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CHEMIX School
by Arne Standnes
CHEMIX School is an educational tool for learning chemistry. It is geared toward college-level chemistry, but is also appropriate for high-school students, chemists, and teachers. It is equipped with a periodic table, molecular 3-D viewer, curve fit, conversion table, dictionary, and advanced calculators for molecules, thermochemistry, electrochemistry, weak acid/base/buffers, solubility (Ksp), gas equations, spectroscopy, stoichiometry and more.
weak conversion function plotter pkb spectroscopy
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Stars and Galaxies in 3D
by Jeff Rogers Software
Real stars and galaxies in 3D and full color. Move and look in any direction. Easy to use with keyboard shortcuts and presets. 9,000 stars (all visible stars, plus lots of nearby dim stars) and 2,400 galaxies. Displays known planetary star systems. Find stars and galaxies by name and fly to them with a keypress. Select stars by magnitude, distance, or spectral type. Select galaxies by distance or group. Has an outline of our galaxy.
3d astronomy galaxies real known stars
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