Two days later, the torrid gas cloud crashed against Earth's magnetosphere — the magnetic field
generated by the planet's spinning molten iron core that helps deflect the solar wind and more potent solar jetsam.
In 1958 ground controllers tracking the first American satellite, Explorer 1, noted that its path faithfully traced the planet's equatorial bulge (created by centrifugal forces
generated by the planet's rotation).
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.
Greenhouse gases (which prevent dispersal of heat
generated by the planet's surface, after this receiving solar radiation) of higher concentration on Earth are carbon dioxide (CO2), methane (CH 4), nitrous oxide (N2O), Compounds of chlorofluorocarbon (CFC) and water vapor (H2O).
When a CME hits the Earth it interacts with the magnetic field (magnetosphere)
generated by the planet's spinning molten iron core.
You are missing the point, which is that the double - cycle magnetic period [whether
generated by planets or by standard dynamo mechanisms] is not the fundamental process.
Not exact matches
The true success of Berkshire is the combination of the cash
generated by its insurance business and Buffett's ability to invest that cash far better than anyone else on the
planet.
Before I tell you what those words were, I need to start
by explaining why LinkedIn is the best place on the
planet right now to
generate more business - to - business (B2B) sales leads, clients, and revenue for yourself online.
But in the future, if soil nutrients are exhausted
by the flush of new growth, CO2
generated by the decomposition of organic matter long trapped in the soil could end up adding to the overall concentrations of that
planet - warming gas.
On Earth, the brightest auroras (the high - altitude glows often called the northern and southern lights) are
generated when electrons in outer space near Earth are accelerated
by large electrical potentials, or voltages, along the lines in our
planet's magnetic field and slam into gas molecules in the upper atmosphere above polar regions.
Scientists don't fully understand what's driving Jupiter's strongest auroras, but data gathered
by the orbiting Juno spacecraft hint that the electrons
generating Jupiter's polar glows may be accelerated
by turbulent waves in the
planet's magnetic field — a process somewhat akin to surfers being driven shoreward ahead of breaking ocean waves, the researchers report today in Nature.
Now, researchers have come up with a way to more quickly gauge a big quake's magnitude and thus provide faster, more accurate tsunami warnings:
by measuring the miniscule changes in Earth's gravitational field that are
generated when massive slabs of the
planet's crust shift
by dozens of meters over the course of a few minutes.
Such cycling, and the protective magnetic field
generated by the core, keep our
planet at the perfect temperature for life.
«It's not like the magnetotail found at Venus, a
planet with no magnetic field of its own, nor is it like Earth's, which is surrounded
by its own internally
generated magnetic field.
Astronomers measure the total radiation coming from the sky and subtract off the radiation
generated by the instrument itself,
by our own
planet and civilization, and
by known celestial bodies.
Life thrives on this
planet partly because it is protected
by the powerful magnetic field
generated in the outer core.
The movement of iron, which can carry a charge,
generates a strong magnetic field that can protect a
planet's atmosphere from being ravaged
by solar wind (SN Online: 8/18/17).
According to this theory, the heat
generated by the collision would have caused the whole
planet to melt, before some of the debris cooled and spun off to create the Moon.
Over millions of years, these
planets become shrouded
by orbiting debris
generated from the collision of comets, asteroids, and other objects.
«Students contemplating careers may be well served to join the legions of 21st Century cartographers, who, like the DOE JGI user community, are interpreting the coordinates
generated by the tools of genomics and other advanced omics to map the metabolic potential of the
planet.»
But Mercury has a weak magnetic field — which is presumably
generated, like Earth's,
by the circulation of molten, electrically conducting metal at the
planet's core.
Funded
by the Leverhulme Trust, the new multidisciplinary research sheds light on the very early evolutionary stages of the sound
generating organs in «orthopterans» (bush - crickets and their related species)-- the largest group of acoustically active insects on the
planet.
«And they do say that they looked at all the different types of stellar activity and other things that could
generate a spurious Doppler signal at 11 days, but after looking at all that, they concluded the variability in the data is best explained
by the presence of a
planet.»
In addition, the researchers identified 428 candidates as likely «false positives,» or signals
generated by something other than a
planet.
Unlike Earth, Mars isn't shielded
by a strong magnetosphere
generated within the
planet.
To test their algorithm, Nemenman and Daniels created an artificial, model solar system
by generating numerical trajectories of
planets and comets that move around a sun.
