![]() Your Passport to the Universe The night sky is alive with many wonders-distant planets, vast star clusters, glowing nebulae, and expansive galaxies, all waiting to be explored. Star Watch: The Amateur Astronomer's Guide to Finding, Observing, and Learning about Over 125 Celestial Objects These records provide valuable historical data for astronomical studies today. The historical records cover various types of celestial phenomena, which include solar and lunar eclipses, sunspots, "guest stars" (novae or supernovae as we understand today), comets and meteors, and all kinds of planetary phenomena. Extraordinary or abnormal celestial events were particularly noted because of their astrological significance. China has maintained the longest continuous historical records of celestial phenomena in the world. Observation of Celestial Phenomena in Ancient Chinaīecause of the need for calendar-making and portent astrology, the Chinese were diligent and meticulous observers of celestial phenomena. The present invention is a system and method of visualizing fluid flow around an object, such as an aircraft or wind turbine, by aligning the object between an imaging system and a celestial object having a speckled background, taking images, and comparing those images to obtain fluid flow visualization.
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