Sentences with phrase «planetary scientist david»
«There's no other reasonable candidate,» said Caltech planetary scientist David Stevenson, a coauthor of the study.
http://www.latimes.com/
Planetary scientist David Stevenson has spent three decades studying the gigantic collisions and geologic cataclysms that created the planet we call home.
Planetary scientist David Kring, a senior staff scientist at the Lunar and Planetary Institute in Houston, sounds a similar tone, noting that the orbiter «will be exploring regions of the moon that have been fuzzy or completely invisible to us in the past.»
Planetary scientist David Catling of the University of Washington in Seattle says that the Spirit data, in concert with other detections, such as that from the Mars Reconnaissance Orbiter observed in the Nili Fossae region of Mars, present a strong case for carbonates on Mars.
Planetary scientist David Catling and his colleagues at the NASA Ames Research Center in Mountain View, California, propose that the methane rose to the upper atmosphere, where sunlight broke it down into carbon and hydrogen.
«Because we don't have direct access to the core, we have an imperfect ability to model what's happening there,» says planetary scientist David Stevenson of Caltech.
The paper «makes a good case,» says planetary scientist David Stevenson of the California Institute of Technology in Pasadena.
However, planetary scientist David Crawford of Sandia National Laboratories in Albuquerque, New Mexico, cautions that his own supercomputer calculations of ocean impacts produce tsunamis up to 10 times smaller than those in Ward and Asphaug's analysis.
«This discovery will make us look very hard at exoplanet formation scenarios,» says planetary scientist David Trilling of the University of Arizona.
That's not the case with the new cluster, reported in the 13 June issue of Nature by planetary scientist David Nesvorný of the Southwest Research Institute in Boulder, Colorado, and his colleagues.
Life could have started and thrived under those conditions, says planetary scientist David Grinspoon of the Denver Museum of Nature & Science.
Not exact matches
David Stevenson, a planetary scientist at the California Institute of Technology in Pasadena and one of the theorists who originally proposed the mechanism of helium rain, said in an email that it's always good to get experimental confirmation of a theory.
When at sea, we were treated to some 25 sessions with a diverse faculty, including Larry Cahill, neurobiologist at the University of California, Irvine; Robert Fovell, atmospheric and oceanic scientist at U.C.L.A.; James Gillies, head of communications at CERN; Peter Smith, professor emeritus of planetary sciences at the University of Arizona; and David Stevenson, planetary scientist at the California Institute of Technology.
«The answer is neither,» says David Stevenson, a planetary scientist at the California Institute of Technology who leads the Juno team studying the planet's interior.
«Planetary science will completely change once we get crew beyond low Earth orbit,» says David Kring, a senior staff scientist at the Lunar and Planetary Institute.
The sense of relief was shared by David Kring, a planetary scientist at the University of Arizona, Tucson.
«Moon rocks are absolutely unique,» says Dr. David McKay, Chief Scientist for Planetary Science and Exploration at NASA's Johnson Space Center (JSC).