The search for life in the universe is a complex field involving not only biologists, but scientists of many disciplines, such as those who search for extrasolar planets. What are they doing?

How did the universe begin and how will it end? Cosmology explores the structure and evolution of our universe, galaxy formation and black holes, anti-matter and the expansion of space.

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.

Beginners´ guides to get you started observing and finding your way around the sky, as well as choosing equipment.

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.

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 related to astronomy, including historical sites, planetariums and museums.

A collection of articles with an astronomical theme that don´t fit in another category.

Astronomy books, magazines and websites that are useful and enjoyable for people with different levels of expertise. There are also gift ideas.

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.

Stars are born, we see their light in the sky, and they die. Find out about stellar evolution, including the nebulae where stars form and the remnants they leave when they die, such as white dwarfs,

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.