Some researchers have proposed that this difference is caused by photoevaporation, which
strips planets of their surrounding envelope of so - called volatiles — substances like water and carbon dioxide that have low boiling points — creating smaller - radius planets.
Venus has an «electric wind» strong enough to remove the components of water from its upper atmosphere, which may have played a significant role in
stripping the planet of its oceans, according to a new study by NASA and UCL researchers.
How do
you strip a planet of its mantle only leaving the core?
Ann (Margot Robbie) lives alone in a lush, idyllic valley untouched by the radiation holocaust that has otherwise
stripped the planet of its inhabitants.
The Scum are destroying whole landscapes,
stripping our planet of resources and enslaving mankind.
Earth is under attack once again, with pesky aliens wanting to
strip the planet of it's natural resources.
Not exact matches
We have an active culture
of «nanostructured self - replicators» running loose over the
planet, and funny thing, that hasn't started
stripping the
planet's crust (it does nibble here and there).
Changing water to wine Walking on water healing the sick drowning the world in an amount
of water equal to five times the water on the
planet fitting several
of every animal on a boat that could not hold half
of the animals and have enough to eat and drink the fidelity test in numbers making
striped goats by having goats stare at stripes changing people into a pillar
of salt plagues
of toads
And in addition, you can't tell me definitively that the yellow, black, and white
striped 1000 year old, and 100 foot tall polka dotted vampire lady in black stockings isn't alive and doesn't exist, speaking perfect English even though she has never visited our
planet, on the dark side
of the moon, and has never been seen by the golden crown
of creation, god's highest achievement, man, who dwelleths at the very epi - center
of the universe, surrounded on all four sides by the heavenly spheres and angels, and overseen by god in heaven bless her extensive gold threaded wardrobe.
Not sure what religion you are speaking
of when you say they teach that we are to
strip the
planet bare and that God created the earth for us.
This passage is steeped in the rot - from - within despair
of the 1970s, and it is not a coincidence that King did his best work in the decade
of Jonestown and The Exorcist, the Ayatollah Khomeini and The Late Great
Planet Earth, the decade that
stripped away the confident science - and - progress ethos
of the 1950s and early 1960s.
In Earth's infancy, our guardian may have prevented the sun's action from
stripping away the protective bubble
of gas surrounding our
planet entirely, and so allowed life — and eventually intelligent life — to flourish.
And without a protective magnetic field around the
planet, solar radiation would have
stripped Earth's atmosphere and bombarded the surface, which was apparently the fate
of Mars.
It might have
stripped off the outer layers
of a nearby star, caused a pair
of stars to interact and consumed the released gas, or swallowed some
planets whole.
Ultraviolet radiation could
strip not only the water vapor from a habitable M dwarf
planet, but also the oxygen and nitrogen in just tens
of millions
of years, astrophysicist Vladimir Airapetian
of NASA's Goddard Space Flight Center in Greenbelt, Md., and colleagues suggested in the February 10 Astrophysical Journal Letters.
But a pair
of astronomers are now putting the question
of what defines a galaxy to a public vote, in the hope
of reaching a consensus and avoiding the sort
of controversy that surrounded Pluto being
stripped of its status as a
planet.
The going theory is that particles from the sun
stripped away much
of Mars» atmosphere (and continues to do so) when the
planet lost most
of its protective magnetic field.
The feeble glow
of microwaves from the sun is absorbed by our air on the way down, anyway, so unless the core somehow also
strips off Earth's atmosphere — in which case we have bigger problems than solar radiation — we should be safe enough from microwaves if our
planet's center stops spinning.
Instead
of the neat green and yellow
strips that we learned about in geography class, denoting jungle, desert and so on, the
planet is now divided into a complex mosaic
of different human - influenced ecosystems.
When NASA warns that «invasive species may pose the single most formidable threat
of natural disaster
of the 21st century,» it is all too easy to picture the aliens from Independence Day dropping in on our
planet to
strip it bare.
The magnetic field, which may be generated by the
planet's core, is connected to the winds because
of high temperatures
stripping electrons from atmospheric atoms
of lithium, sodium and potassium, making them positively charged.
Intense radiation could
strip away the ozone layer
of Earth - like
planets around other stars and render them uninhabitable, according to a new study led by Dr Eike Guenther
of the Thueringer Observatory in Germany.
