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This image from NASA Dawn spacecraft shows a part of Vesta northern hemisphere, which is mostly in darkness. Since Dawn arrival at asteroid Vesta the sun has not illuminated Vesta most northerly latitudes.

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The artist concept depicts Kepler-62e, a super-Earth-size planet in the habitable zone of a star smaller and cooler than the sun, located about 1,200 light-years from Earth in the constellation Lyra.

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This daytime infrared image of Rabe Crater illustrates the warming effect of the sun on sand. The extensive sand sheet and dunes of Rabe crater appear bright in the infrared indicating they are warmer than the surrounding floor and plains materials.

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The sun sets behind Space Launch Complex 2, Vandenberg Air Force Base, California, where NASA Soil Moisture Active Passive SMAP mission satellite is being prepared for liftoff. Launch is scheduled for Jan. 29.

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NASA Kepler mission has discovered a new planetary system that is home to the smallest planet yet found around a star like our sun, approximately 210 light-years away in the constellation Lyra.

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This is an artist concept of a plume of water vapor thought to be ejected off the frigid, icy surface of the Jovian moon Europa, located about 500 million miles 800 million kilometers from the sun.

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This graphic shows the flux of radiation detected by NASA Mars Science Laboratory on the trip from Earth to Mars; the spikes in radiation levels occurred because of large solar energetic particle events caused by giant flares on the sun.

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The sun has now risen over the south pole of Mars. The polar surface is defrosting. This captured by NASA 2001 Mars Odyssey spacecraft image shows layering near the margin of the south polar cap.

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This trio of ghostly images from NASA Spitzer Space Telescope shows the disembodied remains of dying stars called planetary nebulas. Planetary nebulas are a late stage in a sun-like star life.

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The third closest star system to the sun, called WISE J104915.57-531906, center of large image, which was taken by NASA WISE. It appeared to be a single object, but a sharper image from Gemini Observatory, revealed that it was binary star system.

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Artist concept of the interaction of the solar wind the supersonic outflow of electrically charged particles from the Sun with Pluto predominantly nitrogen atmosphere based on NASA New Horizons SWAP instrument.

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Canyons and mountain peaks snake along the terminator on the crater-covered, icy moon Dione. With the Sun at a low angle on their local horizon, the line of mountain ridges above center casts shadows toward the east

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This artist concept shows NASA two Voyager spacecraft exploring a turbulent region of space known as the heliosheath, the outer shell of the bubble of charged particles around our sun. The Voyagers have been in space 33 years.

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The Dumbbell nebula, also known as Messier 27, pumps out infrared light in this image from NASA Spitzer Space Telescope. Planetary nebulae are now known to be the remains of stars that once looked a lot like our sun.

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NASA Cassini spacecraft imaged the surface of Saturn moon Helene as the it flew by the moon on Jan. 31, 2011. Helene is a Trojan moon of Dione, named for the Trojan asteroids that orbit 60 degrees ahead of and behind Jupiter as it circles the Sun.

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This image shows Phobos, the larger of Mars two moons, as it transits in front of the sun. This image was taken by NASA Mars Exploration Rover Opportunity during the afternoon of the rover 3,078th Martian day, or sol.

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The artist concept depicts Kepler-62f, a super-Earth-size planet in the habitable zone of a star smaller and cooler than the sun, located about 1,200 light-years from Earth in the constellation Lyra.

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This three-color combination constructed from ESA Planck two highest frequency channels and an image obtained with the NASA Infrared Astronomical Satellite shows local dust structures within 500 light-years of the sun.

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As winter turns to spring at the south polar ice cap of Mars, the rising sun reveals dark spots and fans emerging from the cold polar night. Using visual images left and temperature data right

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This artist concept illustrates the frenzied activity at the core of our Milky Way galaxy. The galactic center hosts a supermassive black hole in the region known as Sagittarius A*, or Sgr A*, with a mass of about four million times that of our sun.

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Observations from NASA WISE all-sky survey reveal new clues about Jovian Trojans, mysterious asteroids that orbit in front of and behind Jupiter in its path around the sun seen here in an artist’s concept.

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This chart shows what types of objects WISE can and cannot see at certain distances from our sun. Bodies with larger masses are brighter, and therefore can be seen at greater distances.

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NASA Cassini spacecraft has delivered a glorious view of Saturn, taken while the spacecraft was in Saturn shadow. The cameras were turned toward Saturn and the sun so that the planet and rings are backlit.

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The red smudge at the center of this image is the first comet discovered by NASA Wide-Field Infrared Survey Explorer, or WISE. The comet is a dusty mass of ice and parades around the sun every 4.7 years.

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Contenido y metadatos proporcionados por la NASA Image and Video Library.