| Topic | Activities |
| Introduction | Introduction to Clear Skies! | |
| Star Gazing | Star Patterns | Earth's Seasons |
| The Celestial Sphere | Night & Day | Tracking the Planets |
| The Wanderers | Solar System Orbits | The Universal Force of Gravity |
| Watching the Moon | Lunar Cycles | Time & Tide |
Modelling the Formation
of the Solar System | The Solar Nebula | Planetary Evolution |
| Home Planet the Earth | The Earth as a Model Planet | The Earth's Atmosphere & Magnetic Field |
| The Evolving Earth | Modelling the Earth's Evolution | |
| |
| The Sun | Source of Heat and Light | Ruler of the Solar System |
| Inside the Sun | Solar is Nuclear | Anatomy of the Sun |
| Vital Statistics of Stars | Distances in Astronomy | Magnitudes and Colours of Stars |
Colours and
Spectral Types | Learning about Stars from their Spectra | Spectral line strengths and Spectral types |
| Binary Stars | Comfort in Numbers | Double Vision and what it can do for you |
| Evolution of Stars | Gases and Dust | Starbirth |
Evolving on to the
Main Sequence | H-R Diagrams | Joining the Party |
Life on the Main
Sequence | Working for a Living | After the ZAMS |
The Search for Extra-
Terrestrial Intelligence | Is there anybody out there? | ET Phone Home! |
| |
The Milky Way:
General Structure | Observing the Milky Way | Large Scale Properties of the Milky Way |
The Milky Way:
Dynamics | Stellar Motions | Galactic Rotation |
The Milky Way:
Detailed Structure | Galactic Spiral Arms | The Galactic Centre |
The Milky Way:
Modelling Its Origin | How old is the Milky Way? | Galactic Archaeology |
Classifying Normal
Galaxies | The Taxonomy of Normal Galaxies | |
| |
