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Rare meteorite found by ‘fireball’ observatory

This all-sky image was taken by the Desert Fireball Network in Western Australia with a fish-eye lens. The film is exposed for most of the night, so stars trace long curves; the white streak diagonally across them is a fireball (Image: Desert Fireball Network, funding from STFC and the EU) A rare meteorite that may …

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Probe gets clearest glimpse yet of cosmic dawn

The microwave strip observed by Planck (multi-coloured curve) is superimposed on a visible-light image of the sky, which is dominated by the disc of our Milky Way galaxy (Image: ESA/LFI/HFI Consortia/Axel Mellinger)   The Planck spacecraft has obtained its first peek at the afterglow of the big bang, revealing it in unprecedented detail. Its first …

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Planet-hunting method succeeds at last

A long-proposed tool for hunting planets has netted its first catch – a Jupiter-like planet orbiting one of the smallest stars known. This artist’s concept shows the smallest star known to host a planet. Image credit: Nasa/JPL-Caltech The technique, called astrometry, was first attempted 50 years ago to search for planets outside our solar system, …

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New Nasa temperature maps provide whole new way of seeing the Moon

High-resolution thermal map of the north polar region of the moon. The map covers the region to 80° north latitude and was assembled from Diviner observations obtained in July and August, 2009. Fig. 3a shows Diviner Channel 3 observations, which define the illuminated areas of the moon as they appeared when the observations were acquired. …

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