Allows searches from the sources involved in this ESA - NASA project by setting observation period, wavelength, coordinates, objects and instrument.
http://sohowww.nascom.nasa.gov/data/
A survey that maps one-quarter of the entire sky, determining the positions and absolute brightnesses of more than 100 million celestial objects.
http://www.sdss.org/
The official body that deals with astrometric observations, and orbits of minor planets, asteroids, and comets.
http://cfa-www.harvard.edu/cfa/ps/mpc.html
Provides details on all supernovae reported since 1885, as well as four earlier galactic supernovae.
http://cfa-www.harvard.edu/cfa/ps/lists/Supernovae.html
http://archive.ast.cam.ac.uk/hipp/hipparcos.html
| Space Environment Lab Solar Image Index |
Pictures at various wavelengths selectable by date or by region number.
http://sec.noaa.gov/solar_images/ImageIndex.cgi
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