'Irregular clusters' presentation slideshows

Gene Expression and Control

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Galaxies

Galaxies . Chapter Twenty-Six. Guiding Questions. How did astronomers first discover other galaxies? How did astronomers first determine the distances to galaxies? Do all galaxies have spiral arms, like the Milky Way? How do modern astronomers tell how far away galaxies are?

1.17k views • 44 slides

Part 5: The Galaxy and the Universe

Part 5: The Galaxy and the Universe. In this final part of the course, we will: 1. Look at the big spatial picture : Are there organizations of stars? What is the size of the universe? If it is finite, is there an edge? 2. Look at the big temporal picture :

430 views • 26 slides