If it suggests a
planet would have to carry more biomass than is physically plausible, the chemistry is probably not
generated by alien life.
Diversity of objects and frequency of those in pairs not easily
generated by standard models of
planet formation.
As was the case with the Pioneer Venus data, he says, these signals might instead be
generated by processes involving the charged particles and magnetic fields draped around the
planet.
The information
generated by the search for signs of life on other worlds also helps us understand and safeguard our own
planet — our Pale Blue Dot — better.
Giant
planet interiors are inaccessible to direct study from above, but oscillations excited
by asteroid and comet impact can
generate waves that are potentially observable.
The new map of Mars» gravity was
generated by scientists using data from three NASA spacecraft — the Mars Global Surveyor, Mars Odyssey and Mars Reconnaissance Orbiter — which mapped the Red
Planet from orbit.
If ozone is contained in the atmospheres of an extrasolar
planet, it is assumed that the
planet has some living organisms that
generate oxygen
by photosynthesis because ozone is made up of oxygen.
These circumstellar dusty disks are likely
generated by collisions between objects left over from
planet formation around stars.
This detailed knowledge, in turn, provides deeper insight into the mechanisms
by which
planets in general cool down,
by which their magnetic fields are
generated, and
by which the separation of lighter elements from heavier ones as
planets develop their internal structure releases additional energy for geologic processes and alters crustal compositions.
Heat
generated by the impacts left up to 10 percent of the
planet's surface covered with melt sheets more than a kilometer thick.
Our
planet's magnetic field is
generated by molten iron swirling around in the
planet's outer core around a smaller, solid core — a process that creates a self - sustaining geomagnetic dynamo.
«A
planet in the habitable zone of a star like this would be buffeted
by storms much stronger than those
generated by the Sun,» added Williams.
This is the first direct evidence of a sustained weather system
generated by polar aurorae on any
planet, and this is the first time a weather feature in Jupiter's upper atmosphere has been observed away from the
planet's bright aurorae.
Without a magnetic field
generated by a rotating molten metallic core, the atmosphere of such a
planet would also face progressive erosion
by the stellar wind of its host star.
Using the bright light
generated by these stars, researchers will be able to use spectroscopy — a technique that measures the absorption and emission of light — to determine a
planet's mass, density and atmospheric composition, which could provide insights into whether or not it harbors life.
The meteorite is an achondrite, a relatively rare type of space rock that comes from a
planet or big asteroid — something large that
generated enough internal heat early in its history to melt partially, producing a metallic core surrounded
by rock.
«We are now finally crossing a threshold where, through very sophisticated modeling of large combined data sets from multiple independent observers, we can disentangle the noise due to stellar surface activity from the very tiny signals
generated by the gravitational tugs from Earth - sized orbiting
planets,» study coauthor Steven Vogt, professor of astronomy and astrophysics at UC Santa Cruz, said in a statement.
The comparisons we have carried out thus far (see above) indicate that the 5 - AU - wide gap's observed structure could be
generated by a sub-Jupiter-mass
planet orbiting within the disk at a position roughly equivalent to that of Uranus in our solar system.
While a large impact on Uranus when it was still surrounded
by a protoplanetary disk would have eventually produced moons in retrograde orbit around the
planet, two or more smaller collisions had a much higher probability of
generating the moons with the orbital direction observed today (Europlanet press release; and Phil Plait, Bad Astronomy Blog, Discover, October 7, 2011).
We have become spoiled, perhaps,
by affecting computer -
generated primates thanks to the «
Planet of the Apes» franchise.
Why worry about his guilt over the son of Krypton when Steppenwolf — an eight - foot tall computer -
generated villain who looks like the Terminator with bad teeth and is voiced
by Ciaran Hinds — needs to be given a smackdown before he pulverizes the
planet, something about knocking three energy boxes together.
As the seemingly sole survivor of the Norion mission, the Federation sends Samus to the
planets of Bryyo and Elysia equipped with a Phazon Enhancement Device, which allows her to harness the power of the Phazon energy that is being
generated by her body.
The New Orleans - shot «Dawn of the
Planet of the Apes» — which arrives in theaters this weekend — will win them over as well, even in the face of the high expectations
generated by Wyatt's film.
The Rebellion once again plans to destroy the Death Star before it becomes functional
by eliminating the force field surrounding it
generated by a base on a nearby
planet, but the Emperor isn't a fool, and has a few surprises up his sleeve.