Key questions relevant to fundamental physics and cosmology, namely the nature of the mysterious dark energy and dark matter (Euclid); the frequency of exoplanets around other stars, including Earth-analogs (PLATO); take the closest look at our Sun yet possible, approaching to just 62 solar radii (Solar Orbiter) ? but only two! What would be your picks?
These three mission concepts have been chosen by the European Space Agency's Science Programme Committee (SPC) as candidates for two medium-class missions to be launched no earlier than 2017. They now enter the definition phase, the next step required before the final decision is taken as to which missions are implemented.
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Read the rest of ESA's Tough Choice: Dark Matter, Sun Close Flyby, Exoplanets (Pick Two) (499 words)
© Jean Tate for Universe Today, 2010. |
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Full story at http://www.universetoday.com/2010/02/20/esas-tough-choice-dark-matter-sun-close-flyby-exoplanets-pick-two/
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