the sun, close up, with tiny planet Mercury visible in front of it

The Department of Physics and Astronomy hosts free, open-to-the-public viewings of astronomical events such as the May 9, 2016, transit of Mercury. Here, Mercury is seen in silhouette as it transits the face of the sun. Photo credit: NASA/Bill Ingalls

a large, round, colorful machine
Physics & Astronomy Colloquium – Fall 2020 – Walker

September 23 @ 3:30 pm

Stephen Walker from UA Huntsville will present a talk on Galaxy Cluster Outskirts: Pushing Back the Final Frontier in Cluster Astrophysics.

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