The Orion Spur, about a third of the way in from the outer edge, is where the home planet and the sun lie on this map of the Milky Way. The view without the superimposed map is an illustration of what a distant astronomer in another galaxy likely would see, according to new, infrared info gathered by the Spitzer Space Telescope.
Light echoes across a dust cloud from the outburst of a star at the edge of the Milky Way, 20,000 light years from the sun/NASA
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Tagged Astronomy Picture of the Day, Milky Way, NASA
Congestion near the center of our Milky Way Galaxy. More than 180,000 stars. And you thought your neighborhood was crowded. Sweeps field (upper left corner) refers to Hubble Space Telescope’s sweep of the area hunting for possible solar systems–looking for brief, periodic changes in brightness when a Jupiter-size planet passes in front of its parent star–candidates for which are within the green circles. /NASA
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Tagged Hubble Space Telescope, Milky Way, NASA, SWEEPS Field
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