is 1.44 MB, has a resolution of 2048x1024 pixels and was uploaded on December 31, 2018 @ 1:06 pm by user: alexich. It is filed under the tags: healpix, sphere, universe, radiation, polarized light. Click the blue button at the top to freely download: Nasa Cosmic Microwave Background Wilkinson Anisotropy Probe Planck Universe Sky png.