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This Is How Our Earliest Picture Of The Universe Shows Us Dark Matter

17 May 2018, 14:01 UTC
This Is How Our Earliest Picture Of The Universe Shows Us Dark Matter NASA

One of the greatest mysteries of modern science is the puzzle of dark matter. If you add up all the normal matter making up planets, stars, gas, plasma, black holes, galaxies, and the space between galaxies — all the matter in the known Universe — it isn’t enough to explain the gravity we see. It can’t explain individual galaxies, clusters of galaxies, colliding groups of galaxies, gravitational lensing, or the large-scale structure of the Universe. Something more must be out there, and it can’t be normal matter.

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