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interplanetary matter |
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interplanetary matterGas, dust, and charged particles from a variety of sources that occupies the space between the planets. Dust left over from the formation of the Solar System, or from disintegrating comets, orbits the Sun in or near the ecliptic plane and is responsible for scattering sunlight to cause the zodiacal light (mainly the smaller particles) and for meteor showers in the Earth's atmosphere (larger particles). The charged particles mostly originate in the solar wind, but some are cosmic rays from deep space. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| So it's reasonable to say that the interplanetary medium delivered large amounts of organic materials onto Earth. The United States and ESA are co-operating in the Ulysses project, scheduled for launch in 1990, to observe interplanetary medium and solar phenomena. The 'signature' of CMEs in the interplanetary medium is entirely unknown," says David G. |
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