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🧬 GCSE Astronomy

Pearson Edexcel

Complete revision notes for GCSE Astronomy covering all topics across Edexcel specifications.

Astronomy — Pearson Edexcel (26 Topics)

as10 Planetary Motion Gravity as11 Star Properties Classification as12 Stellar Lifecycle as13 Hertzsprung Russell Diagram as14 Stellar Evolution Nucleosynthesis as15 The Milky Way as16 Galaxies Galaxy Types as17 The Big Bang Expansion as18 Dark Matter Dark Energy as19 Exoplanets Astrobiology as20 Telescopes Instruments as21 Observing Techniques as22 Astrophotography as23 Practical Observing Skills as24 Space Exploration Missions as25 Satellites Space Probes as26 Astronomy Exam Technique as6 Solar System Overview as7 Planets And Properties as8 Asteroids Comets Meteoroids as9 The Sun Earth Earth Rotation Day Night Earth Earth Shape Structure Lunar Lunar Phases Eclipses Seasons Seasons Orbital Mechanics Time Time Zones Coordinates

🧭 Exam Board & Specification

Edexcel GCSE Astronomy (1AS0). Assessment: two written papers — Paper 1 Naked-eye Astronomy and Paper 2 Telescopic Astronomy (each around 1h45), plus a requirement to complete observational tasks (unaided and aided) during the course — check the current specification for how observations are evidenced. These pages follow the 1AS0 topic split: Earth, Moon and Sun phenomena under naked-eye; instruments, stars, galaxies and cosmology under telescopic.