Contents:
Primer Home
Overview
The Expanding Universe
The Evolving Universe
The Luminous Universe
The Dark Universe
The Early Universe
The Really Early Universe
The Measured Universe
FAQ
Additional Resources
Glossary
Galaxies in the Deep Field image obtained by the Hubble Space Telescope. The HST pointed continuously at the same small region of sky for ten consecutive days, obtaining this image of very distant galaxies.
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