

The Search for Exoplanets: What Astronomers Know
The Transits of Exoplanets
TV-G
S1 • E7 Sep 23, 2015 30mA tiny percentage of exoplanets can be detected transiting - or passing in front of - their host stars. Combined with Doppler shifts, transits provide information about a planet's size, mass, density, and likely composition. Learn how ambitious amateur astronomers can use this detection technique in their own backyards.