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The constellation of Orion is rich with impressive nebulas. Of the many interesting details that particularly draws the eye is Barnard’s Loop, the bright red circular filament arcing down from the middle. The bright orange star on the upper left is Betelgeuse, while the bright blue star on the lower right is Rigel. Other famous nebulas visible include the Witch Head Nebula, the Flame Nebula, and the comparatively small Horsehead Nebula. NASA-APOD, Stanislav Volskiy.


Behold, the active monster Centaurus A. The galaxy itself is a mess; it has suffered multiple collisions with other galaxies, creating chaos on a cosmic scale, 13 million light-years away. Credit & Copyright: Amateur astronomer Rolf Olsen Telescope: 25 cm (10 inch) mirror / 120 hour exposure


ALMA Takes Close Look at Drama of Starbirth August 2013 Herbig-Haro 46/47 Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) have obtained a vivid close-up view of material streaming away from a newborn star