Sentences with phrase «jpl planetary geologist»

Some researchers have proposed that these lava floods caused global extinctions on Earth and that they affect climate change, says planetary geologist Alfred McEwen of the University of Arizona, head of the Io observation team.

«It has really helped to bridge the gap in our understanding of the Moon's past and deep structure,» says study leader Xiao Long, a planetary geologist at the China University of Geosciences in Wuhan.

Peter Thomas, a planetary geologist at Cornell, got a good look at Vesta when it came within 110 million miles of Earth last May.

Unlike natural bridges on Earth, which form largely by erosion from wind and water, these lunar bridges probably formed as a result of an impact in the last billion years, says Mark Robinson, a planetary geologist at Arizona State University in Tempe and principal investigator for LRO's camera.

LIFE ON MARS A Martian microbe, envisioned by planetary geologist Kathie Thomas - Keprta, would need a tough outer wall to withstand the elements and magnetic crystals to help it navigate.

Silver Award: Robbie McEwan Radio National, Australian Broadcasting Corporation «Chasing Meteors» Dec. 5, 2016 Deep in the Outback of southern Australia, Robbie McEwan recounted the hurried chase by planetary geologist Phil Bland and colleagues to find a meteorite that had been sighted by a cook taking a break on the veranda of a pub in a dusty desert town.

Mars» volcanoes show evidence for activity over a larger time span than those on Earth, but their histories of magma production might be quite different,» said Jacob Bleacher, a planetary geologist at Goddard and a co-author on the study.

Planetary geologists have long sought to explain regions on Mars where broad areas are littered with shattered, tilted, kilometers - thick chunks of rock.

«That's exciting,» says Linda Elkins - Tanton, a planetary geologist at the Carnegie Institution, «because it means there's a much larger chance that any planet in the universe could have oceans early on.»

According to planetary geologist Ronald Greeley, «Jupiter's moon Europa, along with Mars and Saturn's moon Titan, tops the list of likely candidates for life.»

Also read about women's adventures in science in Space Rocks: The Story of Planetary Geologist Adriana Ocampo by Lorraine Jean Hopping, and Gorilla Mountain: The Story of Wildlife Biologist Amy Vedder by Rene Ebersole.

Lynnae Quick, a planetary geologist at the Smithsonian Institution in Washington, has been delving into this question.

Hyperion may be unusual, says Peter Thomas, planetary geologist at Cornell University, in that it somehow retains those knocked - off bits on its surface.

There is some good news on the horizon for astronomers, astrophysicists, planetary geologists, and people who just like learning neat things about far - away worlds.

He's a planetary geologist.

The team consulted planetary geologists about what conditions there may be like, and they predicted that it would likely have experienced active volcanos for some time.

But the clean ice «didn't come as a huge surprise to us,» says planetary geologist James Head III of Brown University.

Bethany Ehlmann, a planetary geologist at NASA's Jet Propulsion Laboratory and the California Institute of Technology in Pasadena who isn't involved in the mission, says it promises «data we've not had for Mars before.»

A landing on Europa is «not an easy thing to achieve, primarily because we don't really know what the surface is like on the meter and submeter scale,» says Ronald Greeley, an Arizona State University planetary geologist and co-chair of NASA's science definition team for the Europa mission.

«I think this type of approach is the way to determine what these are,» says Bruce Jakosky, a planetary geologist from the University of Colorado, Boulder.

But the first solid evidence didn't arrive until September, when a team of planetary geologists announced it might have solved the mystery by treating the moon's crust like a jigsaw puzzle.

«What we have now is we actually have concentrations,» says Peter Schultz, a planetary geologist at Brown University who co-authored two of the Science papers.

The notion of the Red Dragon missions «has generated a lot of interest, but we don't know a lot yet,» says Jeffrey Johnson, a planetary geologist at Johns Hopkins University Applied Physics Laboratory in Laurel, Maryland, and chair of a NASA Mars analysis committee.

Quick change Together with his colleagues Antoine Mocquet, a planetary scientist also at Nantes, and Christophe Sotin, a planetary geologist at NASA's Jet Propulsion Laboratory in Pasadena, California, Grasset created a computer simulation to test the idea.

And planetary geologists had seen signs in the moon's surface lavas that indicate that its 100 known volcanic hot spots are fed by a deep magma «ocean.»

Steve Ruff (planetary geologist, Arizona State University), Jim Rice (geomorphology of Mars and expression of water shaping the planet's surface, Planetary Science Institute), Hanna Nekvasil (volcanologist and planetary geologist, New York State University at Stonybrook), Martin Van Kranendonk (Archean geology and astrobiology, University of New South Wales), Bruce Damer (prebiotic chemist, University of California at Santa Cruz), Alex Longo (Columbia Hills enthusiast, high school student).

Part of the Curiosity team, she's a planetary geologist at the California Institute of Technology in Pasadena.

The program honors pioneering planetary geologist Gene Shoemaker, who did so much to help us understand the process of impact cratering on the planets and the nature of the NEO population, and seeks to assist amateur observers, observers in developing countries, and under - funded professional observers contributing to vital NEO research.

