And Now To the Telescope!

Now you know how the Doppler effect causes redshift. But to really make this concept yours, you need more hands-on experience. Have your ever wanted to be at the controls of a giant research telescope? Well, through the magic of the World Wide Web, and thanks to Gettysburg College and the National Science Foundation, you can do just that! In this next lab, you will be operating a virtual telescope to measure the redshift of distant galaxies. If you teacher has downloaded the program and manual, you should take the next few minutes to read about the task ahead. If you are working on your own, you will nee to download the program and manual.

If you are using a Macintosh, download the following;

Press here for students' manual.

Press here for technical users' manual.

Press here for the program. You will need to use Stuffit to unstuff this compressed file. The technical users' manual will help you install the software.

If you are using a Windows PC, download the following;

Press here for students' manual.

Press here for technical users' manual

Press here for the program. You will need to unzip this compressed file.The technical users' manual will help you install the software.

You will need an Adobe Acrobat reader to read and print the Window manuals.

You can get one here.

Have fun, but don't forget to come back!