This graph shows the brightness variations of the brown dwarf named 2MASSJ22282889-431026 measured simultaneously by both NASA's Hubble and Spitzer space telescopes.
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Probing Brown Dwarf Layers

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Highest Rated Spacecraft and Telescope Wallpaper

  • This is image is of the 200-inch Hale Telescope at the Palomar Observatory, located in north San Diego County, California which is owned and operated by the California Institute of Technology.
    This is image is of the 200-inch Hale Telescope at the Palomar Observatory, located in north San Diego County, California which is owned and operated by the California Institute of Technology.

    Hale Telescope, Palomar Observatory

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    This is an illustration of soil analysis on NASA's Phoenix Mars Lander's Wet Chemistry Lab (WCL) on board the Microscopy, Electrochemistry, and Conductivity Analyzer (MECA) instrument.
    This is an illustration of soil analysis on NASA's Phoenix Mars Lander's Wet Chemistry Lab (WCL) on board the Microscopy, Electrochemistry, and Conductivity Analyzer (MECA) instrument.

    Phoenix's Wet Chemistry Lab

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    Mars Exploration Rover team members on July 21, 2009, tested how altering the order in which individual wheels turn for steering affects how those turns dig the wheels deeper into soft soil. From left: Alfonso Herrera, Vandana Verma, Bruce Banerdt.
    Mars Exploration Rover team members on July 21, 2009, tested how altering the order in which individual wheels turn for steering affects how those turns dig the wheels deeper into soft soil. From left: Alfonso Herrera, Vandana Verma, Bruce Banerdt.

    Testing Sequences of Wheel Turns

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    Mars Exploration Rover team members at NASA's Jet Propulsion Laboratory, Pasadena, Calif., prepare an experiment on July 13, 2009, for assessing how a test rover moves when embedded in loose soil and commanded to drive backward with wheels turned.
    Mars Exploration Rover team members at NASA's Jet Propulsion Laboratory, Pasadena, Calif., prepare an experiment on July 13, 2009, for assessing how a test rover moves when embedded in loose soil and commanded to drive backward with wheels turned.

    Position Markers in Preparation for Test

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    This image is an artist’s concept of the Orbiting Carbon Observatory
    This image is an artist’s concept of the Orbiting Carbon Observatory

    Artist’s Concept of the Orbiting Carbon Observatory

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  • This image is an artist's concept of the Orbiting Carbon Observatory (OCO).
    This image is an artist's concept of the Orbiting Carbon Observatory (OCO).

    Artist's Concept of the Orbiting Carbon Observatory

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    Light energy is collected by the optics system on the Atmospheric Infrared Sounder (AIRS) instrument and digitized.
    Light energy is collected by the optics system on the Atmospheric Infrared Sounder (AIRS) instrument and digitized.

    Light Travels Through AIRS Optics

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    This image shows testing under simulated Mars conditions on Earth in preparation for NASA's Phoenix Mars Lander using its robotic arm for delivering a sample to the doors of a laboratory oven.
    This image shows testing under simulated Mars conditions on Earth in preparation for NASA's Phoenix Mars Lander using its robotic arm for delivering a sample to the doors of a laboratory oven.

    Testing of Icy-Soil Sample Delivery in Simulated Martian Conditions (Animation)

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    This is an artist's conception of a solar-system montage of the eight planets, a comet and an asteroid.
    This is an artist's conception of a solar-system montage of the eight planets, a comet and an asteroid.

    Solar System Montage with Eight Planets

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    This image shows how NASA's three-legged Phoenix Mars Lander is able to get a better look at its footing and the physical characteristics of the underlying soil on the surface of the Red Planet.
    This image shows how NASA's three-legged Phoenix Mars Lander is able to get a better look at its footing and the physical characteristics of the underlying soil on the surface of the Red Planet.

    How Phoenix Gets a Look at its Footing

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  • This image is an artist's concept of the Orbiting Carbon Observatory (OCO).
    This artist's animation shows the route NASA's Phoenix Mars Lander took to get from Earth to Mars.

    Phoenix's Path to Mars

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    During the first 25 seconds after NASA's Phoenix Mars Lander deploys its parachute, the spacecraft will jettison its heat shield and extend its three legs.
    During the first 25 seconds after NASA's Phoenix Mars Lander deploys its parachute, the spacecraft will jettison its heat shield and extend its three legs.

    Phoenix Extends its Legs

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    This artist's conception shows NASA's Phoenix Mars Lander during its more than 9-month journey to Mars.
    This artist's conception shows NASA's Phoenix Mars Lander during its more than 9-month journey to Mars.

    Cruising to Mars

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    Investigators from University of Washington, Johnson Space Center, and Lockheed Martin Missiles and Space, Denver, Colorado, inspect a canister and sample collector soon after opening a container with Stardust material in a laboratory at the JSC.
    Investigators from University of Washington, Johnson Space Center, and Lockheed Martin Missiles and Space, Denver, Colorado, inspect a canister and sample collector soon after opening a container with Stardust material in a laboratory at the JSC.

    Inspecting a Canister and Sample Collector

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    This frame from an animation portrays the unfolding of all three booms making up the antenna for the radar instrument on the European Space Agency's Mars Express orbiter.
    This frame from an animation portrays the unfolding of all three booms making up the antenna for the radar instrument on the European Space Agency's Mars Express orbiter.

    Deployment of Mars Express Radar Antenna Sections (Artist's Concept)

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  • This image is an artist's concept of the Orbiting Carbon Observatory (OCO).
    This image of a model capture magnet was taken after an experiment in a Mars simulation chamber at the University of Aarhus, Denmark.  It has some dust on it, but not as much as that on the Mars Exploration Rover Spirit's capture magnet.

    Testing the Capture Magnet

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    This image, taken in the JPL In-Situ Instruments Laboratory or
    This image, taken in the JPL In-Situ Instruments Laboratory or

    Turning in the Testbed

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    This image shows the deflated airbags retracted underneath the lander petal at the JPL In-Situ Instrument Laboratory.
    This image shows the deflated airbags retracted underneath the lander petal at the JPL In-Situ Instrument Laboratory.

    JPL Testbed Image of Airbag Retraction

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    In the Multi-Payload Processing Facility, workers check the deployment of the cover of the telescope on NASA's Galaxy Evolution Explorer, an orbiting space telescope observing galaxies in ultraviolet light across 10 billion years of cosmic history.
    In the Multi-Payload Processing Facility, workers check the deployment of the cover of the telescope on NASA's Galaxy Evolution Explorer, an orbiting space telescope observing galaxies in ultraviolet light across 10 billion years of cosmic history.

    New Galaxy Quest Readies for Launch

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    Artist's concept of NASA's Cassini spacecraft from December, 2002.
    Artist's concept of NASA's Cassini spacecraft from December, 2002.

    Artist's Concept of Cassini Spacecraft

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