At the first close approach, instruments detected a magnetic field, to the great surprise of planetary geologists — Mercury's rotation was expected to be much too slow to generate a significant dynamo effect.

«The fact that the concentration and diversity of life detected in this subglacial lake exists means there is a very good sign for the existence of life on Europa, even if the details are different,» says Cynthia Phillips, a planetary geologist at the SETI Institute in California.

University of Notre Dame planetary geologist Clive Neal says that a lunar base would be invaluable for studying the effects of reduced gravity on astronauts» health.

Up here in the imaging team area, Steve Saunders — one of Dr. Mutch's former grad students, now a JPL planetary geologist — will be able to communicate with him over a headset.

Planetary geologist Sara Mazrouei misses out on a dream opportunity — because of where she was born, and marine ecologist Madhavi Colton faces down despair as the challenges of conservation overwhelm her.

Martian volcanoes are the largest in the solar system, but how fast they grow has long stumped planetary geologists.

Sunday October 12, at 4 p.m, in conjunction with Lily Simonson's solo exhibition On Ice, CB1 Gallery will host a panel discussion entitled Exploring Antarctica: New Frontiers of Art and Science with artist Lily Simonson, her collaborator Dr. Joe Levy, a permafrost and planetary geologist from the University of Texas Institute for Geophysics, and Mary Miller, project director at the Exploratorium, a museum of science, art and human perception.

UK cinema première of artist Dryden Goodwin's feature - length work: a profound essay about perception, identity and the creation of meaning, featuring the UK's leading eye surgeon, planetary geologist and human rights solicitor.

The first floor gallery is an all - encompassing installation that reveals an encounter with a 120 - pound meteorite recently gifted to the artists by Dr. William Cassidy, a planetary geologist from the University of Pittsburgh and main scientist of the Campo del Cielo meteorite fall.

CB1 Gallery will host a panel discussion, Beneath the Midnight Sun: Art and Science in Antarctica, on Saturday, May 21, in which biologist Gretchen Hofmann of UC Santa Barbara and planetary geologist Joe Levy of University of Texas Institute for Geophysics will speak about collaborating with Simonson during her three - month residency on the ice.

That lends weight to an old idea that the orbits of the planets, far from being clockwork and constant over millions of years, change slightly, a situation that planetary geologists term «chaotic».

Not exact matches

Geologist Emily Lakdawalla, a senior editor and «planetary evangelist» at the society, has long worked to connect the public to the vast spacecraft image collections online.

The researchers, who also include Max C.L. Rocca of Argentina's Planetary Society and Paraguay - based geologist Jaime Báez Presser, acknowledge that samples from the site are necessary to confirm the conclusions of the analysis.

Planetary scientist H. Jay Melosh is of course correct that the Deep Impact probe will have a negligibly small effect on comet Tempel I's orbit [«Impact Geologist Waits for the Big One to Hit,» Discover Dialogue, July].

Here are every geographer's and geologist's favourite textbook examples — Fingal's Cave and Chesil Beach, Malham Tarn and Alum Bay — brought sharply into focus, expertly related both to planetary forces and the modern landscape of Britain.

The interpretation is robust, says geologist Joseph Michalski, also of the Planetary Science Institute.

Simon Kattenhorn, a geologist previously at the University of Idaho in Moscow, and Louise Prockter, a planetary scientist at the Johns Hopkins Applied Physics Laboratory in Laurel, Maryland, made the finding after combing through pictures from NASA's Galileo spacecraft, which orbited Jupiter from 1995 to 2003.

The paper is titled «Processing of meteoritic organic materials as a possible analog of early molecular evolution in planetary environments,» and is co-authored by Pizzarello, geologist Lynda Williams, NMR specialist Gregory Holland and graduate student Stephen Davidowski, all from ASU.

The discovery was made by Simon Kattenhorn, a geologist previously at the University of Idaho in Moscow, and Louise Prockter, a planetary scientist at the Johns Hopkins Applied Physics Laboratory in Laurel, Md., after looking through photographs from the Galileo spacecraft, which orbited Jupiter from 1995 to 2003.

Working at Goddard Space Flight Center's Planetary Environments Laboratory as a bio-geochemist and geologist with an interest in astrobiology, Dr. Eigenbrode is part of the research team working with MSL's Science Analysis at Mars (SAM) instrument testing the chemistry of Martian rocks, sediments and ice and looking for organic and inorganic compounds.

Titan, the largest of Saturn's more than 60 moons, has surprisingly intense rainstorms, according to research by a team of UCLA planetary scientists and geologists.

Featured Speaker: Philip Skemer, Ph.D., Associate Professor, and Director, Fossett Laboratory for Virtual Planetary Exploration, Department of Earth & Planetary Sciences; Associate Director, Institute of Materials Science & Engineering (IMSE); Principal Investigator, Rock Deformation Lab, Washington University in St. Louis Geologist and geophysicist Philip Skemer looks at how rocks can be deformed in the lab and how these experiments are providing new insight into the structure and evolution of Earth and other planets.