Astronomy Without a Telescope
- Renton Formation (Wikipedia)
The Renton Formation is a geologic formation in Washington (state) within the Puget Group. It preserves fossils dating back to the Paleogene period.
- Shedar (stars.astro.illinois.edu)
SHEDAR (Alpha Cassiopiae). The southernmost star of Cassiopeia’s famed Chair, Shedar is also the brightest, though not by much and not all of the time.