celectromagnetic spectrum

  1. Largest structure yet seen in the Universe

    BBC News - Planck telescope observes cosmic giants A supercluster of galaxies as it appears in Planck data (l) and in XMM data (r). Such structures contain hundreds of billions of suns The Planck space telescope has identified some of the largest structures ever seen in the Universe...
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    • astronomy astrophysical phenomena astrophysical study astrophysics celectromagnetic spectrum cmb cosmic microwave background cosmic structures dark matter esa galaxy clusters gravitational clusters inflation planck telescope space observations sunyaev-zel'dovich superclusters universe xmm-newton
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