Phy.org logo

Top: Science: Astronomy (3386)

DescriptionAstronomy is the study of the physical and chemical properties of the stars, planets, galaxies and the universe, as we know it, today and in the past.
Sites about astrology or horoscopes should be submitted to Astrology.


See also:


Last update: Jun 6, 2014 06:51:18. Phy.org is a private web site, powered by the Open Directory Project.