Sentences with phrase «by magnetic storms»

These too can be disturbed by magnetic storms — navigation systems can have positioning errors, radio transmission can be blacked out, and power grids can become unstable.

Not exact matches

This large solar flare, produced by an active region of the sun (AR9077), triggered magnetic storms and knocked out satellites when it created a solar storm on July 14, 2000.

The first record of a solar flare and a magnetic storm was noted by astronomer Richard Carrington in 1859.

Usually our star follows a predictable pattern, becoming more and less active (as measured by flares, sunspots, and magnetic storms) on an 11 - year cycle.

Magnetic storms recorded as auroral sightings in Meigetsuki («The Record of the Clear Moon,» ca 1180 - 1241) by Fujiwara no Teika of Japan, and in Song Shi («History of Song,» commissioned 1343) from China, have given researchers the ability to reconstruct a chronology of past astronomical events.

At times of maximum solar activity, the magnetic ferment represented by sunspots frequently releases and leaps across space to Earth — to foment magnetic storms that disrupt communications networks and light the polar skies with auroral displays.

The UVIS images, which are also being analyzed by team associate Aikaterini Radioti at the University of Liege, Belgium, also suggest that one way the bright auroral storms may be produced is by the formation of new connections between magnetic field lines.

Because solar storms enhance the electric currents that let this magnetosphere - ionosphere lightning take place, this type of energy transfer is much more likely when Earth's magnetic field is jostled by a solar event.

The satellites observed the pulses in the wake of an October 2003 magnetic storm triggered by a coronal mass ejection — a plasma spitball shot out by the sun — that slammed into Earth's magnetosphere.

Magnetic flutters in the atmosphere, caused by the same storms that create nighttime auroras, manifest as a shimmering synthesized carillon.

Eruptions on the Sun's surface, also called solar storms, trigger geomagnetic storms and this usually causes disturbances globally in the ionosphere and the magnetosphere, which is the region of the atmosphere governed primarily by Earth's magnetic field.

Out in the real world, they are quickly overwhelmed by background noise as minuscule as changes in Earth's magnetic field caused by distant solar storms.

SAN FRANCISCO — The northern lights are just one manifestation of the magnetic and electrical frenzy sparked in Earth's upper atmosphere by solar storms; most of those intense currents were always to remain invisible.

Since intense solar storms can disturb the magnetic field, the scientists wanted to determine whether they could, by extension, actually interfere with animals» internal compasses and lead them astray.

Surprising sight seen by airplane pilots and passengers on «red eye» flight Last night, April 19 - 20, a shock wave in the solar wind hit Earth's magnetic field, sparking a moderately strong G2 - class geomagnetic storm and rare «electric blue» auroras seen from airplanes in flight over Canada.

On Sept. 2, 1859, Earth's magnetic field was struck with the first particles cast out by a titanic solar storm that had exploded from our Sun the previous day.

«The planet has been through a lot worse than us... been through earthquakes, volcanoes, plate tectonics, continental drift, solar flares, sun spots, magnetic storms, the magnetic reversal of the poles, hundreds of thousands of years of bombardment by comets and asteroids and meteors, worldwide floods, tidal waves, worldwide fires, erosion, cosmic rays, recurring ice ages — and we think some plastic bags and some aluminum cans are going to make a difference?»

First publications predicting the existence of trapped radiation in the earth's magnetic field (radiation belts, later discovered by Van Allen) to explain the magnetic - storm ring current (1956).

Graph four in http://www.vukcevic.talktalk.net/TMC.htm shows that change in the Antarctic magnetic field on century scale are of order of 1 - 2 % which is commensurate with changes in Z component frequently induced by geomagnetic storms.