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Documents Σπειροειδείς γαλαξίες. Spiral Galaxies Compared to ellipticals, the spirals...

Σπειροειδείς γαλαξίες Spiral Galaxies Compared to ellipticals, the spirals cover a distinctly smaller range in absolute magnitude (and mass). They are…

Documents Dark matter and dark energy The dark side of the universe Anne Ealet.

Dark matter and dark energy The dark side of the universe Anne Ealet Lectures Lecture I Basis of cosmology An overview: the density budget and the concordance model Lecture…