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Weighing asteroids and planets using pulsars![]() Bonn, Germany (SPX) Oct 24, 2018 A team of scientists from the `International Pulsar Timing Array' consortium, led by researchers from the Max Planck Institute for Radio Astronomy in Bonn, Germany, has used pulsar timing data to measure the masses of the dwarf-planet Ceres and other asteroids. The result for the mass of Ceres is 1.3% of the mass of the Earth's moon. The team has also measured the masses of the major planets of the solar system with much improved precision than a past study and demonstrated how pulsar-timing data can be ... read more |
NASA seeks information for gateway cargo delivery servicesWashington DC (SPX) Oct 24, 2018 NASA will lead the development of the Gateway, a permanent spaceship orbiting the Moon, to serve as a home base for human and robotic missions to the surface of the Moon and ultimately, Mars. The fi ... more
Europa plume sites lack expected heat signaturesTucson AZ (SPX) Oct 24, 2018 The study of two potential plume sites on Jupiter's moon Europa has shown a lack of expected hotspot signatures, unlike Enceladus where plumes have a very clear and obvious temperature signature, re ... more
Algorithm takes search for habitable planets to the next levelThuwal, Saudi Arabia (SPX) Oct 22, 2018 An international team of scientists, including high performance computing (HPC) experts from the King Abdullah University for Science and Technology (KAUST), astronomers from the Paris Observatory a ... more
UK-led Space Technology on BepiColombo Mission to MercuryLeicester UK (SPX) Oct 22, 2018 As the BepiColombo spacecraft sets off on its seven year journey to explore the strange world of Mercury this week, it will be carrying a piece of cutting-edge technology developed and built by UK s ... more |
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Asteroid named after university of China's science academyBeijing (XNA) Oct 19, 2018 An asteroid has been named after the university of China's top science academy, with approval from the Minor Planet Center of the International Astronomical Union (IAU). Asteroid Guokeda (Univ ... more
Rare blue asteroid-comet reveals itself during fly-byTucson AZ (SPX) Oct 24, 2018 Blue asteroids are rare, and blue comets are almost unheard of. An international team led by Teddy Kareta, a graduate student at the University of Arizona's Lunar and Planetary Laboratory, investiga ... more
ALMA maps temperature of Jupiter's icy moon EuropaCharlottesville VA (SPX) Oct 24, 2018 Jupiter's icy moon Europa has a chaotic surface terrain that is fractured and cracked, suggesting a long-standing history of geologic activity. A new series of four images of Europa taken with ... more
NASA's Juno Mission Detects Jupiter Wave TrainsPasadena CA (JPL) Oct 24, 2018 Massive structures of moving air that appear like waves in Jupiter's atmosphere were first detected by NASA's Voyager missions during their flybys of the gas-giant world in 1979. The JunoCam camera ... more
How to weigh a black hole with the Webb Space TelescopeBaltimore MD (SPX) Oct 22, 2018 At first glance, the galaxy NGC 4151 looks like an average spiral. Examine its center more closely, though, and you can spot a bright smudge that stands out from the softer glow around it. That poin ... more |
![]() A new way to measure nearly nothing
Astronomers propose a new method for detecting black holesTenerife, Spain (SPX) Oct 22, 2018 Researchers at the Instituto de Astrofisica de Canarias (IAC) have thought out a strategy which could lead to a triplication in the number of known stellar mass black holes. A stellar mass bla ... more |
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Scientist explores a better way to predict space weatherSan Antonio TX (SPX) Oct 24, 2018 Findings recently published by a Southwest Research Institute (SwRI) space scientist shed new light on predicting the thermodynamics of solar flares and other "space weather" events involving hot, f ... more
Grant for solar physics aims to understand the Sun in its entiretyGottingen, Germany (SPX) Oct 24, 2018 The European Research Council (ERC) will fund an ambitious solar physics project at the MPS over the next six years. The research project called WHOLESUN aims at understanding the origin of solar ma ... more
Super-slow pulsar challenges theoryAmsterdam, Netherlands (SPX) Oct 24, 2018 An international team of astronomers have discovered the slowest-spinning radio pulsar yet known. The neutron star spins around only once every 23.5 seconds and is a challenge for theory to explain. ... more
Superflares from young red dwarf stars imperil planetsBaltimore MD (SPX) Oct 22, 2018 The word "HAZMAT" describes substances that pose a risk to the environment, or even to life itself. Imagine the term being applied to entire planets, where violent flares from the host star may make ... more
Students help scientist ID the sonic signatures of solar stormsWashington (UPI) Oct 20, 2018 What does it sound like when solar storms collide with Earth's magnetosphere? Students in London are helping scientists find out. ... more |
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Europa plume sites lack expected heat signatures Tucson AZ (SPX) Oct 24, 2018
The study of two potential plume sites on Jupiter's moon Europa has shown a lack of expected hotspot signatures, unlike Enceladus where plumes have a very clear and obvious temperature signature, research by Planetary Science Institute Senior Scientist Julie Rathbun shows.
"We searched through the available Galileo thermal data at the locations proposed as the sites of potential plumes. Re ... more |
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Plan developed to characterize and identify ocean worlds Tucson AZ (SPX) Oct 24, 2018
Strategies to identify and explore ocean worlds in our solar system should focus on a range of targets, including confirmed and unconfirmed ocean worlds, according to a new paper by a team led by Planetary Science Institute Senior Scientist Amanda R. Hendrix.
