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2022-05-04: Space DOES NOT Expand Everywhere
- 01:24: ... in the mutual gravity of their galaxies, galaxies whirl and collide in local groups and clusters. But if you expand your view to large enough scales, that ...
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2019-07-25: Deciphering The Vast Scale of the Universe
- 06:50: As we zoom out, now at several trillion times the speed of light, our local group of galaxies comes into view.
- 07:03: That’s the Virgo cluster – the nearest big city, of which our local group is an outlying suburb.
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2018-03-28: The Andromeda-Milky Way Collision
- 05:20: They also included the Triangulum, or Pinwheel Galaxy, the third-largest member of the Local Group.
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