Lessons from galactic geezers (l-r: Kepler, Galileo, Brahe, copernicus, Newton

1. Message from ancient universe

2. Old photos of young galaxies

3. Hark! Dark energy!

Related Why Files
Hubble shines

Scoping out the new scopes

X-ray vision

Listening to neutrinos

Radio telescopes

Einstein: still right about the universe?

The Extravagant Universe, Exploding Stars, Dark Energy, and the Accelerating Cosmos, Robert Kirshner, Princeton University Press, 2002.

NASA goes beyond Einstein.

The Sloan Digital Sky Survey.

Feed your eyes with Hubble's greatest hits.

Hubble news

The Hubble Heritage Project.

NOVA tackles the Runaway Universe. Includes a teacher's guide.

How telescopes work.

Big bang science from the UK Particle Physics and Astronomy Research Council.

Astronomy's hall of fame.

Astronomy for kids.

The European Southern Observatory

The W.M. Keck Observatory.

The Subaru telescope.

Credits page.

The Why Files (home)

There are 1 2 3 pages in this feature.
Bibliography | Credits | Feedback | Search

©2004, University of Wisconsin, Board of Regents.