Hendrix and Terry A. Hurford of NASA Goddard Space Flight Center are co-lead authors of "The NASA Roadmap to Ocean Worlds" that appe ... more |
Minerals of the world, unite Paris (ESA) Oct 22, 2018
Imagine you are on Mars and you stumble upon an interesting rock. The colours, the shape of the crystals and the place where you find it all tell you: there is more to it than meets the eye. Tool in hand, you analyse how light scatters through it. Seconds later you read the following description on the screen:
Jarosite is a potassium and iron bearing hydrated sulphate. It crystallises with ... more |
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NASA seeks information for gateway cargo delivery services Washington DC (SPX) Oct 24, 2018
NASA will lead the development of the Gateway, a permanent spaceship orbiting the Moon, to serve as a home base for human and robotic missions to the surface of the Moon and ultimately, Mars. The first orbiting lunar laboratory will be a temporary home and office for astronauts for up to three months at a time, with cargo deliveries likely scheduled when crew are not present.
The agency is ... more |
Measuring the speed of sloshing gas in galaxy cluster Taipei, Taiwan (SPX) Oct 19, 2018
Almost all galaxy clusters experience mergers. While a merger takes place, a specific pattern of "spiral" often can be observed in X-ray images. Such a spiral feature is due to the motion of the gas (induced by a merger), called "sloshing gas." Observing a phenomenon similar to sloshing gas in the daily life is easy: when you swirl a wine glass containing some water in it and you will see how th ... more |
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NASA watches airglow, the colors of the upper atmospheric winds Greenbelt MD (SPX) Oct 24, 2018
What does our planet look like from space? Most are familiar with beloved images of the blue marble or pale blue dot - Earth from 18,000 and 3.7 billion miles away, respectively. But closer to home, at the boundary between Earth and space, you might encounter an unfamiliar sight. If you were to peer down on Earth from just 300 miles above the surface, near the orbit of the International Space St ... more |
FEFU astrophysicist contributed into international-team efforts on study Comet 29P Vladivostok, Russia (SPX) Oct 22, 2018
Evgenij Zubko of Far Eastern Federal University (FEFU) in collaboration with other international team members has developed a comprehensive model to explain the results of a photometric study of the Comet Schwassmann-Wachmann 1 (29P) which was successfully accomplished recently. The findings came as a real surprise revealed that the dust environment of 29P predominantly consists of only one type ... more |
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Students help scientist ID the sonic signatures of solar storms Washington (UPI) Oct 20, 2018
What does it sound like when solar storms collide with Earth's magnetosphere? Students in London are helping scientists find out.
Earth's magnetic field features a near-constant cacophony of low-frequency sound waves - too low-pitched to be discernible to the human ear. But by speeding up audio recordings of the magnetosphere, researchers at London's Queen Mary University made the soun ... more |
China's space programs open up to world Beijing (XNA) Oct 24, 2018
When German scientists were conducting micro-gravity experiments on China's recoverable satellite in the 1980s, Chinese space engineer Tang Bochang was busy solving technical problems, while carefully keeping Chinese secrets.
Tang joined the China Academy of Space Technology in 1970, the same year China launched its first satellite. He has participated in the development of returnable sate ... more |
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Measuring the speed of sloshing gas in galaxy cluster Taipei, Taiwan (SPX) Oct 19, 2018
Almost all galaxy clusters experience mergers. While a merger takes place, a specific pattern of "spiral" often can be observed in X-ray images. Such a spiral feature is due to the motion of the gas (induced by a merger), called "sloshing gas." Observing a phenomenon similar to sloshing gas in the daily life is easy: when you swirl a wine glass containing some water in it and you will see how th ... more |
Human neurons are electrically compartmentalized, study finds Washington (UPI) Oct 19, 2018
Neurons inside the human brain are significantly larger than those in rodent brains. According to new research, the enhanced size allows for electrical compartmentalization.
Compartmentalized electrical signaling can help explain the advanced cognitive capabilities of the human brain.
"We've known for over 100 years that these human neurons had different shapes and were much long ... more |
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Installing life support the hands-free way Paris (ESA) Oct 19, 2018
Last week saw the installation of ESA's next-generation life-support system on the International Space Station. The new facility recycles carbon dioxide in the air into water that can then be converted into oxygen reducing supplies sent from Earth by half.
Installing the life support rack in NASA's Destiny laboratory is no easy task as the facility is larger than a human being and weighs o ... more |
UTSA creates web-based open source dashboard of North Pole San Antonio TX (SPX) Oct 23, 2018
It's called ArcCI (or Arctic CyberInfrastructure) and promises to combine the thousands of images that have been taken along the years of the Arctic Ocean into one global database that will help scientists and the world see the physical changes occurring in the region including ice loss.
The hope is that this web-based repository will allow researchers to spend more time analyzing informat ... more |
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Long range ENSO forecasting extended one year Pohang, South Korea (SPX) Oct 17, 2018
Changes in Atlantic Ocean sea surface temperatures can be used to predict extreme climatic variations known as El Nino and La Nina more than a year in advance, according to research conducted at Korea's Pohang University of Science and Technology and published in the journal Scientific Reports.
The El Nino Southern Oscillation (ENSO) is an irregular, periodic variation in trade winds and s ... more |
In five -10 years, gravitational waves could accurately measure universe's expansion Chicago IL (SPX) Oct 24, 2018
Twenty years ago, scientists were shocked to realize that our universe is not only expanding, but that it's expanding fasterover time.
Pinning down the exact rate of expansion, called the Hubble constant after famed astronomer and UChicago alumnus Edwin Hubble, has been surprisingly difficult. Since then scientists have used two methods to calculate the value, and they spit out distressing ... more |
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