Research

Planetary Systems

Atmospheres & Life

Comets & Asteroids

Extrasolar Planetary Systems

Kepler Team

McDonald Laser Ranging Station

Planetary Systems : Extrasolar Planetary Systems

G. Fritz Benedict, Erik Brugamyer, William Cochran, Michael Endl, Marshall Johnson, Barbara McArthur


ADS | astro-ph

G. Fritz Benedict  

Senior Research Scientist

website

Research Interests

Space astrometry; search for extrasolar planetary systems; surface photometry of galaxies; barred galaxies.

Group Areas

Planetary Systems, Extrasolar Planetary Systems, Stars, Cool Stars, Galactic Structure, Space Astrometry


ADS | astro-ph

William Cochran  

Research Professor

website

Research Interests

Searches for extrasolar planetary systems; high-precision measurements of stellar radial velocity variations; variable stars; planetary atmospheres; comets; asteroids.

Group Areas

Planetary Systems, Atmospheres & Life, Extrasolar Planetary Systems, Kepler Team


ADS | astro-ph

Michael Endl  

Research Scientist

website

Research Interests

Detection of extrasolar planets and brown dwarf companions. Search for extremely low-mass planets around M dwarf stars. High precision stellar radial velocity measurements. Astrobiology.

Group Areas

Planetary Systems, Atmospheres & Life, Extrasolar Planetary Systems, Kepler Team


ADS | astro-ph

Barbara McArthur  

Research Scientist

Research Interests

HST Astrometry; search for extrasolar planets.

Group Areas

Planetary Systems, Extrasolar Planetary Systems, Stars, Cool Stars, Galactic Structure, Space Astrometry


ADS | astro-ph

Erik Brugamyer  

Graduate Student

Group Areas

Planetary Systems, Extrasolar Planetary Systems, Planet Formation


ADS | astro-ph

Marshall Johnson  

Graduate Student

website

Group Areas

Planetary Systems, Extrasolar Planetary Systems



Periodogram of the velocity residuals from the two planet Robust model. The spike around 349 days indicates a remaining periodic signal that is not accounted for by the previously known planets. The false alarm probability of the peak is 0.0014%.

from

Detection of a Third Planet in the HD 74156 System Using the Hobby-Eberly Telescope astro-ph