Browse Archive

  • The Invisible Dragon

    The Invisible Dragon

    A dragon-shaped cloud of dust seems to fly out from a bright explosion in this infrared light image (bottom) from NASA's Spitzer Space Telescope, a creature that is entirely cloaked in shadow when vie...

    › View Image
  • Red dot in middle is a brown dwarf

    Cool as a Stellar Cucumber

    This image shows what astronomers think is one of the coldest brown dwarfs discovered so far (red dot in middle of frame). The object, called SDWFS J143524.44+335334.6, is one of 14 such brown dwarfs ...

    › View Image
  • This artist's conception shows simulated data predicting the hundreds of failed stars, or brown dwarfs

    Coolest Orbs on the Block

    This artist's conception shows simulated data predicting the hundreds of failed stars, or brown dwarfs, that NASA's Wide-field Infrared Survey Explorer (WISE) is expected to add to the population of k...

    › View Image
  • Six stars with collapsing clumps of gas and dust

    Blobs House Twin Stars

    New evidence from NASA's Spitzer Space Telescope is showing that tight-knit twin stars might be triggered to form by asymmetrical envelopes like the ones shown in this image.

  • Primitive cluster of galaxies

    Galactic Metropolis

    A surprisingly large collection of galaxies (red dots in center) stands out at a remarkably large distance in this composite image combining infrared and visible-light observations.

  • Artist's concept of a methane-free planet

    Exotic Exoplanet

    An unusual, methane-free world is partially eclipsed by its star in this artist's concept.

  • graphs showing light from a distant planet

    How to Measure Exoplanet Light

    These plots from NASA's Spitzer Space Telescope show light from a distant planet, GJ 436b, and its star, as measured at six different infrared wavelengths.

  • A colony of hot, young stars is stirring up the cosmic scene in this new picture from NASA's Spitzer Space Telescope

    Orion's Dreamy Stars

    A colony of hot, young stars is stirring up the cosmic scene in this new picture from NASA's Spitzer Space Telescope.

  • Two data plots from NASA's Spitzer Space Telescope show a primitive supermassive black hole (top) compared to a typical one.

    How to Spot a Primitive Black Hole

    These two data plots from NASA's Spitzer Space Telescope show a primitive supermassive black hole (top) compared to a typical one.

  • Artist's conception illustrates one of the most primitive supermassive black holes known (central black dot) at the core of a young, star-rich galaxy.

    Prehistoric Black Hole

    This artist's conception illustrates one of the most primitive supermassive black holes known (central black dot) at the core of a young, star-rich galaxy.

  • The infrared portrait of the Small Magellanic Cloud

    Little Galaxy Explored

    The infrared portrait of the Small Magellanic Cloud, taken by NASA's Spitzer Space Telescope, reveals the stars and dust in this galaxy as never seen before.

  • Spectrum of Binary Star Epsilon Aurigae

    Epsilon Aurigae Puzzle Pieces Snap Into Place

    This graph of data from multiple telescopes shows the distribution of light from a pair of stars known as Epsilon Aurigae.

  • Artist's concept of Epsilon Aurigae.

    Mystery of the Fading Star

    Astronomers using NASA's Spitzer Space telescope have found a likely solution to a centuries-old riddle of the night sky.

  • The infrared portrait of the Small Magellanic Cloud

    Dusty, Little Galaxy

    The infrared portrait of the Small Magellanic Cloud, taken by NASA's Spitzer Space Telescope, reveals the stars and dust in this galaxy as never seen before.

  • artist’s concept showing a galaxy with a supermassive black hole at its core

    Backward Black Hole Shoots Powerful Jets

    This artist's concept shows a galaxy with a supermassive black hole at its core. The black hole is shooting out jets of radio waves.

  • The infrared portrait of the Small Magellanic Cloud

    Little Galaxy with a Tail

    The infrared portrait of the Small Magellanic Cloud, taken by NASA's Spitzer Space Telescope, reveals the stars and dust in this galaxy as never seen before.

  • Crab Nebula 2009

    Crab Nebula: A Cosmic Icon

    Data from the Chandra X-ray Observatory provides clues about the workings of the mighty Crab Nebula.

  • Artist's concept of dusty beginnings of a star

    Dusty Beginnings of a Star

    This artist's rendering gives us a glimpse into a cosmic nursery as a star is born from the dark, swirling dust and gas of this cloud.

  • Twin brown dwarfs

    Twin Brown Dwarfs Wrapped in a Blanket

    This image shows two young brown dwarfs, objects that fall somewhere between planets and stars in terms of their temperature and mass.

  • Image of the central region of our Milky Way galaxy

    NASA's Great Observatories Examine the Galactic Center Region

    In this spectacular image, observations using infrared light and X-ray light see through the obscuring dust and reveal the intense activity near the galactic core.