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Magma ocean may be responsible for the moon's early magnetic field![]() Tempe AZ (SPX) Apr 26, 2018 Around four billion years ago, the Moon had a magnetic field that was about as strong as Earth's magnetic field is today. How the Moon, with a much smaller core than Earth's, could have had such a strong magnetic field has been an unsolved problem in the history of the Moon's evolution. Scientist Aaron Scheinberg of Princeton, with Krista Soderlund from the University of Texas Institute for Geophysics, and Linda Elkins-Tanton of Arizona State University, set out to determine what may have powered ... read more |
Ultrahigh-pressure laser experiments shed light on super-Earth coresPrinceton NJ (SPX) Apr 26, 2018 Using high-powered laser beams, researchers have simulated conditions inside a planet three times as large as Earth. Scientists have identified more than 2,000 of these "super-Earths," exoplan ... more
Black hole and stellar winds shut down star formation in galaxyBoulder CO (SPX) Apr 19, 2018 Researchers at the University of Colorado Boulder have completed an unprecedented "dissection" of twin galaxies in the final stages of merging. The new study, led by CU Boulder research associ ... more
Extreme Environment of Danakil Depression Sheds Light on Mars, TitanMilton Keynes UK (SPX) Apr 19, 2018 The Danakil Depression in Ethiopia is a spectacular, hostile environment that may resemble conditions encountered on Mars and Titan - as well as in sites containing nuclear waste. From 20 to 28 Janu ... more
Giada Arney Attempts to Answer, "Are We Alone?"Pasadena CA (JPL) Apr 20, 2018 Giada Arney is a Research scientist at NASA Goddard Space Flight Center. Recently JPL's Liz Landau had an opportunity to meet with Giada to talk about her journey to exoplanet science and astrobiolo ... more |
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To see the first-born stars of the universeTempe AZ (SPX) Apr 26, 2018 About 200 to 400 million years after the Big Bang created the universe, the first stars began to appear. Ordinarily stars lying at such a great distance in space and time would be out of reach even ... more
Gaia creates richest star map of our Galaxy - and beyondParis (ESA) Apr 26, 2018 ESA's Gaia mission has produced the richest star catalogue to date, including high-precision measurements of nearly 1.7 billion stars and revealing previously unseen details of our home Galaxy. ... more
Proving what can't be seenMiami FL (SPX) Apr 17, 2018 University of Miami astrophysicist Nico Cappelluti studies the sky. An assistant professor in the Physics Department, Cappelluti is intrigued by the cosmic phenomena of super massive black holes, th ... more
China calls for ideas on design of manned lunar landingBeijing (XNA) Apr 25, 2018 China on Monday called for submissions from the public with creative approaches for the design of its manned lunar landing and ascent vehicles. According to Zhou Jianping, chief designer of Ch ... more
Giant group of octopus moms discovered in the deep seaChicago IL (SPX) Apr 19, 2018 We know more about the surface of the moon that we do about the bottom of the ocean. The sea floor is an alien landscape, with crushing pressure, near-total darkness, and fluids wafting from cracks ... more |
![]() Galaxies grow bigger and puffier as they age
European Solar Telescope will help us to crack mysteries of SunBelfast UK (SPX) Apr 19, 2018 A group of international scientists have met at Queen's University Belfast to finalise plans for a next generation telescope which will help to crack the mysteries of the Sun. The revolutionar ... more |
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Space smash: simulating when satellites collideParis (ESA) Apr 25, 2018 Satellites orbiting Earth are moving at many kilometres per second - so what happens when their paths cross? Satellite collisions are rare, and their consequences poorly understood, so a new project ... more
Aerospace offers new solutions for Space Traffic ManagementColorado Springs CO (SPX) Apr 24, 2018 The Aerospace Corporation's Center for Space Policy and Strategy (CSPS) released two new policy papers that examine major implications for space traffic management due to the proliferation of small, ... more
Molecular evolution: How the building blocks of life may form in spaceWashington DC (SPX) Apr 26, 2018 In a laboratory experiment that mimics astrophysical conditions, with cryogenic temperatures in an ultrahigh vacuum, scientists used an electron gun to irradiate thin sheets of ice covered in basic ... more
Projectile cannon experiments show how asteroids can deliver waterProvidence RI (SPX) Apr 26, 2018 Experiments using a high-powered projectile cannon show how impacts by water-rich asteroids can deliver surprising amounts of water to planetary bodies. The research, by scientists from Brown Univer ... more
Freeing electrons to better trap themGeneva, Switzerland (SPX) Apr 22, 2018 Atoms are composed of electrons moving around a central nucleus they are bound to. The electrons can also be torn away, overcoming the confining force of their nucleus, using the powerful electric f ... more |
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What do Uranus's cloud tops have in common with rotten eggs? Washington DC (SPX) Apr 24, 2018
Hydrogen sulfide, the gas that gives rotten eggs their distinctive odor, permeates the upper atmosphere of the planet Uranus - as has been long debated, but never definitively proven. Based on sensitive spectroscopic observations with the Gemini North telescope, astronomers uncovered the noxious gas swirling high in the giant planet's cloud tops. This result resolves a stubborn, long-standing my ... more |
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Extreme Environment of Danakil Depression Sheds Light on Mars, Titan Milton Keynes UK (SPX) Apr 19, 2018
The Danakil Depression in Ethiopia is a spectacular, hostile environment that may resemble conditions encountered on Mars and Titan - as well as in sites containing nuclear waste. From 20 to 28 January 2018, five teams of researchers and more than 30 support staff visited two locations in the region to study the microbiology, geology, and chemistry at the Dallol hydrothermal outcrop and the sali ... more |
Bernese Mars camera CaSSIS sends first colour images from Mars Bern, Switzerland (SPX) Apr 27, 2018
The Mars camera CaSSIS on the ExoMars Trace Gas Orbiter has returned its first colour images of the red planet. The camera system, which was developed at the University of Bern, is now ready for the start of its prime mission on April 28, 2018.
