New Cosmic Microwave Background Measurements Sharpen Puzzling "Hubble Tension"
The Cosmic Microwave Background ( CMB ) is the first light that was able to freely move across the Universe . Released around 400,000 yr after the Big Bang , it is a map that has been used by uranologist to understand the cosmos . To see it in full you have to go to space , measure it all across the sky , like the Planck artificial satellite . From different locations on Earth , you get portions of it , but you’re able to get more detail than from space – as new workplace has done ....