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News About Asteroids And Comets
June 18, 2015
UCLA-led NASA mission provides closest ever look at dwarf planet Ceres
Pasadena CA (JPL) Jun 16, 2015
A NASA mission led by UCLA professor Christopher Russell has released new images of the dwarf planet Ceres, the largest asteroid between Mars and Jupiter. The photos were produced by the spacecraft Dawn, which is now observing Ceres from 2,700 miles above its surface; NASA has also produced a one-minute video animation that sheds new light on this mysterious and heavily cratered world. "Everything we learn from Ceres will be absolutely new," said Christopher Russell, a UCLA professor of space phys ... read more

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Asteroid Icarus to Make Distant Pass Tuesday
Asteroid Icarus will safely pass by Earth at more than 21 times the distance of Earth to the moon on June 16. To put it another way, Icarus, one of the first near-Earth asteroids ever discover ... more
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'Hello Earth': Comet probe Philae wakes up
The European space probe Philae woke up overnight after a months-long sleep as it hurtled towards towards the Sun on the back of a comet, the French space chief said Sunday. "We received new s ... more
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New scientific dawn may beckon for Europe's comet lab
Europe's comet probe Philae may soon resume work after seven months in hibernation, delving deeper for existential secrets thought to lie hidden under the surface of its frozen host, controllers said Monday. ... more
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Lander makes fresh contact from comet surface: agency
Europe's robot lab Philae has called home once more, a day after sending its first message in seven months in its trek towards the Sun on the back of a comet, mission officals said Monday. ... more
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Bright Spots Shine in Newest Dawn Ceres Images
New images of dwarf planet Ceres, taken by NASA's Dawn spacecraft, show the cratered surface of this mysterious world in sharper detail than ever before. These are among the first snapshots from Daw ... more
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Sunset Jets on Rosetta's Comet
When night falls on Rosetta's comet 67P/Churyumov-Gerasimenko, the bizarrely shaped body remains active. This can be seen in new images of the Ma'at region located on the comet's "head" captured by ... more
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NASA Instrument on Rosetta Makes Comet Atmosphere Discovery
Data collected by NASA's Alice instrument aboard the European Space Agency's Rosetta spacecraft reveal that electrons close to the surface of comet 67P/Churyumov-Gerasimenko - not photons from the s ... more
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Ultraviolet study reveals surprises in comet coma
Rosetta's continued close study of Comet 67P/Churyumov-Gerasimenko has revealed an unexpected process at work, causing the rapid breakup of water and carbon dioxide molecules spewing from the comet' ... more
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Alice's UV close-up provides a surprising discovery about comet's atmosphere
A close-up of Comet 67P/Churyumov-Gerasimenko by NASA's ultraviolet instrument surprised scientists by revealing that electrons close to the comet's surface - not photons from the Sun as had been be ... more
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Dawn seeking greater riches as second orbit of Ceres begins
A bold adventurer from Earth is gracefully soaring over an exotic world of rock and ice far, far away. Having already obtained a treasure trove from its first mapping orbit, Dawn is now seeking even ... more
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How comets were assembled
Rosetta's target "Chury" and other comets observed by space missions show common evidence of layered structures and bi-lobed shapes. With 3D computer simulations Martin Jutzi of PlanetS at the Unive ... more
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Dawn Spirals Closer to Ceres, Returns a New View
A new view of Ceres, taken by NASA's Dawn spacecraft on May 23, shows finer detail is becoming visible on the dwarf planet. The spacecraft snapped the image at a distance of 3,200 miles (5,100 ... more
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Ceres Bright Spots Seen Closer Than Ever
NASA's Dawn mission captured a sequence of images, taken for navigation purposes, of dwarf planet Ceres on May 16, 2015. The image showcases the group of the brightest spots on Ceres, which continue ... more
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Ceres bright spots: Clearer pictures, but still no answers
Scientists had hoped sharper images of Ceres and its mysterious bright spots would provide some clarity as to their nature and origin, but they remain befuddled. ... more
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Rosetta spots balancing rock on Comet 67P
Scientists have spotted a balancing rock among dust and crags of Comet 67P. Researchers spotted the seemingly teetering boulder while analyzing images collected by the Rosetta probe and its OSIRIS camera. ... more
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NASA Seeks Additional Information for Asteroid Redirect Mission Spacecraft
NASA has issued a Request for Information (RFI) seeking ideas from American companies for a spacecraft design that could be used for both the agency's Asteroid Redirect Mission (ARM) and a robotic s ... more
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    NASA asks for new ideas to bolster asteroid redirect mission
    NASA is asking American tech, engineering and aerospace firms for fresh ideas on how best to maneuver an asteroid. ... more
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    NASA Awards Study Contract To Deep Space Industries
    NASA has selected Deep Space Industries (DSI) for two contracts devoted to developing critical technologies for utilizing asteroid resources. One will support the development of asteroid regolith si ... more
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    Comet Wild 2: A window into the birth of the solar system
    Our solar system, and other planetary systems, started as a disk of microscopic dust, gas, and ice around the young Sun. The amazing diversity of objects in the solar system today - the planets, moo ... more
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    Asteroid Distant 'Flyby' Thursday
    An asteroid, designated 1999 FN53, will safely pass more than 26 times the distance of Earth to the moon on May 14. To put it another way, at its closest point, the asteroid will get no closer than ... more
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    Galactic Gold Rush: Asteroid Mining to Start This Summer
    Asteroid mining may not be the stuff of sci-fi flicks for long, as one company prepares to launch its first exploratory satellite from the International Space Station in July. Planetary Resources is ... more
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    Ceres Animation Showcases Bright Spots
    The mysterious bright spots on the dwarf planet Ceres are better resolved in a new sequence of images taken by NASA's Dawn spacecraft on May 3 and 4, 2015. The images were taken from a distance of 8 ... more
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    Getting Down to Science at Ceres
    Dawn's assignment when it embarked on its extraordinary extraterrestrial expedition in 2007 can be described quite simply: explore the two most massive uncharted worlds in the inner solar system. It ... more
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    Meteors from Halley's Comet
    As May of 2015 unfolds, Halley's Comet is more than 5 billion kilometers from Earth, receding into the inky blackness of the outer solar system, where its looping orbit takes it every 76 years. Dim ... more
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