http://www.rssboard.org/rss-specification 720 http://ecuip-xtf.lib.uchicago.edu/xtf/search?expand%3Dspectral-Type;f1-spectral-Type%3DOptical;f2-instrument%3DWide%20Field%20and%20Planetary%20Camera%201 Results for your query: expand=spectral-Type;f1-spectral-Type=Optical;f2-instrument=Wide Field and Planetary Camera 1 Thu, 01 Jan 1970 12:00:00 GMT http://ecuip-xtf.lib.uchicago.edu/xtf/view?docId=grxr/m100before/m100before.dc.xml This image was taken before the optics was fixed and demonstrates that the optical error generates images that are not much better than images taken with ground-based telescopes and were much less clear than expected. The picture is from the Wide Field and Planetary Camera 1. http://ecuip-xtf.lib.uchicago.edu/xtf/view?docId=grxr/m100before/m100before.dc.xml Thu, 01 Jan 1970 12:00:00 GMT