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Scientist helps discover how water is regenerated on asteroids![]() Perth, Australia (SPX) Oct 09, 2019 Scientists have discovered how water molecules can be regenerated on asteroids moving through space, in an exciting breakthrough that could extend to other bodies such as the Moon. Published in the journal Nature Astronomy, the new research shows water can be replenished on the surface of asteroids if both solar wind and impacting meteoroids come together at very low temperatures. Lead Australian author Dr. Katarina Miljkovic, from Curtin University's Space Science and Technology Centre, sai ... read more |
Pressure runs high at edge of solar systemGreenbelt MD (SPX) Oct 09, 2019 Out at the boundary of our solar system, pressure runs high. This pressure, the force plasma, magnetic fields and particles like ions, cosmic rays and electrons exert on one another when they flow a ... more
Not long ago, the center of the Milky Way explodedCanberra, Australia (SPX) Oct 07, 2019 A titanic, expanding beam of energy sprang from close to the supermassive black hole in the centre of the Milky Way just 3.5 million years ago, sending a cone-shaped burst of radiation through both ... more
Draconid meteor shower to light up the skiesWashington DC (UPI) Oct 08, 2019 Get ready for a modest midweek meteor shower. That's what the Draconids promise to deliver. ... more
Scientists observe formation of individual viruses, a firstWashington (UPI) Oct 4, 2019 Scientists have captured images of individual viruses forming, gaining insights into the mechanics of viral assembly. ... more |
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Twin baby stars grow amongst a twisting network of gas and dustMunich, Germany (SPX) Oct 07, 2019 The two baby stars were found in the [BHB2007] 11 system - the youngest member of a small stellar cluster in the Barnard 59 dark nebula, which is part of the clouds of interstellar dust called the P ... more
A dusty lab in the skyGreenbelt MD (SPX) Oct 07, 2019 Joe Nuth loves dust. Among astronomers, that puts him in a minority. "The traditional astronomers - the people looking at galaxies and stars - they hate dust," said Nuth, a planetary scientist ... more
Sun science has a bright future on the MoonGreenbelt MD (SPX) Oct 04, 2019 There are many reasons NASA is pursuing the Artemis mission to land astronauts on the Moon by 2024: It's a crucial way to study the Moon itself and to pave a safe path to Mars. But it's also a great ... more
Lab uses deep learning to monitor the Sun's ultraviolet emissionMountain View CA (SPX) Oct 03, 2019 A NASA Frontier Development Lab (FDL) team has shown that by using deep learning, it is possible to virtually monitor the Sun's extreme ultraviolet (EUV) irradiance, which is a key driver of space w ... more
The role of a cavity in the hypernova ejecta of a gamma-ray burstPescara, Italy (SPX) Oct 04, 2019 Since 2018, a new style of research has been introduced in gamma-ray-bursts (GRBs) studies: it does not describe the prompt radiation phase observed by the Neil Gehrels Swift Observatory and the NAS ... more |
![]() New 'fuzzy' dark matter research disrupts conventional thinking
Two ancient migration events in the Andromeda GalaxyHilo HI (SPX) Oct 03, 2019 Large galaxies like the one we live in, the Milky Way, are believed to grow through repeated merging with smaller, dwarf galaxies. Gas and dwarf galaxies in the vast cosmic web follow the gravitatio ... more |
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When debris overwhelms space exploitationBethesda MD (SPX) Oct 08, 2019 We see more and more reports of debris concern among satellite operators and space observers. Add to this the many recent announcements of multiple broadband satellite constellations that are being ... more
Were hot, humid summers the key to life's origins?St. Louis, MO (SPX) Oct 08, 2019 Uncovering how the first biological molecules (like proteins and DNA) arose is a major goal for researchers attempting to solve the origin of life. Today, chemists at Saint Louis University, in coll ... more
Neutrino produced in a cosmic collider far awayBonn, Germany (SPX) Oct 03, 2019 The neutrino event IceCube 170922A, detected at the IceCube Neutrino Observatory at the South Pole, appears to originate from the distant active galaxy TXS 0506+056, at a light travel distance of 3. ... more
Is it possible to borrow energy from an empty spaceVienna, Austria (SPX) Oct 03, 2019 Energy is a quantity that must always be positive - at least that's what our intuition tells us. If every single particle is removed from a certain volume until there is nothing left that could poss ... more
Illinois researchers develop new framework for nanoantenna light absorptionUrbana IL (SPX) Sep 24, 2019 Harnessing light's energy into nanoscale volumes requires novel engineering approaches to overcome a fundamental barrier known as the "diffraction limit." However, University of Illinois researchers ... more |
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NASA's Juno prepares to jump Jupiter's shadow Pasadena CA (JPL) Oct 02, 2019
Last night, NASA's Juno mission to Jupiter successfully executed a 10.5-hour propulsive maneuver - extraordinarily long by mission standards. The goal of the burn, as it's known, will keep the solar-powered spacecraft out of what would have been a mission-ending shadow cast by Jupiter on the spacecraft during its next close flyby of the planet on Nov. 3, 2019.
Juno began the maneuver yeste ... more |
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Scientists observe formation of individual viruses, a first Washington (UPI) Oct 4, 2019
Scientists have captured images of individual viruses forming, gaining insights into the mechanics of viral assembly.
"Structural biology has been able to resolve the structure of viruses with amazing resolution, down to every atom in every protein," Vinothan Manoharan, a professor of physics and chemical engineering at the Harvard University, said in a news release. "But we still didn' ... more |
Curiosity findings suggest Mars once featured dozens of shallow briny ponds Washington (UPI) Oct 7, 2019
Data collected by NASA's Curiosity rover suggests Mars once hosted dozens of shallow briny ponds that periodically overflowed and then dried.
