What to See & WhenHere you can find information on;
- Today's weather forecast for Guernsey
- Monthly highlights with Sky Charts to help you visualise what celestial bodies are visible
- Yearly information on the sun, moon, planets and meteors
- A glossary of astronomical terms used in the various pages
20 Year Charts
inthesky.org and the DE430 planetary ephemeris computed by the Jet Propulsion Laboratory (JPL). The positions of asteroids are calculated from orbital elements published by Ted Bowell of the Lowell Observatory. Comet positions are computed from orbital elements published by the Minor Planet Center (MPC).