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![]() Los Angeles CA (SPX) May 11, 2012 When UCLA's Christopher T. Russell looks at the images of the protoplanet Vesta produced by NASA's Dawn mission, he talks about beauty as much as he talks about science. "Vesta looks like a little planet. It has a beautiful surface, much more varied and diverse than we expected," said Russell, a professor in UCLA's Department of Earth and Space Sciences and the Dawn mission's principal investigator. "We knew Vesta's surface had some variation in color, but we did not expect the diversity that we s ... read more |
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![]() Free-floating planets in the Milky Way outnumber stars by factors of thousands A few hundred thousand billion free-floating life-bearing Earth-sized planets may exist in the space between stars in the Milky Way. So argues an international team of scientists led by Professor Ch ... more | .. |
![]() NASA Spacecraft Detects Changes in Martian Sand Dunes NASA's Mars Reconnaissance Orbiter has revealed that movement in sand dune fields on the Red Planet occurs on a surprisingly large scale, about the same as in dune fields on Earth. This is unexpecte ... more | .. |
![]() Dawn reveals complexities of ancient asteroidal world New findings from NASA's Dawn spacecraft lay the groundwork for the first geological overview of asteroid (4)Vesta and confirm the existence of not one but two giant impact basins in its southern he ... more | .. | ||
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![]() Opportunity Rolling Again After Fifth Mars Winter With its daily supply of solar energy increasing, NASA's durable Mars Exploration Rover Opportunity has driven off the sunward-tilted outcrop, called Greeley Haven, where it worked during its fifth ... more | .. |
![]() NASA Dawn Mission Reveals Secrets of Large Asteroid NASA's Dawn spacecraft has provided researchers with the first orbital analysis of the giant asteroid Vesta, yielding new insights into its creation and kinship with terrestrial planets and Earth's ... more | .. |
![]() Asteroid collision that spawned Vesta's asteroid family occurred more recently than thought A team of researchers led by a NASA Lunar Science Institute (NLSI) member based at Southwest Research Institute has discovered evidence that the giant impact crater Rheasilvia on Asteroid (4) Vesta ... more | .. |
![]() Unseen planet revealed by its gravity More than a 150 years ago, before Neptune was ever sighted in the night sky, French mathematician Urbain Le Verrier predicted the planet's existence based on small deviations in the motion of Uranus ... more |
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![]() Vesta - a planet-like asteroid Even though it doesn't quite qualify as a 'proper' planet, the second most massive asteroid in the Solar System, Vesta - which has a diameter of approximately 530 kilometres - exhibits numerous plan ... more | .. |
![]() Ultra-cool companion helps reveal giant planets An international team of astronomers led by David Pinfield of the University of Hertfordshire has found a brown dwarf that is more than 99% hydrogen and helium. Described as ultra-cool, it has ... more | .. |
![]() Messenger Gains Deputy Principal Investigator Larry Nittler, a staff scientist in the Department of Terrestrial Magnetism of the Carnegie Institution of Washington, has been named deputy principal investigator of the Messenger mission. Messenge ... more | .. |
![]() Middle School Students Send Commands to the International Space Station While only about 200 astronauts have had the thrill of looking down at Earth and commanding systems on the International Space Station, literally thousands of everyday middle-school students have ex ... more |
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![]() Technology developed at Caltech measures Martian sand movement Last year, images from NASA's Mars Reconnaissance Orbiter captured sand dunes and ripples moving across the surface of Mars-observations that challenged previously held beliefs that there was not a ... more | .. |
![]() Beyond Pluto And Exploring the Kuiper Belt New Horizons remains healthy and on course, now more than 23 times as far from the Sun as the Earth is. We will be 32.9 times as far from the Sun as the Earth is when we reach Pluto in three years, ... more | .. |
![]() Prof Active In Mission To Determine Climate Change And Life On Mars NASA's top scientists - including a Texas A and M University researcher - hope to find out how Mars' climate has evolved over billions of years, and answers could come soon in the mission involving ... more | .. |
