comet


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Related to comet: Halley's comet, Currys
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  • noun

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(astronomy) a relatively small extraterrestrial body consisting of a frozen mass that travels around the sun in a highly elliptical orbit

References in periodicals archive ?
In January 2004, on its second loop around the sun, Stardust brushed past the comet Wild 2.
The comet was discovered March 25, 1993, by Gene and Carolyn Shoemaker and by David Levy.
The COMET OCTAL provides a common Framer and LIU solution platform for all major worldwide formats.
Toni Scarmato, a high school teacher and a graduate student at Bologna University in Italy, identified the two comets as part of the Kreutz group of sun-grazing comets.
Stardust will meet up with Comet Wild-2 in 2004 outside Mars' orbit.
In connection with the merger, Comet effected a 28-for-1 reverse stock split for shareholders of record March 16, 1993.
Project Comet is creating technologies that will advance weblogging as we know it today, giving millions of people worldwide the ability to easily stake out, build and share their own distinctive place online.
The Director of the Comet and Meteor Section welcomes all observations of comets, but to be of scientific value the observer should concentrate on the following:
Observations of the crash suggest that scientists are for the first time "directly measuring pristine material from deep inside a comet, material that has been locked away since the beginnings of the solar system," says Deep Impact researcher Carey Lisse of the University of Maryland in College Park and the Johns Hopkins Applied Physics Laboratory in Laurel, Md.
It can take a comet thousands of years to make one orbital trip.
The last comet to dazzle Earth's night-time skies was Comet Hale-Bopp, which visited in 1997.
We have set a cutoff date of the year 1974 because there is a very strong observational bias in detecting splitting events; splittings and disintegrations of comets since that year are reported in the Split Comets List of the International Comet Quarterly.
When a comet is near the sun, some of its ice melts, which produces its distinctive tail.
Called Comet 73P/Schwassman-Wachmann 3, this body passes near the sun every 5.
On that day, NASA scientists will smash a device into a comet, or a celestial body made of ice, rock, and dust that circles the sun.