mei 022013
 
Anne's Picture of the Day: Spiral Galaxy NGC 6872

May 2, 2013 NGC 6872 in Pavo, the largest known spiral galaxy Image Credit: Sydney Girls High School Astronomy Club, Travis Rector (Univ. Alaska), Ángel López-Sánchez (Australian Astronomical Obs./ Macquarie Univ.), Australian Gemini Office NGC 6872 (also known as the Condor Galaxy) is a giant barred spiral galaxy located about 210 million light-years away from Earth [continue reading]

jan 122013
 
The Largest-Known Spiral Galaxy Revealed

  The spectacular barred spiral galaxy NGC 6872 has ranked among the biggest stellar systems for decades. Now a team of astronomers from the United States, Chile and Brazil has crowned it the largest-known spiral, based on archival data from NASA’s Galaxy Evolution Explorer (GALEX) mission, which has since been loaned to the California Institute [continue reading]