Orwell Astronomical Society (Ipswich)

Astronomical Things To Make At Home

On-line resources

• Planisphere
• Astrolabe
• Spectroscope
• Simple spectroscope
• Structure of the Sun
• Lunar globe
• Subaru Telescope
• Moving Copernican system & moving Ptolemaic system

Local copies of resources no longer available on-line

• Planisphere
• Orrery
• Spectroscope

Sky maps & guides

• Circumpolar stars
• Heavens-above.com
• Skymaps.com

Martin Richmond-Hardy

Original: emails 17, 24 February 2023
Updated: 26 March 2023