Università Roma Tre

Arguments

• Coordinates and Telescopes
• Elements of Spectroscopy
• Stars and Stellar Evolution • Galaxies
• Active Galactic Nuclei


Program A

• Overview

• Celestial coordinates (1.3)

• Telescopes and resolving power (6.1)

• Parallax distance (3.1)

• Flux, brightness, apparent and absolute magnitudes, colors (3.2, 3.3, 3.6)

• The black body (3.4, 3.5)

• Hertzsprung-Russel diagram (8.2)

• Open and globular clusters: position, stellar populations and HR diagram (13.3)

• The rotation curve of galaxies and dark matter (24.3)

• The center of the Galaxy and its Black Hole (24.4)

• The classification of galaxies (25.1)

• Hubble's law and expansion of the Universe (27.2)

• Probability of collision between stars and galaxies (handouts)

• Black Holes: outline of General Relativity (outline 17)

• Active Galactic Nuclei (28.1, 28.2, 28.3)

• White dwarfs, Novae and SuperNovae (notes 15, 16)

A copy of the lecture notes can be downloaded from the course website.

In brackets, the paragraphs from “An Introduction to Modern Astrophysics, II ed. - B.W. Carrol, D.A. Ostlie - Ed. Pearson, Addison Wesley ”(copies available in the library). The discussion in the course is
has been simplified compared to what is reported in the text. Alternative text in Italian: Attilio Ferrari, Stars, Galaxies, Universe - Fundamentals of Astrophysics - Ed. Springer