From the boundless abyss of galactic expanse, celestial bodies wander, their paths entwined in a cosmic ballet. Gravity, the unseen architect, molds these wanderers into clusters, galaxies spiraling inward the vast https://www.youtube.com/watch?v=VwvBcL_4X1Q&list=PLZyUCudMkqcM4mk4_dH3OwD3Vix21ySC0&index=18&pp=iAQB