Sentences with phrase «as planetary scientists»

We, as planetary scientists and astronomers, do not agree with the IAU's definition of a planet, nor will we use it.

Now, as planetary scientists report online today in Science, the second spacecraft to Mercury has found that this magnetic field formed billions of years ago.

«I'm convinced that a robotic sample return is the single biggest step that we as planetary scientists could take to foster human exploration of Mars,» says planetary scientist and former NASA associate administrator Alan Stern.

But in a recent paper with co-authors Dorian Abbot and Eliza Kempton in the Astrophysical Journal Letters, Bean describes the need «to think about the techniques and approaches of astronomy in this game — not as planetary scientists studying exoplanets.»

(One grassroots group of 300 astronomers declared, «We, as planetary scientists and astronomers, do not agree with the IAU's definition of a planet, nor will we use it.»)

«This heretofore obscure «asteroid» will now be thrust toward center stage,» he predicts, as planetary scientists try to determine whether it has any cometlike properties.

Or as planetary scientist Ralph Lorenz puts it: «our prototype weird - world exoplanet».

As planetary scientist Shane Byrne of the University of Arizona (UA), Tucson, and his colleagues reported last month at the Lunar and Planetary Science Conference in The Woodlands, Texas, MRO's broad - scale Context Camera has been finding the dark smudges of impact debris that weren't there as recently as a month earlier.

From 1999 - 2001, he worked for NASA as a Planetary Scientist at the Ames Research Center in Mountain View, CA.

Not exact matches

In a breakthrough study, an international team of scientists, including Professor Nikolai Brilliantov from the University of Leicester, has solved an age - old scientific riddle by discovering that planetary rings, such as those orbiting Saturn, have a universally similar particle distribution.

Many planets and moons harbour bizarre bodies of water — but that alone won't make them as life - friendly as Earth, say two planetary scientists

A new mission would likely head for Encke, a comet described as «evolved, degassed, used - up, and as old as possible» by Contour mission leader Joseph Veverka, a planetary scientist at Cornell University.

Planetary scientists have previously invoked tectonics — the cracking of a body by forces in the crust — as a way of opening up planetary interiors and allowing resPlanetary scientists have previously invoked tectonics — the cracking of a body by forces in the crust — as a way of opening up planetary interiors and allowing resplanetary interiors and allowing resurfacing.

Planetary scientist Margaret Kivelson of the University of California, Los Angeles, and her colleagues found that Ganymede's internal field shuddered on its axis by 3.6 angular degrees as Jupiter's field rocked back and forth.

«Each mission became more scientifically productive as the program went on,» says Paul Spudis, senior staff scientist at the Lunar and Planetary Institute in Houston.

Planetary scientists started to recognize that Pluto's neighborhood is as rich and complex as the more familiar regions filled by the rocky and gas giant planets.

But for planetary scientists, Jupiter's most distinctive mystery may be what's called the «energy crisis» of its upper atmosphere: how do temperatures average about as warm as Earth's even though the enormous planet is more than fives times further away from the sun?

It serves as the model for collaboration among disciplines and nations in planetary science, with its instrument teams featuring balanced rosters of U.S. and European scientists.

«We have a mission and an obligation, given who we are and the benefits we enjoy as a result of our status as scientists, to address major science - based issues in society,» said Huybers, a professor of earth and planetary sciences and environmental science and engineering at Harvard University.

Other scientists have criticized the planetary boundaries as too generous (for example, allowing too much human appropriation of freshwater flows) or employing the wrong metric (atmospheric concentrations of CO2 rather than cumulative emissions of greenhouse gases).

The scientists» findings could help to increase the understanding of the basic properties of granular gases such as soot agglomeration in flue gases on Earth or in astrophysical phenomena such as cosmic dust in planetary rings in space.

The annual Texas gathering of planetary scientists featured new research from across the solar system, as well as a good deal of anger directed at politicians looking to cut back on planetary exploration

Such perceptual biases (technically known as pareidolia) can be misleading, but for planetary scientists they are also quite useful.

Scientists have long suspected that our planetary companion was built when a Mars - sized body — commonly known as Theia — struck the young Earth, throwing molten rock into orbit that coalesced into the Moon.

The dream of many a planetary scientist is a sample - return mission, bringing back a piece of another world, comet, or asteroid for study, as the Apollo missions did for the moon.

