

The Search for Exoplanets: What Astronomers Know
How to Find an Exoplanet
TV-G
S1 • E2 Sep 23, 2015 30mGiven the extreme faintness of a planet relative to the star it orbits, how can astronomers possibly find it? Learn about direct and indirect methods of detection. As an example of the indirect method, discover why a planet causes a star's position to change, providing a strategy for locating exoplanets without seeing them.