# Astronomy

An introductory astronomy course, organized from the sky and the Solar System outward to
stars, galaxies, and cosmology, with a curated set of reviews, articles, code, and tools
for each topic.

## Chapters

* **[Foundations](foundations.md)** — why astronomy matters, celestial navigation and
  timekeeping, the electromagnetic spectrum, and how light interacts with matter
* **[The Sun](sun.md)** — structure, composition, and variability
* **[Stars](stars.md)** — structure, spectral classification, formation, and evolution
* **[The Solar System](solar_system.md)** — in-situ missions, minor bodies, and Earth
  observation
* **[Planets](planets.md)** — interior and atmospheric structure, formation, and evolution
* **[Exoplanets](exoplanets.md)** — detection, statistics, surprising discoveries, and
  astrobiology
* **[Compact Objects & Transients](compact_objects.md)** — supernovae, black holes,
  neutron stars, white dwarfs, pulsars, magnetars, AGNs, GRBs, FRBs, and gravitational
  waves
* **[Galaxies](galaxies.md)** — the Milky Way, and galaxy structure, formation, and
  evolution
* **[Cosmology](cosmology.md)** — the shape, composition, and evolution of the universe
* **[Resources](resources.md)** — references, further readings, and tools

## References

* [Book: Astronomy by OpenStax](https://openstax.org/books/astronomy-2e/pages/1-introduction)
* [Lecture series: Jason Kendall's Intro to Astronomy course](https://www.youtube.com/playlist?list=PLyu4Fovbph6fl0UGSo3aLqHCmBIYkiqzq)