near-earth object


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near-earth object

[‚nir ′ərth ‚äb‚jekt]
(astronomy)
An asteroid or comet whose orbit takes it within 1.3 astronomical units of the sun.
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Jay said the issue of near-earth objects was not being taken seriously enough.
action team" for dealing with near-Earth objects (NEOs) proposed setting up an International Asteroid Warning Network, plus advisory groups on mounting space missions to handle threats and planning for an impact disaster.
DA14 belongs to a dangerous family of near-Earth objects (NEOs) that are small enough to be missed but large enough to cause serious damage.
Still, astronomers do monitor the sky for near-Earth objects.
It was initially spotted by the Wide-field Infrared Survey Explorer (WISE) mission on 2010 Oct 1 at a solar elongation close to 90[degrees], and the near-Earth object was flagged on the NEO Confirmation Page shortly afterwards.
In October 2009, near-Earth object (NEO) trackers Steve Chesley and Paul Chodas of NASA's Jet Propulsion Laboratory in Pasadena, California, placed the odds of Apophis striking Earth in 2036 at about one in 233,000, lower than previous estimates.
The centre's studies in near-Earth object science alsooffer important contributions to an area of importance to Nasa.
Under the agreement, Nasa will help the kingdom to establish the Saudi Lunar and Near-Earth Object Science Centre at
Upon further evaluation, those reports were forwarded to the Minor Planet Center at Harvard University, and eventually on to the Near-Earth Object Program operated by the Jet Propulsion Laboratory at NASA.
The Near-Earth Object Program Office "has not changed its current estimates for the very low probability (1 in 45,000) of an Earth impact by the asteroid Apophis in 2036," Brown said.
It's a guaranteed miss,'' astronomer Paul Chodas,of the near-Earth object office at Nasa's Jet Propulsion Laboratory in California.
Jay Tate, the group founder, has ambitions of seeing the Mid Wales complex become the heart of a future National Near-Earth Object Information Centre.