This gravity map of Mars shows
the north pole of the planet (center).
Not exact matches
Gee, let's see, «the
north pole» is a definite and defined place on this
planet that we can go to and see with our own eyes, and know that nothing is «
north of the
north pole».
And they unveil the roots
of the
planet's storms, what lies beneath the opaque atmosphere and a striking geometric layout
of cyclones parked around the gas giant's
north and south
poles.
Which could account for our
planet's weird history
of magnetic field reversals, with
north and south
poles swapping places.
Unlike Earth, which has two magnetic
poles (
north and south), ice giants can have many local magnetic
poles, which leading theories suggest may be due to superionic ice and ionic water in the mantle
of these
planets.
But when the sun ejects major blasts
of particles in flares and solar storms, these belts overflow and send electrons streaming toward Earth along the looping lines
of the magnetic field, which intersect the
planet near the
north and south
poles.
NASA's Juno spacecraft has sent back the first - ever images
of Jupiter's
north pole, taken during the spacecraft's first flyby
of the
planet with its instruments switched on.
While other probes have extensively photographed much
of the
planet, Juno is the first to get an intimate look at the
north and south
poles.
But it turns out there are a host
of «
north (and south)
poles» on our
planet.
So the
north magnetic
pole is where the earth's magnetic field lines pull toward the
planet, acting like the south
pole of a bar magnet.
Dust devils occur virtually everywhere on the
planet, except for the
north and south
poles, which lie under layers
of wet and dry ice.
Its design is courtesy
of the mission's navigators, who came up with a trajectory that approaches Jupiter over its
north pole and quickly drops to an altitude below the
planet's radiation belts as Juno races toward Jupiter's south
pole.
Every model
of Pluto says the
planet should get brighter, he says, because as the
planet moves through its orbit, our view from Earth is increasingly
of its frosty
north pole.
His results showed that around 1 billion years ago, Earth could have transitioned from a modern - looking field, having a «strong» magnetic field with two opposite
poles in the
north and south
of the
planet, to having a «weak» magnetic field that fluctuated wildly in terms
of intensity and direction and originated from several
poles.
An amazing new photo
of Saturn's
north pole puts the
planet's odd hexagon - shaped jet stream and dazzling rings on display.
De Pater and her colleagues have been following Uranus for more than a decade, charting the weather on the
planet, including bands
of circulating clouds, massive swirling storms and convective features at its
north pole.
The team was especially interested in regions near the
north and south
poles, because the polar ice caps are the
planet's largest known reservoir
of water.
The red spot at the
north pole of Charon, the largest moon
of Pluto, may have been produced by methane from the dwarf
planet's atmosphere.
Saturn itself is the celestial tree - topper
of this trio, with a wide - angle look at its
north pole revealing the
planet's hexagonal jet stream and its spinning polar vortex.
These will take the spacecraft above the
planet's
north and south
poles, soaring just 5,000 kilometers (3,100 miles) above the tops
of the
planet's stormy clouds.
A
planet's axis is an imaginary line that runs through the center
of the
planet and connects the
north and south
poles.
After spending more than a month in orbit on the dark side
of dwarf
planet Ceres, NASA's Dawn spacecraft has captured several views
of the sunlit
north pole of this intriguing world.
The red spot at the
north pole of Charon, the largest moon
of Pluto, may have been produced by methane from the dwarf
planet's atmosphere.
I chose a downwelling IR value
of 300W / m ^ 2, a fairly modest value for
planet Earth as shown by measurement (300W / m ^ 2 + has been measured during summer at the
North pole).
Changes in temperatures, which are magnified near the
poles of our
planet, are particularly problematic: «Earlier spring green - ups now occur before migrating herds arrive
north.