The prime mission plan includes 40 to 45 flybys, during which the spacecraft would image the moon's
icy surface at high resolution and investigate its composition and the structure of its interior and icy shell.
Not exact matches
Designed for wearing
at work but flexible enough for a quick hike around town as well, the Santiago shoes use materials made mostly of leather with a rubber sole that can handle slick
icy surfaces.
A strong sun will melt
surface snow, which then refreezes
at night into an
icy crust, off of which the next layer of snow can easily slip.
«I try to imagine how it would be to stand on the
surface of this
icy object — small enough that a fast sports car could reach escape velocity and drive off into space — and stare up
at a 20 - kilometre wide ring system 1000 times closer than the Moon.»
Last year, scientists predicted that some of the material spewed out into space by the
icy geysers
at Enceladus's south pole would slowly fall down to certain areas on the
surface.
Here is what scientists think is happening: when Ceres swings through the part of its orbit that is closer to the sun, a portion of its
icy surface becomes warm enough to cause water vapor to escape in plumes
at a rate of about 6 kilograms (13 pounds) per second.
«For the first time, we can really determine what these strange welts of the
icy surface of Pluto really are,» said William B. McKinnon, professor of earth an planetary sciences in Arts & Sciences
at Washington University in St. Louis, who led the study.
It allows scientists to measure a variety of ice behaviors
at conditions that are applicable to both terrestrial glaciers and
icy moon
surfaces.
Most likely, scientists have proposed, the tidal flexing induced in a moon's
icy surface causes cracks in polar regions to open widest while the satellite is farthest from its parent planet but clamp shut
at other times.
Galileo's vintage instruments (designed
at the same time as the Apple II computer) could not determine what exactly stains Europa's
surface or just how thick its
icy crust may be — crucial for learning whether Europa is habitable.
By devising and running a new computer model, Quillen, a professor of physics and astronomy
at Rochester, has now shown that the tidal pull exerted by another, similar object could be strong enough to crack the
surface of such
icy moons.
«Unless Europa has been expanding within the last 40 to 90 million years, there has to be some process on this
icy moon that's able to accommodate a large amount of new
surface area being created
at dilational bands.»
«If the stain is only a thin, colored veneer on the
icy soil, exposure to the space environment
at Tethys»
surface might erase them on relatively short time scales.»
To the surprise of scientists
at NASA, New Horizons showed that Pluto has young,
icy mountains on its
surface.
Ammonia, in addition to sodium carbonate and sodium bicarbonate found
at Occator, has been detected in the plumes of Enceladus, an
icy moon of Saturn known for its geysers erupting from fissures in its
surface.
You can run
at a normal pace on dry and paved
surfaces, but slow down when conditions are
icy and slippery.
At the tender age of two Elle Winters lost everything, when the day of impact transformed Earth's
surface into an
icy, desolate wasteland.
It would seem logical that
icy cold water would be the best choice to cool the pet rapidly, but it will actually cause capillaries
at the
surface of the skin to close.
The interior design choices — from the richly veined black marble bar and dark ceiling to the gilt touches and shots of
icy blue — all create an environment that is commercial on the
surface, but warm
at heart.