Our home galaxy must look rather like Andromeda, a neighboring spiral galaxy. |
http://www.ipac.caltech.edu/wire/beginners/index.html |
http://www.ipac.caltech.edu/wire/images/sp-andromeda.gif |
http://amazing-space.stsci.edu/hdf-top-level.html |
http://oposite.stsci.edu/pubinfo/SubjectT.html |