12. Gravity

From the course by Аризонский университет
Astronomy: Exploring Time and Space
848 ratings
Аризонский университет
848 ratings
From the lesson
Matter and Radiation
Astronomers harvest information across the electromagnetic spectrum, using spectra to measure the composition of distant objects and diagnose extreme physical conditions.

Meet the Instructors

  • Chris Impey
    Chris Impey
    Distinguished Professor