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When You're in the Milky Way

Credit: ESO/J. Colosimo
Tuesday, April 28, 2015: The sun sets and the Milky Way rises over Unit Telescope number 4 at ESO’s Paranal Observatory in Chile. The Milky Way consists…Read More »

of 100–400 billion individual stars stretching along its 100,000 light-year length. Unit Telescope number 4, known as Yepun, makes up one of four 8.2-meter telescopes that work together as one huge telescope, allowing the detection of details up to 16 times finer than possible with the individual telescopes. Image released April 27, 2015.

— Tom Chao    Less «
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