How dark is the cosmos? Probe provides a far-out answer
We know that deep space is dark, but just how dark is it? Or, put another way, how bright is it? And how much of that brightness comes from galaxies? Astronomers have gotten a clearer answer to those questions, thanks to observations sent back from billions of miles away.

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https://cosmiclog.com/2024/08/28/how-dark-is-the-cosmos-probe-provides-a-far-out-answer/
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How dark is the cosmos? Probe provides a far-out answer

We know that deep space is dark, but just how dark is it? Or, put another way, how bright is it? And how much of that brightness comes from galaxies? Astronomers have gotten a clearer answer to tho…

Cosmic Log
New Horizons Measures the Background Light of the Universe

Think about background radiation and most people immediately think of the cosmic background radiation and stories of pigeon excrement during its discovery. That’s for another day though. Turns out that the universe has several background radiations, such as infrared and even gravitational wave backgrounds. NASA’s New Horizons is far enough out of the Solar System … Continue reading "New Horizons Measures the Background Light of the Universe"

Universe Today