Dr. JJ Hermes – Real-Life Death Stars: Measuring the Composition of Rocks on Alien Planets by Tearing Them Apart
Zoom Nantucket,White dwarf stars are the endpoints of all low-mass stars, including our Sun, and their high density means that all heavy elements rapidly settle out of their atmospheres. However, a large fraction of white dwarfs show heavy metals like calcium, oxygen, magnesium, and iron in their atmospheres. Dr. Hermes will discuss observations of the, Read More