Rotation curves of galaxies. Hot gas in clusters of Galaxies. Dark matter in the early Universe. Timing the local group. Week 9 Galaxy formation.
Galaxy counts with magnitude and colour.
Faint blue galaxies. Space Telescope unveils the medium redshift galactic Universe. Ask me for a copy of the articles if you missed them in class. We look at the goings on at the Galactic center, and take a peek at the evidence that there is a central black hole there. The Galactic center There are lots of links to follow at the end of the lecture notes.