astronomy introduction
Maths and Astronomy Why Maths Comenius project
Distances in the Universe and Space Travel. Earth and Moon Diameters: D Earth = 12,700 km D Earth = 4 x D Moon Average distance from the Earth to the.
Lecture 2 The distance scale. Apparent magnitudes The magnitude system expresses fluxes in a given waveband X, on a relative, logarithmic scale: Note.
Galaxies Observing logs due April 27th!!. The Milky Way is a spiral galaxy. Most galaxies that we can see are spiral galaxies. Looking at other spiral.
Astronomy Jeopardy
PHY121 Summer Session I, 2006
Tour of the Universe!