It has collected five of the 18 specimens identified as coming from Mars, including the specimen ALH84001, collected in 1984 and made famous in 1996 when NASA investigators suggested that secondary materials in the cracks of the meteorite might have been created through processes involving life — although most planetary scientists now think otherwise.

Intrigued, Schneider took a summer job as a computer programmer for planetary scientist S. I. Rasool, who asked him to model both grim scenarios.

«It's really frustrating to talk about $ 1 - billion concepts» as if researchers hadn't already considered that, says Britney Schmidt, a planetary scientist at the Georgia Institute of Technology in Atlanta who worked on the Clipper idea.

«The question will always be energy,» says Britney Schmidt, a planetary scientist at Georgia Institute of Technology who studies Europa as a possible habitat of life.

Together, the studies finger Phoebe as a likely relic from the distant swarm of frozen cometary bodies called the Kuiper Belt, says planetary scientist J. Brad Dalton of the SETI Institute at NASA's Ames Research Center in Mountain View, California.

Porco called on other scientists on the panel to come up with a «working definition» of life that could give planetary scientists guidance as to what else they should look for.

Planetary scientist Timothy Glotch of Stony Brook University in New York said the DLRE data also revealed concentrations of what he called highly silicic minerals, such as quartz and feldspar.

What planetary scientists lump together as asteroids are far too diverse — from boulders to floating heaps of gravel to mini planets with signs of past volcanic activity and even liquid water — to have a single common origin.

The orbits of exocomets on Beta Pictoris could also help scientists trace the presence and migration of larger, undetected bodies such as gas giant planets in the planetary system, says Russel White, an astronomer at Georgia State University in Atlanta who was not involved in the study.

Many planetary scientists use magnetic - field radio emissions as a way to calculate the rotation period, because those emissions are assumed to originate from deep within the planet's interior, where the rotation period is more constant.

But at the same time, they had a long - term beneficial effect in stabilizing surface temperatures and delivering key elements for life as we know it,» said Dr. Simone Marchi, a senior research scientist at SwRI's Planetary Science Directorate in Boulder, Colo..

There are postdocs whose positions are ending this next year, who would have applied to these programs to get started as independent planetary scientists.

Although we may have to wait a while before we see the best of the pictures, what we already have already seen is enough to greatly intrigue planetary scientists such as myself.

Some old - school planetary scientists still fear that someone will abuse «their» data, but the Mars rover missions have demonstrated that sharing raw images is a win - win situation, as those who work with such images are also the best PR people a mission can wish for.

That once - rejected work has now inspired two teams of planetary scientists to model what might have happened if an object roughly 10 times as massive as Ceres, the largest asteroid, smashed into ancient Mars.

Now, planetary scientists have conducted the first computer simulations that bolster a controversial alternative idea: The satellites formed as our own moon did, after a big object smashed into the planet and kicked up debris.

In addition to Garrick - Bethell, the coauthors of the paper include Viranga Perera, who worked on the study as a UCSC graduate student and is now at Arizona State University; Francis Nimmo, professor of Earth and planetary sciences at UCSC; and Maria Zuber, a planetary scientist at the Massachusetts Institute of Technology.

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.

Now this comes from a, this piece of it comes from a 2003 paper by a planetary scientist named Jack Wisdom at the Massachusetts Institute of Technology; and what he discovered is that you can move, as you [were describing] through curved space by moving, [let's] say, your arms and legs, or if you're an alien as it is described in the article, a tripod alien — just for the simplicity of demonstrating how the movements are with, sort of, heavy feet and a ball at the end of the tail that helped to move the [weight] around, just to make it kind of simple to look through — you can move through curved spacetime without pushing against anything, and this is the key here.

But Mike Brown, a planetary scientist at the California Institute of Technology, is unrepentant for «killing» Pluto as a planet.

Apparently, Nozette was ready to give up his life as a leading planetary scientist.

NASA crashed Galileo into Jupiter in 2003, and ever since, scientists and groups such as the Planetary Society have been urging NASA to send a follow - up mission.

NASA is presently awaiting formal proposals from planetary scientists for missions to Titan as part of the agency's New Frontiers program.

The icy fragments would have encircled the solar system's second largest planet as rings and eventually spalled off small moons of their own that are still there today, says Robin Canup, a planetary scientist at the Southwest Research Institute in Boulder, Colo..

Acting NASA Administrator Robert Lightfoot has named the Science Mission Directorate's Planetary Science Division director as the agency's new chief scientist, effective 1 May 2018.