Our solar system. View the Universe in different wavelengths. 10,000 Suns -Most Dense Star Cluster in Milky Way Located. With a mass of more than 10 000 suns packed into a volume with a diameter of a mere three light-years, the massive young star cluster in the nebula NGC 3603 is one of the most compact stellar clusters in the Milky Way and a natural lab to test theories for their formation, revealing whether the stars were in the process of drifting apart, or about to settle down.
The cluster, formally known as the NGC 3603 Young Cluster, is about 20 000 light-years from the Sun which makes these measurements extraordinarily difficult. It is necessary to compare images that were made years or even decades apart. The telescope and camera used must give very sharp images and be extremely stable over long periods. 8 Wonders of the Solar System, Made Interactive: Scientific Amer. 2010 August 21 - Perseid Storm. Discover the cosmos!
Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. 2010 August 21 Explanation: Storms on the distant horizon and comet dust raining through the heavens above are combined in this alluring nightscape. The scene was recorded in the early hours of August 13 from the Keota Star Party site on the Pawnee National Grasslands of northeastern Colorado, USA.
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