Understand how to differentiate between the observable universe and the entire universe. Learn the observable universe size, radius, and light...
Observable universe, the region of space that humans can actually or theoretically observe with the aid of technology. The observable universe, which can be thought of as a bubble with Earth at its centre, is differentiated from the entirety of the unive
Scientists believe we've only discovered about 5% of the universe. Here's a map of what we've found so far, visualized using a log scale.
Our aim is specifically to use the CMB as a backlight -- and survey the gas, total mass, and stellar content of the entire observable Universe by means of analyzing the spatial and spectral distortions imprinted on it. These distortions result from two major processes that impact on CMB ...