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News for Norther Colorado and the world

Thursday, December 18, 2014

Posts Tagged ‘Supernova Remnant’

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

Astronomy Picture of the Day

Astronomy Picture of the Day

Visit the NASA/JPL website to view more Astronomy Pictures of the Day Simeis 147: Supernova Remnant Credit & Copyright: Nobuhiko Miki Explanation: It's easy to get lost following the intricate filaments in this detailed mosaic image of faint supernova remnant Simeis 147. Also cataloged as Sh2-240 and seen towards the constellation Taurus, it covers nearly 3 degrees (6 full moons) on the sky. That corresponds to a width of 150 light-years at the stellar debris cloud's ... Full Story

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