Astronomy Site Map
All of the articles here on the Astronomy Site are organized into categories. Browse through these categories to find the content you're looking for.
Arts and Philosophy
Art, music, philosophy and society interact with astronomy.
Astrophysics and Cosmology
Astrophysics uses physics to study the universe and the objects in it such as stars, galaxies, black holes and nebulae. Cosmology is the study of the formation and evolution of the universe.
Books
Book reviews are listed according to subject, but they are also all gathered together here. Happy browsing.
Constellations and Asterisms
Articles about official constellations and also asterisms, star patterns that aren´t constellations. What they are and where are they? And read about ancient myths and legends telling their exciting s
Educators
Any of the material in the Astronomy site might be useful to you, but here there will be articles and links that are likely to be of particular interest to teachers, home educators and parents.
Exoplanets and Astrobiology
Studying the origins of life and looking for life in the universe is complex, involving biologists, chemists who study molecules in interstellar clouds and those who search for extrasolar planets.
Getting Started
Beginners´ guides to get you started observing and finding your way around the sky, as well as choosing equipment.
Kids Corner
Websites, activities and articles especially aimed at young people. Parents and teachers may be interested too, as well as anyone wanting a basic introduction to a subject.
Nebulae
Nebulae are vast clouds of gas and dust between the stars. Some are stellar nurseries, others are remnants of dead stars.
People
Astronomy doesn´t just happen. People do it. And sometimes rather than use robot probes, people also explore space. Here the stories of some of those people, both past and present.
Places
Places related to astronomy, including historical sites, planetariums and museums.
Potpourri
A collection of articles with an astronomical theme that don´t fit in another category.
Quizzes
Test and increase your knowledge by trying the questions. Answers and explanations follow.
Resources
Astronomy and space books, movies and websites that are useful and enjoyable for people with different levels of expertise. There are also some gift ideas.
Seasonal Stories
These articles contain a wide selection of astronomical information, but each is based around a seasonal or topical theme.
Solar System
This is where we live and where our nearest neighbors are. Here is a tour of the planets and their moons, asteroids and comets, and far out to Pluto and Charon, the Kuiper Belt and the Oort Cloud.
Space
The people who go into space and what space means to people on Earth.
Stars, Galaxies and Clusters
How are stars are born in nebulae and how do they end their lives? What do we see in the sky? Galaxies are made up of vast numbers of the stars, but what are they like and how do they evolve?
Tools of Astronomy
The tools of astronomy include more than telescopes. There are also probes, landers, spectroscopes, satellites, computers, members of the public, star charts, planetarium programs and many others.
Websites
A preview for you of websites of astronomical interest - some background, the main features, good and bad points.
Be sure to visit the Astronomy Archives for all the articles!
Editor's Picks Articles
Top Ten Articles
Previous Features
Site Map
Arts and Philosophy
Art, music, philosophy and society interact with astronomy.
Astrophysics and Cosmology
Astrophysics uses physics to study the universe and the objects in it such as stars, galaxies, black holes and nebulae. Cosmology is the study of the formation and evolution of the universe.
Books
Book reviews are listed according to subject, but they are also all gathered together here. Happy browsing.
Constellations and Asterisms
Articles about official constellations and also asterisms, star patterns that aren´t constellations. What they are and where are they? And read about ancient myths and legends telling their exciting s
Educators
Any of the material in the Astronomy site might be useful to you, but here there will be articles and links that are likely to be of particular interest to teachers, home educators and parents.
Exoplanets and Astrobiology
Studying the origins of life and looking for life in the universe is complex, involving biologists, chemists who study molecules in interstellar clouds and those who search for extrasolar planets.
Getting Started
Beginners´ guides to get you started observing and finding your way around the sky, as well as choosing equipment.
Kids Corner
Websites, activities and articles especially aimed at young people. Parents and teachers may be interested too, as well as anyone wanting a basic introduction to a subject.
Nebulae
Nebulae are vast clouds of gas and dust between the stars. Some are stellar nurseries, others are remnants of dead stars.
People
Astronomy doesn´t just happen. People do it. And sometimes rather than use robot probes, people also explore space. Here the stories of some of those people, both past and present.
Places
Places related to astronomy, including historical sites, planetariums and museums.
Potpourri
A collection of articles with an astronomical theme that don´t fit in another category.
Quizzes
Test and increase your knowledge by trying the questions. Answers and explanations follow.
Resources
Astronomy and space books, movies and websites that are useful and enjoyable for people with different levels of expertise. There are also some gift ideas.
Seasonal Stories
These articles contain a wide selection of astronomical information, but each is based around a seasonal or topical theme.
Solar System
This is where we live and where our nearest neighbors are. Here is a tour of the planets and their moons, asteroids and comets, and far out to Pluto and Charon, the Kuiper Belt and the Oort Cloud.
Space
The people who go into space and what space means to people on Earth.
Stars, Galaxies and Clusters
How are stars are born in nebulae and how do they end their lives? What do we see in the sky? Galaxies are made up of vast numbers of the stars, but what are they like and how do they evolve?
Tools of Astronomy
The tools of astronomy include more than telescopes. There are also probes, landers, spectroscopes, satellites, computers, members of the public, star charts, planetarium programs and many others.
Websites
A preview for you of websites of astronomical interest - some background, the main features, good and bad points.
Be sure to visit the Astronomy Archives for all the articles!
Editor's Picks Articles
Top Ten Articles
Previous Features
Site Map