The Colour and Stereo Surface Imaging System (CaSSIS) has been designed by an international team under guidance of the University of Bern. The Mars ... more |
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China calls for ideas on design of manned lunar landing Beijing (XNA) Apr 25, 2018
China on Monday called for submissions from the public with creative approaches for the design of its manned lunar landing and ascent vehicles.
According to Zhou Jianping, chief designer of China's manned space program, the aim is to find innovative ideas for the design of manned lunar surface landing and ascent vehicles.
Submissions should include new concepts, approaches, and techn ... more |
Proving what can't be seen Miami FL (SPX) Apr 17, 2018
University of Miami astrophysicist Nico Cappelluti studies the sky. An assistant professor in the Physics Department, Cappelluti is intrigued by the cosmic phenomena of super massive black holes, the nature of dark matter, and active galactic nuclei, which is the very bright light source found at the center of many galaxies.
Recently, Cappelluti published findings that could give insight o ... more |
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China to launch new Earth observation satellite in May Harbin, China (XNA) Apr 26, 2018
China is to launch Gaofen-5, a hyperspectral imaging satellite for Earth observation, at the beginning of May.
The new satellite, capable of obtaining spectral information from ultraviolet to long-wave infrared radiation, can be used to survey inland waters and mineral resources, said Tong Xudong, director of the Earth Observation System and Data Center, China National Space Administration ... more |
Projectile cannon experiments show how asteroids can deliver water Providence RI (SPX) Apr 26, 2018
Experiments using a high-powered projectile cannon show how impacts by water-rich asteroids can deliver surprising amounts of water to planetary bodies. The research, by scientists from Brown University, could shed light on how water got to the early Earth and help account for some trace water detections on the Moon and elsewhere.
"The origin and transportation of water and volatiles is on ... more |
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European Solar Telescope will help us to crack mysteries of Sun Belfast UK (SPX) Apr 19, 2018
A group of international scientists have met at Queen's University Belfast to finalise plans for a next generation telescope which will help to crack the mysteries of the Sun.
The revolutionary four-metre telescope is being designed to investigate the Sun at unprecedented resolution. It will allow scientists to identify structures as small as 30km, which is the equivalent to finding a poun ... more |
China outlines roadmap for deep space exploration Harbin, China (XNA) Apr 26, 2018
China is planning four deep space exploration missions before 2030, including probes to Mars, asteroids and Jupiter, says Pei Zhaoyu, deputy director of the Lunar Exploration and Space Program Center of the China National Space Administration.
China would launch its first Mars probe in 2020, and it was expected to orbit around, land and put a rover on the Red Planet, Pei told a space confe ... more |
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Proving what can't be seen Miami FL (SPX) Apr 17, 2018
University of Miami astrophysicist Nico Cappelluti studies the sky. An assistant professor in the Physics Department, Cappelluti is intrigued by the cosmic phenomena of super massive black holes, the nature of dark matter, and active galactic nuclei, which is the very bright light source found at the center of many galaxies.
Recently, Cappelluti published findings that could give insight o ... more |
Genetic adaptations to diving discovered in humans for the first time Cambridge UK (SPX) Apr 20, 2018
Evidence that humans can genetically adapt to diving has been identified for the first time in a new study. The evidence suggests that the Bajau, a people group indigenous to parts of Indonesia, have genetically enlarged spleens which enable them to free dive to depths of up to 70m.
It has previously been hypothesised that the spleen plays an important role in enabling humans to free dive ... more |
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2020 Decadal Survey Missions: At a Glance Greenbelt MD (SPX) Apr 25, 2018
Any telescope that reaches the launch pad in the 2030s likely will look much different than the concepts four teams are currently studying to inform the 2020 Decadal Survey for Astrophysics, but the studies do offer a roadmap. Here's a brief overview of each:
LUVOIR, now being studied by a team at NASA's Goddard Space Flight Center in Greenbelt, Maryland, is conceived as a great observator ... more |
Shift in ocean circulation triggered the end of the last ice age Washington (UPI) Apr 24, 2018
The end of the last ice age was precipitated by a shift in the circulation of the North Pacific Ocean some 15,000 years ago.
According to new research by scientists at the University of St. Andrews, the altered circulation released large amounts of CO2 into the atmosphere, warming Earth's climate.
Scientists modeled the ancient shifts in circulation and ocean-atmosphere gas excha ... more |
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After Cape Town, Ivory Coast city feels the thirst Bouake, Ivory Coast (AFP) April 26, 2018
Earlier this year, Cape Town grabbed the world's headlines as it careened towards a water armageddon.
Crippled by a three-year-long drought, the South African city braced for a complete shutdown of domestic water supplies.
In the event, Cape Town dodged the immediate bullet. But thousands of kilometres (miles) away, another African city has had far less luck - and much less attention fo ... more |
Searching for Continuous Gravitational Waves Hannover, Germany (SPX) Apr 13, 2018
A permanent Max Planck Independent Research Group under the leadership of Dr. M. Alessandra Papa has been established at the Max Planck Institute for Gravitational Physics (Albert Einstein Institute; AEI) in Hannover.
The primary goal of the research group "Searching for Continuous Gravitational Waves" is to make the first direct detection of gravitational waves from rapidly rotating neutr ... more |
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