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Light Speed Expansion and Rotation of a Very Dark Machian Universe …
Theoretical cosmologists developing models of the universe have drawn upon a small number of reasonable assumptions in their work. These workings have led to models in which the metric expansion of space is a likely feature of the universe. Chief among the underlying principles that result in models including metric expansion as a feature are: • the Cosmological Principle that demands that the universe looks the same way in all directions (i… WebThe expansion of the universe cannot be said to have a speed (for example in km/sec): it’s has a rate, called the Hubble parameter. The value of this parameter is not known for certain, but the most precise measurements taken recently put it at 69.8 km/s/Mpc, although other reports put it as high as 74 km/s/Mpc. So what is a km/s/Mpc? red cross pullover
Space expansion in layman terms - Astronomy Stack Exchange
WebApr 9, 2024 · The cosmic distance ladder is also used to measure the expansion rate of the universe, known as the Hubble constant. This new recalibration of the Cepheid "rung" deepens a problem with the rate at ... WebMar 5, 2014 · First, the universe doesn’t expand at a particular speed, it expands at a speed per distance . Right now it’s about 70 kilometers per second per megaparsec . That means that galaxies that are about 1 megaparsec (1 parsec = 3 lightyears and change) away are presently getting farther away at the rate of 70 km every second, on average. WebThe expansion of the universe is driven by all the mass, radiation and energy contained within it. ... We can use the Hubble constant to make a first guess at the age of the universe simply using the equation: speed = distance divided by time. The Hubble constant tells us the speed of an object at any distance, and since the distance between ... knime date to string