But a new study shows that harsh space weather might
strip the atmosphere
of any rocky
planet orbiting in a red dwarf's habitable zone.
Once these
planets migrate in, their star
strips off the early atmosphere
of lighter elements.
Although Pluto was
stripped of its status as a
planet, an ice cap is a surprisingly Earth - like property.
Astrophysicists at the University
of Birmingham have used data from the NASA Kepler space telescope to discover a class
of extrasolar
planets whose atmospheres have been
stripped away by their host stars, according to research published in the journal Nature Communications today (11 April 2016).
For instance, a catastrophic impact could have
stripped away most
of Mercury's rocky mantle, leaving the
planet with its relatively huge iron core.
How such a dense
planet formed is unclear, the researchers say, but it's probably the crystalline vestige
of a white dwarf star whose atmosphere was
stripped away by the parent pulsar.
There are many open questions about 55 Cancri e, especially: Why has the atmosphere not been
stripped away from the
planet, given the perilous radiation environment
of the star?
This violent «
stripping» occurs in
planets that are made up
of a rocky core with a gaseous outer layer.
There has been much theoretical speculation that such
planets might be
stripped of their atmospheres.
Five years after Pluto was
stripped of its
planet status, astronomers have discovered yet another moon in orbit around it, bringing its entourage to four.
Even when disturbances do not destroy galaxies, they can
strip them
of the gas they need to produce new generations
of stars and
planets, effectively sterilising them.
In 2006, the International Astronomical Union
stripped Pluto
of its title and rechristened it a «dwarf
planet.»
Although it is in no danger
of having its atmosphere completely evaporated and being
stripped down to a rocky core, this
planet could explain the existence
of so - called hot super-Earths that are very close to their stars.
Furthermore, KELT - 9b receives ~ 700 times more extreme ultraviolet radiation (wavelengths shorter than 91.2 nanometers) than WASP - 33b, leading to a predicted range
of mass - loss rates that could leave the
planet largely
stripped of its envelope during the main - sequence lifetime
of the host star.
Large belts and zones form a consistent pattern
of jet streams which give the
planet its familiar
striped appearance.
It's possible that instead
of forming as terrestrial
planets in place, rocky
planets orbiting their stars every few days formed further out beyond the snow line where they accreted large amounts
of gas before migrating and being
stripped of their atmospheres.
This is because «cooked
planets,» or those that lie close to their host stars, are
stripped off
of their atmospheres due to intense radiation coming from the fiery, heavenly bodies.
Its comparable mass and diameter to Pluto would grant it
planet status if Pluto wasn't also
stripped of that title.
This brings concerns about the levels
of radiation these
planets receive — it's possible that their star's radiation
stripped them
of their atmospheres, killing the chances
of life taking hold.
Additionally, red dwarf stars, especially young ones, can experience superflares that emit high levels
of radiation, which can
strip away a
planet's atmosphere and prevent life from getting started.
The study does not address whether Proxima Centauri's activity cycle would affect the potential habitability
of the
planet Proxima b. Theory suggests that flares or a stellar wind, both
of which are driven by magnetic fields, could scour the
planet and
strip away any atmosphere.
But the event brings up yet again the debate about what constitutes a «
planet» and what doesn't — a redefinition
of the term
planet stripped Pluto
of its title, you might remember.
Scientists from NASA's MAVEN (Mars Atmosphere and Volatile Evolution Mission) spacecraft have determined that solar wind and radiation
stripped away the Martian atmosphere, transforming Mars from a
planet that could have supported life billions
of years ago into a frigid, dry world.
In fact, as another recent modeling study demonstrated,
planets in tight orbits around red dwarf stars might be getting lashed by an insane number
of high - energy solar flares,
stripping their atmospheres faster than they can be replenished.
That is, the thick atmosphere was
stripped away by the sun and solar wind, and the thinning
of the atmosphere caused the cooling
of the
planet that diminished the ability
of liquid water to exist.»
Given the expected size distribution
of impactors early in a solar system's history, the
planet should have been
stripped of its entire atmosphere in less than 100 million years.»
The 16 Psyche asteroid is thought to be the leftover iron core
of a
planet stripped of its mantle in a giant collision.
Besides, it helps us understand why, in the movie, the only being with the power to save the
planet is a lithe model whose wardrobe chiefly consists
of strategically placed
strips of masking tape.