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Particles collected by Hayabusa give absolute age of asteroid Itokawa![]() Osaka, Japan (SPX) Aug 28, 2018 Understanding the origin and time evolution of near-Earth asteroids (NEAs) is an issue of scientific interest and practical importance because they are potentially hazardous to the Earth. However, when and how these NEAs were formed and what they suffered during their lifetime remain enigmas. Japanese scientists, including those from Osaka University, closely examined particles collected from the asteroid Itokawa by the spacecraft Hayabusa, finding that the parent body of Itokawa was formed about ... read more |
The Halloween asteroid prepares to return in 2018Andalusia, Spain (SPX) Aug 28, 2018 There is just over two months to go until asteroid 2015 TB145 approaches Earth once again, just as it did in 2015 around the night of Halloween, an occasion which astronomers did not pass up to stud ... more
Potentially hazardous asteroids to swing past Earth this weekWashington (Sputnik) Aug 28, 2018 Asteroids deemed potentially hazardous by officials at the US' National Aeronautics and Space Administration (NASA) are set to swing past Earth this week, starting on Tuesday. The first, 2016 ... more
Particles collected by spacecraft help date ancient asteroid ItokawaWashington (UPI) Aug 27, 2018 For the first time, scientists have used particles collected in space to establish the age of an asteroid. ... more
JPL roles in NASA's Parker Solar ProbePasadena CA (JPL) Aug 28, 2018 The navigation for NASA's Parker Solar Probe is led by the agency's Jet Propulsion Laboratory in Pasadena, California, which also has a role in two of the spacecraft's four onboard instrument suites ... more |
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Direct evidence of ice on Moon surface discoveredManoa HI (SPX) Aug 24, 2018 A team of scientists led by researchers from the University of Hawaii at Manoa School of Ocean and Earth Science and Technology (SOEST) found the first direct evidence of surface-exposed water ice i ... more
Infant exoplanet weighed by Hipparcos and GaiaParis (ESA) Aug 24, 2018 The mass of a very young exoplanet has been revealed for the first time using data from ESA's star mapping spacecraft Gaia and its predecessor, the quarter-century retired Hipparcos satellite. ... more
Precise records of baby stars' growth caught at millimeter wavelengthsTaipei, Taiwan (SPX) Aug 24, 2018 Babies grow up fast in the blink of an eye and thus their parents wish to record their growth without missing any moment. This is true not only for human babies but also for baby stars, called proto ... more
Stars memorize rebirth of our home galaxySendai, Japan (SPX) Aug 24, 2018 The Milky Way galaxy has died once before and we are now in what is considered its second life. Calculations by Masafumi Noguchi (Tohoku University) have revealed previously unknown details about th ... more
Michigan meteor could help researchers understand near-Earth object threatsSan Francisco CA (SPX) Aug 23, 2018 The bright flashes that lit up the evening skies near Detroit, Michigan earlier this year were not the only signs of the meteor that disintegrated in the atmosphere on 17 January 2018. The meteor ex ... more |
![]() Infant exoplanet weighed by Hipparcos and Gaia
Crystalline silica in meteorite brings scientists closer to understanding solar evolutionTokyo, Japan (SPX) Aug 23, 2018 A team of researchers from Waseda University, the Graduate University for Advanced Studies, the University of Hawaii at Manoa, Harvard University, and the National Institute for Polar Research disco ... more |
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Researchers shine a light on 150-year-old mysteryVancouver, Canada (SPX) Aug 23, 2018 The idea that light has momentum is not new, but the exact nature of how light interacts with matter has remained a mystery for close to 150 years. New research from UBC's Okanagan campus, recently ... more
In neutron stars, protons may do the heavy liftingTel Aviv, Israel (SPX) Aug 23, 2018 Neutron stars are the smallest, densest stars in the universe, born out of the gravitational collapse of extremely massive stars. True to their name, neutron stars are composed almost entirely of ne ... more
Bricks from Moon dustParis (ESA) Aug 21, 2018 Lunar masonry starts on Earth. European researchers are working with Moon dust simulants that could one day allow astronauts to build habitats on our natural satellite and pave the way for human spa ... more
Scientists confirm ice exists at Moon's polesTampa (AFP) Aug 21, 2018 Scientists said Tuesday they have confirmed the existence of ice on the Moon's surface for the first time, a discovery that could one day help humans survive there. ... more
Why Asteroid Bennu? 10 ReasonsWashington DC (SPX) Aug 22, 2018 After traveling for two years and billions of kilometers from Earth, the OSIRIS-REx probe is only a few months away from its destination: the intriguing asteroid Bennu. When it arrives in December, ... more |
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Study helps solve mystery under Jupiter's coloured bands Canberra, Australia (SPX) Aug 10, 2018
Scientists from Australia and the United States have helped to solve the mystery underlying Jupiter's coloured bands in a new study on the interaction between atmospheres and magnetic fields.
Jupiter is the largest planet in our solar system. Unlike Earth, Jupiter has no solid surface - it is a gaseous planet, consisting mostly of hydrogen and helium.
Several strong jet streams flo ... more |
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Infant exoplanet weighed by Hipparcos and Gaia Paris (ESA) Aug 23, 2018
The mass of a very young exoplanet has been revealed for the first time using data from ESA's star mapping spacecraft Gaia and its predecessor, the quarter-century retired Hipparcos satellite.
Astronomers Ignas Snellen and Anthony Brown from Leiden University, the Netherlands, deduced the mass of the planet Beta Pictoris b from the motion of its host star over a long period of time as capt ... more |
NASA's InSight passes halfway to Mars, instruments check in Pasadena CA (JPL) Aug 21, 2018
NASA's InSight spacecraft, en route to a Nov. 26 landing on Mars, passed the halfway mark on Aug. 6. All of its instruments have been tested and are working well.
