stars: individual: HD 80606

When an exoplanet transits across the face of its host star atoms and gases in its atmosphere absorb some of the starlight at specific wavelengths. These absorption wavelengths form a unique fingerprint, allowing researchers to identify the presence of Potassium.

Press Coverage Storm Worlds: Alien Wind on National Geographic Channel, May 2010. WUFT. September 30, 2009. WCJB TV-20 (ABC Affiliate). September 28, 2009. One Planet, Two Parents?: ScienceNow Daily News, October 6, 2009. A Small Observatory Helps with a Big Discovery: Astro Guyz Blog, October 2, 2009 Exoplanet Transits: Maxing Out Our Resources: Centauri Dreams, September 29, 2009. Tiny telescope, big observations: Gainesville Sun, September 28, 2009. Sea level stargazing: Astronomers make key sighting with Florida telescope: UF Press Release, September 28, 2009.