Scientists on the Curiosity mission described their interpretation of the rover's Gale Crater observations - and of the ancient Martian landscape - in a new paper published Monday in the journal Nature Geoscience.
Soil and rock samples co ... more |
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NASA seeks industry input on hardware production for lunar spacesuit Washington DC (SPX) Oct 07, 2019
When the first woman and next man step foot on the Moon in 2024, they will be wearing the next generation of spacesuits designed to give astronauts enhanced mobility to accomplish their exploration tasks on the lunar surface. NASA is currently designing and developing a new spacesuit system, called the Exploration Extravehicular Mobility Unit or xEMU, for use during Artemis missions at the Moon ... more |
A dusty lab in the sky Greenbelt MD (SPX) Oct 07, 2019
Joe Nuth loves dust. Among astronomers, that puts him in a minority.
"The traditional astronomers - the people looking at galaxies and stars - they hate dust," said Nuth, a planetary scientist at NASA's Goddard Space Flight Center in Greenbelt, Maryland. "It's the stuff that's in their way."
Like the Earthly dust that gathers under your bed, cosmic dust is hard to avoid. "It's about ... more |
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Successful ocean-monitoring satellite mission ends Pasadena CA (JPL) Oct 07, 2019
The Jason-2/Ocean Surface Topography Mission (OSTM), the third in a U.S.-European series of satellite missions designed to measure sea surface height, successfully ended its science mission on Oct. 1. NASA and its mission partners made the decision to end the mission after detecting deterioration in the spacecraft's power system.
Jason-2/OSTM, a joint NASA mission with the French space age ... more |
Scientist helps discover how water is regenerated on asteroids Perth, Australia (SPX) Oct 09, 2019
Scientists have discovered how water molecules can be regenerated on asteroids moving through space, in an exciting breakthrough that could extend to other bodies such as the Moon.
Published in the journal Nature Astronomy, the new research shows water can be replenished on the surface of asteroids if both solar wind and impacting meteoroids come together at very low temperatures.
Le ... more |
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Lab uses deep learning to monitor the Sun's ultraviolet emission Mountain View CA (SPX) Oct 03, 2019
A NASA Frontier Development Lab (FDL) team has shown that by using deep learning, it is possible to virtually monitor the Sun's extreme ultraviolet (EUV) irradiance, which is a key driver of space weather. The Sun is vital for survival, but solar flares, which typically occur a few times a year, have the potential to cause severe disruptions in space and on Earth.
These disruptions can imp ... more |
China's KZ-1A rocket launches two satellites Jiuquan, China (XNA) Sep 02, 2019
Two satellites for technological experiments were sent into space by a Kuaizhou-1A, or KZ-1A, carrier rocket from the Jiuquan Satellite Launch Center in northwest China on Saturday.
The rocket blasted off at 7:41 a.m. and sent the two satellites into their planned orbit.
Kuaizhou-1A, meaning speedy vessel, is a low-cost solid-fuel carrier rocket with high reliability and a short prep ... more |
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A dusty lab in the sky Greenbelt MD (SPX) Oct 07, 2019
Joe Nuth loves dust. Among astronomers, that puts him in a minority.
"The traditional astronomers - the people looking at galaxies and stars - they hate dust," said Nuth, a planetary scientist at NASA's Goddard Space Flight Center in Greenbelt, Maryland. "It's the stuff that's in their way."
Like the Earthly dust that gathers under your bed, cosmic dust is hard to avoid. "It's about ... more |
Captive chimpanzees have a life expectancy of about 40 years Washington (UPI) Oct 3, 2019
When raised in captivity, Chimpanzees live an average of 40 years, according to a new study by researchers in Japan.
Most surveys of the chimpanzee lifespans have focused on wild apes, but many chimps live the majority of their lives in captivity.
For the study, published Thursday in the journal Primates, scientists analyzed data on captive chimps in Japan. The research time scan ... more |
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Astronauts grow 'space meat' but admit taste 'needs to be improved' Moscow (Sputnik) Oct 09, 2019
As global consumption of meat is projected to rise by 88 percent between 2010 and 2050 by the World Resources Institute, science is seeking less resource-intensive ways of producing it, with in vitro cultivation of animal cells offering a possible solution.
Israeli food startup Aleph Farms announced on 7 October that it had successfully grown meat in space.
"In a joint experiment on ... more |
MOSAiC expedition selects ice floe for drift through Arctic Ocean Washington (UPI) Oct 4, 2019
Researchers with the MOSAiC expedition have found an ice floe to anchor the German research icebreaker Polarstern to for a year-long.
Late last month, a team of researchers with the Alfred Wegener Institute's Helmholtz Center for Polar and Marine Research set sail from Norway and entered the Laptev Sea, a marginal sea of the Arctic Ocean. Their journey into the center of the Arctic was ... more |
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From Med's biggest nesting ground, turtles swim to uncertain future Kyparissia, Greece (AFP) Oct 9, 2019
Freed from its eggshell by a volunteer, the tiny turtle hatchling clambers across a pebble-strewn sandy Greek beach in a race to the sea, the start of a hazardous journey that only one in 1,000 will survive.
Kira Schirrmacher, 22, donning black gloves to gently ease the newborn loggerhead turtle on its way, grins at suggestions that she's a kind of "midwife".
"Yes, I do that all day," s ... more |
The violent history of the big galaxy next door Canberra, Australia (SPX) Oct 03, 2019
Astronomers have pieced together the cannibalistic past of our neighbouring large galaxy Andromeda, which has now set its sights on the Milky Way as its next main course.
The galactic detective work found that Andromeda has eaten several smaller galaxies, likely within the last few billion years, with left-overs found in large streams of stars.
ANU researcher Dr Dougal Mackey, who co ... more |
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