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University of Arizona

Clouds of Sand and Iron Swirl in a Failed Star’s Extreme Atmosphere

January 9, 2013

Want to stay on top of all the space news? Follow @universetoday on Twitter Artist’s concept of brown dwarf  2MASSJ22282889-431026 (NASA/JPL-Caltech) The complex weather patterns within the atmosphere of a rapidly-rotating brown dwarf have been mapped in the highest detail ever by researchers using the infrared abilities of NASA’s Spitzer and Hubble space telescopes… talk about solar [...]

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First-Ever Image of a Black Hole to be Captured by Earth-Sized Scope

January 17, 2012

“Sgr A* is the right object, VLBI is the right technique, and this decade is the right time.” So states the mission page of the Event Horizon Telescope, an international endeavor that will combine the capabilities of over 50 radio telescopes across the globe to create a single Earth-sized telescope to image the enormous black [...]

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More Evidence of Liquid Erosion on Mars?

May 7, 2011

  Terby Crater, a 170-km-wide (100-mile-wide) crater located on the northern edge of the vast Hellas Planitia basin in Mars’ southern hemisphere, is edged by variable-toned layers of sedimentary rock – possibly laid down over millennia of submersion beneath standing water. This image (false-color) from the HiRISE camera aboard the Mars Reconnaissance Orbiter shows a [...]

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