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  • Artist's concept of the Planck spacecraft

    Planck Telescope Warms up as Planned

    01.17.12 - One of Planck's two instruments has warmed up as expected, completing its survey of the early universe.

  • This is a Hubble image of the 100 million solar mass black hole at the hub of the neighboring spiral galaxy M31, or the Andromeda galaxy.

    Hubble Zooms in on Double Nucleus in Andromeda Galaxy

    01.11.12 - A new Hubble Space Telescope image centers on the 100-million-solar-mass black hole at the hub of the neighboring spiral Andromeda galaxy, the only galaxy outside the Milky Way visible to the naked eye.

  • 'ultra-blue' stars in M31

    Hubble Finds Rare Ultra-Blue Stars

    01.11.12 - Peering deep inside the hub of the neighboring Andromeda galaxy, Hubble has uncovered a large, rare population of hot, bright stars.

  • Hubble image of Type Ia Supernova Remnant 0509-67.5 is pretty

    Hubble Solves Mystery on Source of Supernova in Nearby Galaxy

    01.11.12 - The decades-long search for Type Ia supernovae progenitors has taken on special importance due to their use in measuring the acceleration of the universe.

  • Artist's illustration gives an impression of how common planets are around the stars in the Milky Way galaxy

    Study Shows Our Galaxy Has at Least 100 Billion Planets

    01.11.12 - Our Milky Way galaxy contains a minimum of 100 billion planets, according to a detailed statistical study based on the detection of three planets located outside our solar system, called exoplanets.

  • More than half of the sources above 10 GeV are black-hole-powered active galaxies and a third of the sources are unknown.

    Fermi Explores New Energy Extremes

    01.10.12 - After three years in space, NASA's Fermi Gamma-ray Space Telescope is now extending its view of the high-energy sky into what to date has been largely unexplored territory.

  • Composite image of El Gordo galaxy cluster

    Chandra Finds Largest Galaxy Cluster in Early Universe

    01.10.12 - An exceptional galaxy cluster, the largest seen in the distant universe, has been found using NASA's Chandra X-ray Observatory.

  • An artist's rendition of the Kepler-35 planetary system.

    NASA Discovers New Double-Star Planet Systems

    01.11.12 - The discovery of the Kepler-34 and Kepler-35 systems establishes that double-star worlds are not uncommon.

  • artist concept of a black hole

    RXTE Helps Pinpoint Black Hole's 'Bullets'

    01.10.12 - An international team of astronomers has identified the moment when a black hole in our galaxy launched super-fast knots of gas into space.

  • Supernova SN Primo

    NASA's Hubble Breaks New Ground with Distant Supernova Discovery

    01.11.12 - Three images taken by NASA's Hubble Space Telescope reveal the emergence of an exploding star, called a supernova.

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