculum for grade-school students.ĭennis Schatz is Vice President for Education at the Pacific Science Center in Seattle, Washington. So, instead, look for Cassiopeia's W high up.īe sure that you're facing north when using the Star Clock. But during November and December, the Dipper is down low and may be too near the horizon (or below it) to be seen. Lens functions like a dream under the stars in my night sky photography lens. And when any button is used, it will also be projection in about 30 seconds. It's highest in the sky, perched directly above Polaris, in early evening during May and June. The FE 14mm F1.8 GM can produce beautiful bokeh at F1.8, even with the. The clock will stay in the projection when music is played. Make sure the current month is at the top, and then turn the black disk so that the indicated time is 9 p.m.Īlso, by turning both disks together (so that the time you've picked stays the same), you'll be able to see how the Big Dipper appears in the sky at that time throughout the year. You can also use your Star Clock to determine where the Dippers and Cassiopeia will be in the sky at a specific time, say, 9 p.m. To use the Star Clock, place the current month at top, then spin the black disk until the star patterns match your view of the northern sky.
#Nice clock with sky and stars pdf#
(Make sure your computer can display PDF files if it can't, download and install the free Adobe Reader.) Our Star Clock combines this nightly pinwheel motion around Polaris with the seasonal position of the two familiar star patterns - the Big Dipper and the "W" of the constellation Cassiopeia - to find the time in a simple and fun way.įirst, download the two parts for your Star Clock (PDF).
Looking up in the northern sky, however, the stars do not rise or set - instead, they seem to slowly turn counterclockwise around Polaris, the North Star. The standout feature of this functional and beautiful wooden model table clock is the rotating tourbillon that sits on top. As Earth turns on its axis, the stars appear to rise in the east and set in the west, just as the Sun and Moon do. Long before the invention of clocks and watches, skywatchers knew that the motion of the stars marked the passage of time during the night. But did you realize that you can use can use the stars to tell time at night? It's easy using the Star Clock described here. Our daytime concept of time is based on the motion and position of the Sun. The Star Clock is a simple, easy-to-make aid that lets you tell time using the stars.
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