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Latest Comet nucleus Stories

2006-02-02 16:48:02

WASHINGTON (Reuters) - Comet Tempel 1, the target of NASA's Deep Impact space probe, has three patches of ice on its surface, but most of the frozen water probably lurks deeper inside, scientists reported on Thursday. This marks the first time ice has been detected on the nucleus, or solid body, of any comet, researchers reported in the online version of the journal Science. Deep Impact slammed into Tempel 1 last July 4, aiming to collect data about the comet's heart. Comets are of...


Word of the Day
humgruffin
  • A terrible or repulsive person.
Regarding the etymology of 'humgruffin,' the OED says (rather unhelpfully) that it's a 'made-up word.' We might guess that 'hum' comes from 'humbug' or possibly 'hum' meaning 'a disagreeable smell,' while 'gruffin' could be a combination of 'gruff' and 'griffin.'