![]() A Soyuz takes shape in French Guiana for the next dual Galileo satellite launch The launcher for Arianespace's next Soyuz mission from the Spaceport in French Guiana is completing its initial checkout for a flight in the second half of 2012, which will carry another two spacecr ... more |
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![]() NASA Conducts Tests on Orion Service Module Engineers at NASA's Marshall Space Flight Center are testing parts of the Orion service module to ensure the spacecraft can withstand the harsh realities of deep space missions. To date, Marshall ha ... more | .. |
![]() Curtiss-Wright Controls Awarded Contract By Alenia Aermacchi Curtiss-Wright Controls has announced that it has received a contract from Alenia Aermacchi S.p.A. to supply rugged data acquisition subsystems for use in the Intermediate eXperimental Vehicle (IXV) ... more | .. |
![]() TDRS-4 Mission Complete; Spacecraft Retired From Active Service The Tracking and Data Relay Satellite 4 (TDRS-4) recently completed almost 23 years of operations support and successfully completed end-of-mission de-orbit and decommissioning activities. TDRS-4's ... more | .. |
![]() Pratt and Whitney Rocketdyne Propulsion Orbits Critical Communications Satellite for US Military Pratt and Whitney Rocketdyne upperstage propulsion successfully orbited the second in a series of Advanced Extremely High-Frequency (AEHF) communications satellites for the U.S. military once again ... more |
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![]() Russia could join U.S. in Mars mission Russia would be willing to be a partner with the United States on a manned mission to Mars, a Russian space official said at the United Nations. ... more | .. |
![]() Is a new form of life really so alien? The idea of discovering a new form of life has not only excited astronomers and astrobiologists for decades, but also the wider public. The notion that we are the only example of a successful life f ... more | .. |
![]() NASA's Spitzer Sees the Light of Alien 'Super Earth' NASA's Spitzer Space Telescope has detected light emanating from a "super-Earth" planet beyond our solar system for the first time. While the planet is not habitable, the detection is a historic ste ... more | .. |
![]() First light: NIST researchers develop new way to generate superluminal pulses Researchers at the National Institute of Standards and Technology (NIST) have developed a novel way of producing light pulses that are "superluminal"-in some sense they travel faster than the speed ... more |
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![]() Four white dwarf stars caught in the act of consuming 'earth-like' exoplanets University of Warwick astrophysicists have pinpointed four white dwarfs surrounded by dust from shattered planetary bodies which once bore striking similarities to the composition of the Earth. ... more | .. |
![]() Dancing Droplets Rock Out On Space Station Expedition 31 Flight Engineer Don Pettit of NASA has taught more than half a million internet viewers how microgravity affects scientific principles by using everyday objects on the International Sp ... more | .. |
![]() MESSENGER's Cameras Capture 100,000th Image from Mercury Orbit This week, MESSENGER's Mercury Dual Imaging System delivered the 100,000th image of Mercury since the spacecraft entered into orbit around the planet on March 18, 2011. The instrument - one of ... more | .. |
![]() Throwing pebbles to divert asteroid? A swarm of pebble-sized spacecraft could deflect an asteroid on a collision course with Earth, if launched early enough, British researchers say. ... more |
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![]() Some giant planets in other systems most likely to be alone Hot Jupiter-type planets are most likely to be alone in their systems, according to research by a University of Florida astronomer and others. "Hot Jupiters" are giant planets beyond our solar ... more | .. |
![]() SpaceX boss admits sleep elusive before ISS launch Elon Musk, the Internet entrepreneur and owner of SpaceX, which aims to be the first private firm to send a cargo craft to the International Space Station, admits he has a case of pre-launch jitters. ... more | .. |
![]() Looking for Earths by looking for Jupiters In the search for Earth-like planets, it is helpful to look for clues and patterns that can help scientist narrow down the types of systems where potentially habitable planets are likely to be disco ... more | .. |
![]() Antarctic stay to mimic Mars mission European scientists said they'll undergo four months of freezing darkness and isolation in Antarctica in preparation for a possible manned trip to Mars. ... more |
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