Wisconsin tagged posts

MAS Monthly Meeting

Wisconsin’s Meteorites: Visitors from Space

MAS March 14th Monthly Meeting

Thousands of meteorites strike Earth’s surface each year, but most go unnoticed because they land in the ocean or in large, uninhabited areas of land. Wisconsin has only 15 known meteorite falls or finds, ranging from the Algoma meteorite recovered in 1887 to the witnessed fall of the Mifflin meteorite in 2010. Carrie will share the geological and historical stories behind some of these notable finds, as well as provide an update on the museum’s latest acquisition: the Vienna meteorite, Wisconsin’s 15th meteorite and Dane County’s first ever.

Carrie Eaton has been the Curator of the UW Geology Museum since 2009...

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MAS July Meeting

Remodeling the Milky Way

July 2024 MAS Monthly Meeting

Thanks to high precision stellar distances and velocities obtained with the European Space Agency mission Gaia, astronomers are doing all sorts of Milky Way investigations that I personally never imagined would be possible. From identifying the ingredients that first formed the Milky Way, to unscrambling the young clusters around the Sun back to their point(s) of origin 40 million years ago to building highly accurate three-dimensional maps of the interstellar medium, we are in a Golden Age for Galactic astronomers. I will share some of these advances, how they are unravelling our old picture of the Milky Way, and pointing the path to something better.

If you’re interested in some background before the talk, check out the recent article about Bob’s resear...

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