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News for Norther Colorado and the world

Monday, December 22, 2014

Posts Tagged ‘Neutron Star’

Astronomy Picture of the Day

Astronomy Picture of the Day

What's causing those odd rings in supernova 1987A? Twenty five years ago, in 1987, the brightest supernova in recent history was seen in the Large Magellanic Clouds. At the center of the above picture is an object central to the remains of the violentstellar explosion. Surrounding the center are curious outer rings appearing as a flattened figure 8. Although large telescopes including the Hubble Space Telescope monitor the curious rings every few years     The Mysterious ... Full Story

Astronomy Picture of the Day

Astronomy Picture of the Day

  Cooling Neutron Star Credit: X-ray: NASA / CXC / UNAM / Ioffe / D.Page, P.Shternin et al; Optical: NASA / STScI; Illustration: NASA/CXC/M.Weiss) Explanation: Supernova remnant Cassiopeia A (Cass A) is a comfortable 11,000 light-years away. Light from the Cass A supernova, the death explosion of a massive star, first reached Earth just 330 years ago. The expanding debris cloud spans about 15 light-years in this composite X-ray/optical image, while the bright source near ... Full Story

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