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"Stardust" spacecraft discovery may have been contamination

One of the biggest scientific surprises from last year's "Stardust" space mission may have resulted from contamination from the spacecraft's rocket boosters, scientists in Spain are cautioning in a report scheduled for publication in the May 16 issue of ACS' Energy & Fuels, a bi-monthly journal.

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Dust clouds in cosmic cycle

It has been a mystery for astronomers how certain dying stars have their colossal quantities of material blown out into the universe and shrink into objects called "white dwarves". This is the basis of a ground-breaking new theory by astrophysicists Anja C. Andersen from the Dark Cosmology Centre at the University of Copenhagen and Susanne Höfner of the University of Uppsala.

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Aurora Space Exploration Programme's proposal mulls take off in May

Scientists working with the European Science Foundation (ESF) are putting the finishing touches to an ambitious programme of research for the exploration of the Moon and Mars. They expect to publish their proposals in May.

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Detecting YORP Effect on the near-Earth asteroid 2000 PH5

Astronomers have observed an asteroid change the rate at which it spins for the first time, and shown that this is due to a theoretical effect predicted but never before seen.

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Jupiter observation through New Horizons spacecraft

ESA and NASA are mounting a joint campaign to observe Jupiter over the next few weeks with two different spacecraft. Rosetta will watch the big picture from its current position near Mars, whilst New Horizons will take close-up data as it speeds past the largest planet in our Solar System on its journey to Pluto.

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Jupiter's moon Europa should be NASA's next target

As NASA develops its next "flagship" mission to the outer solar system, Jupiter's enigmatic moon Europa should be the target, says Arizona State University professor Ronald Greeley. Although Europa lies five times farther from the Sun than Earth, he notes it may offer a home for life.

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Planetary scientist says: Focus on Europa

Yogi Berra supposedly suggested that when you come to a fork in the road, you are supposed to take it.
That's just what planetary scientists studying the rich data set from the Galileo Mission to the outer solar system are doing now. They're taking the fork.

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Enceladus -moon of Saturn, is 'cosmic graffiti artist'

Astronomers from the University of Virginia and other institutions have found that Enceladus, the sixth-largest moon of Saturn, is a "cosmic graffiti artist," pelting the surfaces of at least 11 other moons of Saturn with ice particles sprayed from its spewing surface geysers.

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James Webb Space Telescope's "Spine" Passes Health Tests

The "spine" of the James Webb Space Telescope, called the backplane, is in great health for space, according to scientists and engineers. Recent tests show that the backplane, which supports the big mirrors of the telescope, can handle its trip into space and operate correctly when the observatory launches in 2013.

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Lutetia asteroid in Rosetta's spotlight

Earlier this month ESA's Rosetta had a first look at asteroid 21-Lutetia, one of the targets of its long mission. The onboard camera OSIRIS imaged the asteroid passing through its field of view during the spacecraft's gradual approach to Mars. The planet will be reached on 25 February 2007 for the mission's next gravity assist.

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Zooming to Pluto, New Horizons Spacecraft Closes in on Jupiter

Just a year after it was dispatched on the first mission to Pluto and the Kuiper Belt, the APL-built New Horizons spacecraft is on the doorstep of the solar system's largest planet - about to swing past Jupiter and pick up even more speed on its voyage toward the unexplored regions of the planetary frontier.

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Europe forges long-term strategy for Space Exploration

Representatives from the UK and other European political, industrial and scientific sectors, together with members of the general public are helping to shape the future direction of space exploration.

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