As of Aug. 20, the spacecraft had covered 172 million miles (277 million kilometers) since its launch 107 days ago. In another 98 days, it will travel another 129 million miles (208 million kilometers) and touch down in Mars' Ely ... more |
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Bricks from Moon dust Paris (ESA) Aug 21, 2018
Lunar masonry starts on Earth. European researchers are working with Moon dust simulants that could one day allow astronauts to build habitats on our natural satellite and pave the way for human space exploration.
The surface of the Moon is covered in grey, fine, rough dust. This powdery soil is everywhere - an indigenous source that could become the ideal material for brickwork. You can c ... more |
In neutron stars, protons may do the heavy lifting Tel Aviv, Israel (SPX) Aug 23, 2018
Neutron stars are the smallest, densest stars in the universe, born out of the gravitational collapse of extremely massive stars. True to their name, neutron stars are composed almost entirely of neutrons - neutral subatomic particles that have been compressed into a small, incredibly dense celestial package.
A new study in Nature suggests that some properties of neutron stars may be influ ... more |
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European wind survey satellite launched from French Guyana Kourou, Guyana (AFP) Aug 23, 2018
A new satellite that will use advanced laser technology to track global winds and improve weather forecasts has been successfully put into orbit, launch company Arianespace said.
The launch of the "Aeolus" satellite - named after the guardian of wind in Greek mythology - took place at 2120 GMT Wednesday, after a 24-hour delay due to adverse weather conditions.
Arianespace's light-lift ... more |
Michigan meteor could help researchers understand near-Earth object threats San Francisco CA (SPX) Aug 23, 2018
The bright flashes that lit up the evening skies near Detroit, Michigan earlier this year were not the only signs of the meteor that disintegrated in the atmosphere on 17 January 2018. The meteor explosion was also captured by infrasonic microphones and seismometers, offering a rare chance to compare these data with satellite and ground camera images.
In a report in Seismological Research ... more |
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New kind of aurora is not an aurora at all Washington DC (SPX) Aug 24, 2018
Thin ribbons of purple and white light that sometimes appear in the night sky were dubbed a new type of aurora when brought to scientists' attention in 2016. But new research suggests these mysterious streams of light are not an aurora at all but an entirely new celestial phenomenon.
Amateur photographers had captured the new phenomenon, called STEVE, on film for decades. But the scientifi ... more |
China unveils Chang'e-4 rover to explore Moon's far side Beijing (XNA) Aug 17, 2018
China's moon lander and rover for the Chang'e-4 lunar probe, which is expected to land on the far side of the moon this year, was unveiled Wednesday.
Images displayed at Wednesday's press conference showed the rover was a rectangular box with two foldable solar panels and six wheels. It is 1.5 meters long, 1 meter wide and 1.1 meters high.
Wu Weiren, the chief designer of China's lun ... more |
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In neutron stars, protons may do the heavy lifting Tel Aviv, Israel (SPX) Aug 23, 2018
Neutron stars are the smallest, densest stars in the universe, born out of the gravitational collapse of extremely massive stars. True to their name, neutron stars are composed almost entirely of neutrons - neutral subatomic particles that have been compressed into a small, incredibly dense celestial package.
A new study in Nature suggests that some properties of neutron stars may be influ ... more |
DNA analysis of 6,500-year-old human remains in Israel points to origin of ancient culture Tel Aviv, Israel (SPX) Aug 24, 2018
An international team of researchers from Tel Aviv University, the Israel Antiquities Authority and Harvard University has discovered that waves of migration from Anatolia and the Zagros mountains (today's Turkey and Iran) to the Levant helped develop the Chalcolithic culture that existed in Israel's Upper Galilee region some 6,500 years ago.
The study is one of the largest ancient DNA stu ... more |
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Students experience the power of controlling satellites in space Houston TX (SPX) Aug 28, 2018
Earth-bound electronic games can't compete with actually controlling a squadron of miniature robotic satellites in space. Through the Synchronized Position Hold, Engage, Reorient Experimental Satellites- Zero Robotics (SPHERES-Zero-Robotics) challenge, students compete to experience this power and excitement.
Using a trio of autonomous satellites on the International Space Station, SPHERES ... more |
NASA gets up close with Greenland's melting ice Pasadena CA (JPL) Aug 24, 2018
With a new research plane and a new base to improve its chances of outsmarting Atlantic hurricanes, NASA's Oceans Melting Greenland campaign takes to the sky this week for its third year of gathering data on how the ocean around Greenland is melting its glaciers.
OMG's first two years of operations already collected the most comprehensive data available on the subject, but OMG Principal In ... more |
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Southern California coast emerges as a toxic algae hot spot Los Angeles CA (SPX) Aug 27, 2018
A new, comprehensive survey led by USC scientists shows the Southern California coast harbors some of the world's highest concentrations of an algal toxin dangerous to wildlife and people who eat local seafood.
Episodic outbreaks of algae-produced toxins make Southern California coast emerges as a toxic algae hot spots every few years when stricken marine animals wash ashore between Santa ... more |
Household phenomenon observed by Leonardo da Vinci finally explained Cambridge UK (SPX) Aug 09, 2018
An everyday occurrence spotted when we turn on the tap to brush our teeth has baffled engineers for centuries - why does the water splay when it hits the sink before it heads down the plughole?
Famous inventor and painter Leonardo da Vinci documented the phenomenon, now known as a hydraulic jump, back in the 1500s. Hydraulic jumps are harmless in our household sinks but they can cause viol ... more |
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