Where Do Galaxies Come From? | Science For Sleep скачать в хорошем качестве

Where Do Galaxies Come From? | Science For Sleep

Unlock the secrets behind galaxy formation: from the first stars to massive spirals, discover how our universe built itself — and what that means for the night sky you see tonight. Dive into an extraordinary journey through cosmic history — in this video, we explore how galaxies are born, evolve, and shape the universe we inhabit. From the “cosmic dark ages” when the universe was a silent expanse of hydrogen gas, to the explosive birth of the very first stars and the assembly of giant spiral and elliptical galaxies, we trace the process of galaxy formation and evolution step by step. This is not just a story of stars — it’s a story of cosmic structure, dark matter scaffolding, supermassive black holes, starburst events, and the interconnected dance of gravity and light. Astronomy enthusiasts and curious stargazers alike will learn about key terms like early universe, star formation, galactic collision, supernova feedback, reionization epoch, spiral arms, galactic merger, dark matter halo, and Milky Way evolution. Packed with high-quality visuals and immersive narration, this video brings to life the science of how spiral galaxies, irregular galaxies, and massive ellipticals emerged from primordial gas clouds. We also examine how the largest structures in the universe — the cosmic web of filaments and voids — guide galaxy growth, and how supermassive black holes at the hearts of galaxies influence star formation and galaxy shapes. You’ll leave with a greater appreciation of the night sky, especially when you gaze at our home galaxy, the Milky Way. We discuss how our Sun sits in one of its spiral arms, how the Milky Way is still evolving, and how distant galaxies captured by the James Webb Space Telescope and Hubble Space Telescope reveal clues about the first building blocks of the cosmos. Whether you’re interested in astrophysics, cosmology, or just love looking up at the stars, this video will deepen your sense of connection to the universe. Don’t forget to like, subscribe, and join the journey through time and space. ▶️What Really Happens When You Fall Asleep?    • What Really Happens When You Fall Asleep? ...   #astronomy #sciencefacts #space #scienceforsleep #cosmos #spacefacts