Sentences with phrase «planetary geologist»

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

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

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.

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.

«It's a classic good - science paper,» says planetary geologist James Head III of Brown University.

Now a team of scientists, including Brown University planetary geologist Peter Schultz, provides evidence that an asteroid impact likely caused the sudden climate changes that killed off the mammoths and other majestic beasts of prehistory.

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.

Astronomer Heidi Hammel, she says, has «seen comets crash into Jupiter, the Great Dark Spot on Neptune, and close - ups of the moons of Mars,» and planetary geologist Adriana Ocampo «went to work for NASA when she was a teenager, which is way more interesting than, like, babysitting or bagging groceries.»

Jupiter's tidal pull may warm ice below the surface to a slushy -10 ° to -20 °C, says planetary geologist Robert Pappalardo of Brown University in Providence, Rhode Island.

Caltech planetary geologist Mark Richardson agrees: «They are good candidates for maintaining the atmosphere's background level of dust, even though they are individually small.»

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.»

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.

«The rates at which valleys and canyons can be abraded by the wind has not been well understood, and I think that is where this paper makes a great contribution,» says planetary geologist Nathan Bridges of the Johns Hopkins University Applied Physics Laboratory in Laurel, Maryland.

One bold proposal comes from a team led by planetary geologist Ellen Stofan at the technical consulting firm Proxemy Research.

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.

Planetary geologist Matthew Golombek of NASA's Jet Propulsion Laboratory in Pasadena, Calif., agrees, adding, «If you want to know if life exists there now, you kind of have to approach that question before you send people.»

While examining Europa images taken by NASA's Galileo orbiter in the early 2000s, planetary geologists Simon Kattenhorn, of the University of Idaho, Moscow, and Louise Prockter, of the Johns Hopkins University Applied Physics Laboratory in Laurel, Maryland, discovered some unusual geological boundaries.

Planetary geologist Timothy Parker of the Jet Propulsion Laboratory in Pasadena, California, and his colleagues also speculated that what they saw were faint coastal imprints from a vanished ocean in the northern hemisphere of Mars.

Using infrared cameras aboard the Mars Global Surveyor and Mars Odyssey spacecraft, planetary geologist Philip Christensen of Arizona State University and his colleagues are finding detailed signs of life — geologic life, at least — on the Red Planet.

While the Spirit and Opportunity rovers search Mars for evidence of a watery past, planetary geologist Jim Head of Brown University is showing that water is very much a part of the planet's present.

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.

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.

In order to prepare Canadian Space Agency (CSA) astronaut Jeremy Hansen for future international missions to the Moon or Mars, he joins Western University planetary geologist Gordon «Oz» Osinski and his research team to the Canadian Arctic July 1 - 12 to investigate a possible new meteorite impact crater.

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.

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».

«Most of the craters are highly nonuniform in how they are distributed across the planet,» says planetary geologist Alfred McEwen of the University of Arizona in Tucson.

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.

Planetary geologist James Head III of Brown University told reporters that the LOLA data on the moon's impact history support an emerging idea about early bombardment in the solar system.

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.

The find is «exciting and raises some interesting questions,» says Joseph Levy, a planetary geologist at the University of Texas, Austin.

«It is not now considered a stupid idea to look for life on Mars,» says Bruce Jakosky, a planetary geologist at the University of Colorado at Boulder.

«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.

According to Jeffrey Gillis - Davis, a planetary geologist at the University of Hawaii, the lunar soil may behave differently because its porous, powdery texture may allow it to retain water and hydroxyl better than solid crystals.

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.»

The work is «quite exciting,» says Gordon Osinski, a planetary geologist at the University of Western Ontario in Canada.

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

He's a planetary geologist.

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.

More than 50 such events have been reported globally in the past seven years alone, according to Jesús Martínez - Frías, a planetary geologist at the Center for Astrobiology in Madrid.

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.»