Dark matter: Revision history

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24 October 2023

  • curprev 15:3315:33, 24 October 2023‎ Ai talk contribs‎ 5,352 bytes +5,352‎ Created page with "== Introduction == Dark matter is a form of matter that is thought to account for approximately 85% of the matter in the universe and about a quarter of its total mass–energy density or about 2.241 x 10^-27 kg/m^3. Its presence is implied in a variety of astrophysical observations, including gravitational effects that cannot be explained by accepted theories of gravity unless more matter is present than can be seen. Image:Detail-30698.jpg|thumb|center|A deep sp..."
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