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Read the articleThis composite Hubble Space Telescope image (click image for larger view) captures the positions of Comet Siding Spring and Mars in a never-before-seen close passage of…
Read the articleMany celestial objects are beautiful – swirling spiral galaxies or glittering clusters of stars are notable examples. But some of the most striking scenes are created…
Read the articleNASA’s extensive fleet of science assets, particularly those orbiting and roving Mars, have front row seats to image and study a once-in-a-lifetime comet flyby on Sunday,…
Read the articleAstronomers have found a pulsating, dead star beaming with the energy of about 10 million suns. This is the brightest pulsar – a dense stellar remnant…
Read the articleAstronomers have found an unlikely object in an improbable place: a monster black hole lurking inside one of the tiniest galaxies known. Though the black hole…
Read the articleA new survey of galaxies by NASA’s Spitzer Space Telescope is taking a plunge into the deep and uncharted waters of our cosmos. In one of…
Read the articleAstronomers using NASA’s Hubble Space Telescope have discovered a companion star to a rare type of supernova. This observation confirms the theory that the explosion originated…
Read the articleChildren with visual disabilities can experience striking deep-space images like never before in a free, multi-touch iBooks textbook for the iPad entitled “Reach for the Stars:…
Read the articleNASA’s Spitzer Space Telescope has spotted an eruption of dust around a young star, possibly the result of a smashup between large asteroids. This type of…
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