
Beyond the Cosmos
As I am sure you know, we in St Louis will enjoy the rare experience of a total eclipse of the sun on Monday, August 21. A total solar eclipse occurs when the moon's apparent diameter is larger than the sun's, blocking all direct sunlight, turning day into darkness. The last total solar eclipse in St Louis occurred in 1442! The longest duration of totality will be 2 minutes 41.6 seconds, just south of us in Carbondale, Illinois. Most of us have learned its scientific explan