aug 192013
Dwarf Galaxy Caught Ramming Into a Large Spiral

  Observations with NASA’s Chandra X-ray Observatory have revealed a massive cloud of multimillion-degree gas in a galaxy about 60 million light-years from Earth. The hot gas cloud is likely caused by a collision between a dwarf galaxy and a much larger galaxy called NGC 1232. If confirmed, this discovery would mark the first time [continue reading]

dec 132012
Anne's Picture of the Day: NGC 1232

December 13, 2012 NGC 1232, a huge spiral galaxy in Eridanus Image Credit: ESO NGC 1232 is a barred spiral galaxy of about 200,000 light-years across (almost twice the size of our Milky Way), located some 61 million light-years away in the constellation of Eridanus (The River). Radiowave studies indicate a large envelope of neutral [continue reading]