Browse Archive

  • Astronomers using NASA's Spitzer Space Telescope have detected what they believe is an alien world just two-thirds the size of Earth – one of the smallest on record.

    Exoplanet is Extremely Hot and Incredibly Close (Artist's Concept)

    Astronomers using NASA's Spitzer Space Telescope have detected what they believe is an alien world just two-thirds the size of Earth – one of the smallest on record. The exoplanet candidate, known as ...

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  • NASA's Hubble Spots Rare Gravitational Arc from Distant, Hefty Galaxy Cluster

    Galaxy Cluster and Giant Arc

    These images, taken by NASA's Hubble Space Telescope, show an arc of blue light behind an extremely massive cluster of galaxies residing 10 billion light-years away.

    The giant arc is the ...

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  • Galaxies

    The Homes of Quasars

    The galaxies pictured here have so much dust surrounding them that the brilliant light from their quasars cannot be seen in these images NASA's Hubble Space Telescope.

    Quasars are the bri...

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  • These two panels show the same slice of sky in the constellation Boötes

    Hidden Patterns of Light Revealed by Spitzer

    Astronomers have uncovered patterns of light that appear to be from the first stars and galaxies that formed in the universe. The light patterns were hidden within a strip of sky observed by NASA's Sp...

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  • A superbubble in the Large Magellanic Cloud, a small satellite galaxy of the Milky Way

    A Surprisingly Bright Superbubble

    Chandra spies a bright superbubble in the Large Magellanic Cloud, a small satellite galaxy of the Milky Way about 160,000 light years from Earth.

  • Pinwheel Galaxy M101

    Pinwheel Galaxy Rainbow

    This image of the Pinwheel Galaxy, or M101, combines data in the infrared, visible, ultraviolet and X-rays from four of NASA’s space telescopes. The view shows that both young and old stars are evenly...

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  • Artist's concept of the planet called 55 Cancri e

    First-of-Its-Kind Glimpse at a Super Earth

    Super Earths are exotic planets unlike any in our solar system. They are more massive than Earth yet lighter than gas giants like Neptune, and they can be made of gas, rock or a combination of both. T...

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  • Sombrero galaxy

    The Sombrero Galaxy's Split Personality

    The infrared vision of NASA's Spitzer Space Telescope has revealed that the Sombrero galaxy -- named after its appearance in visible light to a wide-brimmed hat -- is in fact two galaxies in one. It i...

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  • Buckyballs must stack together, as illustrated in this artist's concept

    Building a Buckyball Particle in Space

    NASA's Spitzer Space Telescope has detected the solid form of buckyballs in space for the first time. To form a solid particle, the buckyballs must stack together, as illustrated in this artist's conc...

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  • A bubbling cauldron of star birth

    Stars Brewing in Cygnus X

    A bubbling cauldron of star birth is highlighted in this new image from NASA's Spitzer Space Telescope. Infrared light that we can't see with our eyes has been color-coded, such that the shortest wave...

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  • Observations from NASA's Spitzer Space Telescope

    Finding Bubbles in the Milky Way

    A team of volunteers from the general public has pored over observations from NASA's Spitzer Space Telescope and discovered more than 5,000 "bubbles" in the disk of our Milky Way galaxy. Young, hot st...

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  • Infrared image from NASA's Spitzer Space Telescope shows the nebula nicknamed 'the Dragonfish'

    Dragonfish Coming at You in Infrared

    This infrared image from NASA's Spitzer Space Telescope shows the nebula nicknamed "the Dragonfish." This turbulent region, jam-packed with stars, is home to some of the most luminous massive stars in...

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  • Infrared images from NASA's Spitzer Space Telescope and Wide-field Infrared Survey Explorer (WISE) are combined in this image of RCW 86

    All That Remains of Exploded Star

    Infrared images from NASA's Spitzer Space Telescope and Wide-field Infrared Survey Explorer (WISE) are combined in this image of RCW 86, the dusty remains of the oldest documented example of an explod...

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  • Multi-wavelength view of all that remains of the oldest documented example of a supernova, called RCW 86

    All Eyes on Oldest Recorded Supernova

    This image combines data from four different space telescopes to create a multi-wavelength view of all that remains of the oldest documented example of a supernova, called RCW 86. The Chinese witnesse...

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  • Artist's conception illustrates a storm of comets around a star

    It's Raining Comets

    This artist's conception illustrates a storm of comets around a star near our own, called Eta Corvi. Evidence for this barrage comes from NASA's Spitzer Space Telescope, whose infrared detectors picke...

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  • Composite image of NGC 281

    'Pacman Nebula' Lives the High Life

    Star cluster NGC 281, known as the "Pacman Nebula," is giving astronomers a nearly unfettered view of the star formation within it.

  • Artist concept of graphene in space

    Graphene in Space

    An artist's concept of graphene, buckyballs and C70 superimposed on an image of the Helix planetary nebula, a puffed-out cloud of material expelled by a dying star.

    Image credit: IAC/NASA...

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  • Weighing in on the Dumbbell Nebula

    Weighing in on the Dumbbell Nebula

    The "Dumbbell nebula," also known as Messier 27, pumps out infrared light in this image from NASA's Spitzer Space Telescope. The nebula was named after its resemblance to a dumbbell as seen ...

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  • galaxy IC 342

    A Twisted Star-Forming Web in the Galaxy IC 342

    Looking like a spider's web swirled into a spiral, the galaxy IC 342 presents its delicate pattern of dust in this image from NASA's Spitzer Space Telescope. Seen in infrared light, the faint starligh...

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  • galaxy IC 342

    Spider Web of Stars in IC 342

    Looking like a spider's web swirled into a spiral, the galaxy IC 342 presents its delicate pattern of dust in this image from NASA's Spitzer Space Telescope. Seen in infrared light, the faint starligh...

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