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Category Archives: Constellations
Long before history has been recorded, humans have studied the stars in the night sky. Although we have looked at stars for thousands of years, it wasn’t until 1930 that the 88 constellations were officially named by the International Astronomical Union. 48 of these constellations were named by Ptolemy in his book The Almagest in … Continue reading History of Constellations → Continue reading → Continue reading
Wanna know what the sky looks like today? Here’s an amazing computer program where you can know everything about the sky without walking out of the door! It is simple to download Stellarium at stellarium.org and follow the instructions. After you install the program and open it, you can input any time and location you want … Continue reading Stellarium: a Great Planetarium Program → Continue reading → Continue reading
You can’t go through astronomy without talking about constellations, and for me, you can’t go through constellations without talking about my favorite: Cassiopeia. She is is not only a constellation in the northern sky, but also the queen of Æthiopia. Beautiful and proud, she was the wife of king Cepheus, and the mother of Andromeda; […]Continue reading → Continue reading
Many people are familiar with zodiac signs; as kids we often look at them for weekly, daily, or monthly advice from things ranging from crushes to personalities. Whether or not our zodiac sign determines who we are, the constellations they are based off on is entirely a reality. Each month, as the Earth moves around […] Continue reading → Continue reading
I have, apparently, been living a lie. My entire life, I thought I was an Aquarius, yet I have recently come to learn that my astronomical Sun sign is off by nearly a month. Because of the phenomenon of precession (the work of the gravitational pull and the conservation of angular momentum to correct the […] Continue reading → Continue reading
We’ve learned that the zodiac constellations are connected to the position of the Sun as it moves along its path. The sun spends about a month closest to each of these constellations, or “in” the constellation, and then moves on to the next. Ancient Greek and Babylonian people groups named the constellations and defined […] Continue reading → Continue reading
The topic of zodiac signs and how they the constellations and the ecliptic is fascinating to me. Humans have recognized the appearance of certain constellations behind the sun throughout a large part of history. Of course, the true cause of the changing zodiac signs is that the earth’s position changes relative to the sun and […] Continue reading → Continue reading
The Night Sky, showing the Milky Way, at La Silla Observatory in Chile. Source: Wikimedia Commons. The constellations visible from the Western Hemisphere differ from those visible from the Southern Hemisphere. In English, we typically use names derived from Greek and Roman mythology for the constellations, referring to constellations such as Orion and Pleiades […] Continue reading → Continue reading