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It calculate a calibration for a MALDI TOF (and possibly other) mass spectrometers using any kind of (semi-)repetitive peptide as the calibrant.

Astronomical Imaging with a web cam in the backyard

Astronomy, astrophotography, CCDs, telescopes, observatory, digital astroimages, photographing space, amateur astronomy, amateur astrophotography.

Astrophotographs.com is an e-commerce web site of astrophotography, astrophotographs of solar and lunar eclipses, comets Hale-Bopp, Hyakutake and Halley's, northern ...

This is a web site of astronomy, astronomical photography, articles about astronomy and astrophotography and useful tips and tricks.

Image galleries and equipment.

Astronomical photography with film, digital, and web cameras

Darknight astrophotography nightscape photographs of earth and beyond. Aurora borealis northern lights landscapes astrophotography and astronomy in the highlands of ...