There will be an in-person viewing of the online seminar held in the CRA Visualization Lab (Boggs 1-44). Title: Astrometric Methods for Star-Based Navigation Abstract: Humans have used stars for navigation since antiquity. It should come as no surprise, therefore, that star sightings were amongst the first observables used to navigate exploration spacecraft (both crewed … Continue reading "CRA Seminar: Dr. John Christian"