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The Skeptics Guide #886 - Jul 2 2022

The Skeptics' Guide to the Universe

00:00

The Next Onion Layer

Our observable universe contains a wapping two trillion galaxies, according to new research. This means that our best instrumentation can directly detect only ten per cent of the galaxies in space. If many of them are like milky way will have up to a hundred small satellite galaxies each,. then perhaps the best estimate is not tru on but this estimate is at least maybe as many as six trillion and 20 trillion efin cosmos. That's just an amazing number. Even if it's just six trillion, woohoo! I can't wait to see what this number does in the future'

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