#Universe #MysteryOfTheUniverse #TruthOfTheUniverse Good evening, Yumemizu! ⭐???? Tonight, I will talk about the surprising mystery hidden in the rotation of our galaxy, the Milky Way Galaxy. Did you know that the galaxy rotates? In fact, there is a mystery about its rotation that has not been solved for many years. This time, we will approach the great mysteries of the universe, from the structure of the galaxy to the mystery of its rotation and its relationship with dark matter. The "galactic rotation curve problem" in which the rotation speed of the galaxy does not match the theory. What is dark matter proposed to solve this problem? And what is the surprising fact revealed by the latest research? We will introduce the shocking discovery that our galaxy may be much lighter than previously thought. If you listen to tonight's story, you will surely look at the stars in the night sky in a different way. We will deliver the amazing story of the magnificent mystery of the universe. ???? ???? Since I am not an expert, there may be errors in the content! If you find any errors, I would be very happy if you could kindly let me know in the comments! ????If you like this video, I would be very grateful if you could give it a thumbs up and subscribe to my channel. I would be happy if you could leave a comment about what you thought of this video or what kind of story you would like to hear???? Subscribe here♪ https://youtube.com/@user-ux7dh3ri5v?... ????Yumemis are friends who get excited about the mysteries of the universe through the "Yume Channel"✨ ????Recommended videos • Experience the trajectory of the twins "Voyager" who have been traveling through space for over 45 years • [Astonishing] Let's talk together about the true nature of the farthest reaches of the universe • [Why is the universe dark? ] The shocking truth revealed by Olbers' paradox! • [Astonishing] Would you like to go see the largest mountain in the solar system together? • [Shocking] Let's talk together about the 3 beings that surpass light + 1! ????Sources of images etc. Sagittarius A* https://ja.wikipedia.org/wiki/%E3%81%... Credit:EHT Collaboration CC BY 4.0 Jan Oort https://ja.wikipedia.org/wiki/%E3%83%... Credit:Joop van Bilsen CC0 1.0 Kepler's laws https://ja.wikipedia.org/wiki/%E3%82%... Credit:Дейка2 CC BY-SA 3.0 Gaia satellite https://ja.wikipedia.org/wiki/%E3%82%... Credit:Pline CC BY-SA 3.0 Left: A video where the center of the circle is fast and the outside is slow. Right: Movement assuming the same speed https://ja.wikipedia.org/wiki/%E9%8A%... Credit:Jacopo Bertolotti CC0 1.0 Dark matter https://ja.wikipedia.org/wiki/%E3%83%... Credit:Canada-France-Hawaii Telescope Lensing Survey CC BY-SA 4.0 ????For images, audio and video other than those linked above, we use public domain, free materials, or materials with paid usage rights.