News tagged with dust particle

Hayabusa Contains a Hint of Dust

The sample return canister from the Hayabusa spacecraft has been opened, and does contain a small amount of dust, possibly from the asteroid Itokawa. Studying samples from an asteroid can help astrobiologists ...

dateJul 07, 2010 in Space Exploration
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Where comets emit dust

Studying comets can be quite dangerous - especially from close up. Because the tiny particles of dust emitted into space from the so-called active regions on a comet's surface can damage space probes.

dateApr 26, 2010 in Space Exploration
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Source of zodiac glow identified

(PhysOrg.com) -- The eerie glow that straddles the night time zodiac in the eastern sky is no longer a mystery. First explained by Joshua Childrey in 1661 as sunlight scattered in our direction by dust particles ...

dateApr 15, 2010 in Space Exploration
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Many WTC responders show early signs of heart woes

(AP) -- Law enforcement officers who worked near ground zero after the World Trade Center attacks seem to show early signs of heart problems at a higher rate than would be expected for their age, a new study suggests.

dateMar 13, 2010 in Health
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