As Speck was in Missouri, which was part of totality for the 2017 solar eclipse, and spent 3 years promoting the celestial event across North America. Speck was described by PBS as the "scientist in the forefront of educating the public" about the solar eclipse, and was appointed co-chair of the National Total Solar Eclipse Task Force. She worked with the NASA Heliophysics Science Division to share information about the eclipse. Speck created a guide to watching the eclipse with Science Friday.