The librarian who became Palomar's first female telescope operator, and who discovered her own comets

From 1985 to 2014, Jean Mueller supported astronomers from around the world who came to Palomar to use its iconic instruments. At the same time, she learned how to operate all three of its major ...
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NASA’s Webb telescope gets a never-before-seen look at how moons form on exoplanets

The James Webb Space Telescope launched on Christmas Day 2021 aboard an Ariane 5 rocket from the European Space Agency's Ariane Space Spaceport in French Guiana. Webb, which then began its cosmic ...