Most Active Stories
- Sarah Vowell Riffs On Satchmo, 'The Incredibles' And Andrew Jackson
- Le Show For April 13, 2014
- Barataria Bay, 4 Years After The Deepwater Horizon Disaster
- The Listening Post Asks: Should Sex Education Be Required In Louisiana Public Schools?
- For The First Time In 70 Years, Wild Whooping Cranes Have Laid Eggs In Louisiana
Fri January 4, 2013
A Journey To The Oort Cloud, Where Comets Are Born
Originally published on Fri January 4, 2013 12:33 pm
The comet ISON, discovered by two amateur astronomers last year, will zoom past the Earth next fall. But where did it come from? Astronomer Andrew Fraknoi says a passing star could have flung the comet our way from the Oort Cloud, a distant realm of ice chunks at the outer limits of the solar system.