Astrophysics primer

Academic year 2025/2026
Lecturer Evangelia Ntormousi

Examination procedure

<p>Oral exam/Seminar</p>

Examination procedure notes

<p>Choice between oral exam and seminar</p>

Prerequisites

Open to all, recommended for third and fourth year students. No prerequisites.

Syllabus

This course provides a comprehensive introduction to the fundamental concepts and methodologies in astrophysics.


Course Content


Astrophysical Units and Magnitude Scale

  • Introduction to standard units of measurement in astrophysics.
  • Detailed study of the magnitude scale and its applications.

Stellar Structure and Evolution

  • Introduction to the Hertzsprung–Russell (HR) diagram and its importance in stellar classification.
  • In-depth analysis of the equations governing stellar structure.
  • Evolutionary paths of stars, including stages on and beyond the main sequence.
  • Introduction to compact objects such as white dwarfs, neutron stars, and black holes.
  • Binary systems: observational properties, types (visual, spectroscopic, eclipsing), and their role in astrophysical measurements.

Exoplanets

  • Exoplanets: properties and detection techniques (transits, radial velocity, direct imaging, microlensing).
  • Overview of planetary system architectures and habitability criteria.

Properties of the Interstellar Medium (ISM)

  • Processes involved in star formation.
  • Characteristics and dynamics of H II regions.
  • Mechanisms and implications of supernova explosions.

Dynamics of Stellar Systems

  • Study of the formation, structure, and evolution of star clusters.
  • Dynamics and morphology of galaxies.



Bibliographical references

"An Introduction to Modern Astrophysics" by Caroll & Ostlie

"Galactic Dynamics" by Binney & Tremaine