• Star Clusters

    Photo Release: The wings of the butterfly Photo Release: Stormy seas in Sagittarius Photo Release: A galaxy in bloom Science Release: Hubble sees atmosphere being stripped from Neptune-sized exoplanet Photo Release: Hubble views a bizarre cosmic quartet Photo Release: Lost in space Science Release: Hubble observes chaotic dance of Pluto’s moons Science Release: Merging galaxies break radio silence Science Release: Retirement in the suburbs Photo Release: Celestial fireworks celebrate Hubble’s 25th anniversary
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  • Picture of the Week

    A galactic maelstrom

    A galactic maelstrom

    This new NASA/ESA Hubble Space Telescope shows Messier 96, a spiral galaxy just over 35 million light-years away in the constellation of Leo (The Lion). It is of about the same mass and size as the Milky Way. It was first discovered by astronomer Pierre Méchain in 1781, and added to Charles Messier’s famous catalogue of astronomical objects just four days later. The galaxy resembles a giant maelstrom of glowing gas, rippled with dark dust that swirls inwards towards the nucleus. Messier 96 is a very asymmetric galaxy; its dust and gas is unevenly spread throughout its weak spiral arms,…

  • Our Solar System

    Pluto’s moons The chaotic spin of Pluto’s moon Nix Ganymede’s magnetic field Hubble observation of aurorae on Ganymede Artist’s illustration of aurorae and Ganymede Plot of the rocking of Ganymede’s magnetic field Cutaway of the moon Ganymede Three moons and their shadows parade across Jupiter — Comparison of beginning and end of sequence, including annotations Three moons and their shadows parade across Jupiter — beginning of event, annotated Three moons and their shadows parade across Jupiter — comparison of beginning and end of sequence, without annotations Three moons and their shadows parade across Jupiter — comparison of beginning and end of sequence, with annotations Three moons and their shadows parade across Jupiter — beginning of event