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sciences astronomy

GeoDirectory

Speed of light

Speed of light

From general relativity we know that only in local inertial frames does the measured speed of light equals the nominal speed of light (299792.458km/sec).

Tatasurya

Tatasurya

Planets, science, refrencess

Wcs - the home of webcamscheinern

Wcs - the home of webcamscheinern

Wcs is a software for fast polaralignment of astronomical mounts. you nail your alignment within 20 minutes!

Science-and-technology

Arabic occult magic

Arabic magic spell casting service for love spells, white magic, return lovers, money & business spells, healing spells.i, spell caster a. almarjani delivers powerful, fast and permanent ...