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.
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.
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.
Not exact matches
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.
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.
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.
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].
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.»
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.
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.
«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 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 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.
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.
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
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
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
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.
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.
«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.
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.
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».