We have analyzed spectroscopic earthshine data to determine Earth's nightly spectral albedos covering the visible, near and middle infrared spectral ranges...
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PublicationEarth's spectral albedo from 0.5 to 4.4 um
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PublicationEstimation of the XUV radiation onto close planets and their evaporation
Context. The current distribution of planet mass vs. incident stellar X-ray flux supports the idea that photoevaporation of the atmosphere may take place in...
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PublicationExtrasolar Planets: XVI Canary Islands Winter School of Astrophysics
This volume presents the lectures from the sixteenth Winter School of the Instituto de Astrofisica de Canarias, which was dedicated to extrasolar planets...
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PublicationGlobally Integrated Measurements of the Earth's Visible Spectral Albedo
We report spectroscopic observations of the earthshine reflected from the Moon. By applying our well-developed photometry methodology to spectroscopy, we are...
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PublicationHabitable Planets Eclipsing Brown Dwarfs: Strategies for Detection and Characterization
Given the very close proximity of their habitable zones, brown dwarfs (BDs) represent high-value targets in the search for nearby transiting habitable planets...
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TalkIce and organics
In this talk we present spectroscopy of asteroids 24 Themis and 65 Cybele in the 2-4 μ region obtained with the NASA 3.5m IRTF telescope. Their spectra are very...
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PublicationIdentifying the Rotation Rate and the Presence of Dynamic Weather on Extrasolar Earth-like Planets from Photometric Observations
With the recent discoveries of hundreds of extrasolar planets, the search for planets like Earth and life in the universe is quickly gaining momentum. In the...
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PublicationKepler observations of very low-mass stars
Observations of very low-mass stars with Kepler represent an excellent opportunity to search for planetary transits and to characterize optical photometric...
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PublicationLimits on the orbits and masses of moons around currently-known transiting exoplanets
Aims: Current and upcoming space missions may be able to detect moons of transiting extra-solar planets. In this context it is important to understand if...