Current International Space Station News and Events

Current International Space Station News and Events, International Space Station News Articles.
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Researchers rewind the clock to calculate age and site of supernova blast
Astronomers are winding back the clock on the expanding remains of a nearby, exploded star. By using NASA's Hubble Space Telescope, they retraced the speedy shrapnel from the blast to calculate a more accurate estimate of the location and time of the stellar detonation. (2021-01-14)

Seawater as an electrical cable !? Wireless power transfers in the ocean
Toyohashi University of Technology research team has successfully transferred power and data wirelessly through seawater by using a power transmitter/receiver with four layers of ultra-thin, flat electrodes. Until now, it had been thought that wireless power transfers could only be achieved through magnetic coupling. This time, with a focus on the high-frequency properties of seawater, a third method for conductive coupling was devised, and a power transmitter/receiver was developed to achieve highly-efficient power transfers. (2021-01-13)

Red and green snow algae increase snowmelt in the Antarctic Peninsula
Red and green algae that grow on snow in the Antarctic Peninsula cause significant extra snowmelt on par with melt from dust on snow in the Rocky Mountains, according to a first-of-its-kind scientific research study. This could have serious impacts on regional climate, snow and ice melt, freshwater availability and ecosystems, yet is not accounted for in current global climate models. (2021-01-13)

NASA missions unmask magnetar eruptions in nearby galaxies
On April 15, 2020, a brief burst of high-energy light swept through the solar system, triggering instruments on many NASA spacecraft. Scientists think the blast came from a supermagnetized stellar remnant located in a neighboring galaxy. (2021-01-13)

Pollutants rapidly changing the waters near Ieodo Island
Professor Kitack Lee's research team identifies the cause of ocean fertilization in northeast Asian waters. (2021-01-04)

Human-made landscape promotes coexistence of two normally separated Andean warblers
In the mountains of world, species adapt to habitats in specific elevation zones that do not overlap with other species' elevation zones. Polish ornithologists, following the old traditions of Polish ornithology in South America, discovered that two Andean warbler species that typically occur at different elevations and hunt by tricking insects to escape can co-occur at the same elevation due to fragmentation of tropical montane forests caused by humans. (2020-12-24)

Compressive fluctuations heat ions in space plasma
New simulations carried out in part on the ATERUI II supercomputer in Japan have found that the reason ions exist at higher temperatures than electrons in space plasma is because they are better able to absorb energy from compressive turbulent fluctuations in the plasma. These finding have important implications for understanding observations of various astronomical objects such as the images of the accretion disk and shadow of the M87 supermassive black hole. (2020-12-18)

International study reveals the effects of COVID-19 on the experience of public transport
A team of European researchers working on a project about public transport as public space have recently completed a study on the perception and use of public transport during the first wave of COVID-19. (2020-12-16)

Fast walking in narrow corridors can increase COVID-19 transmission risk
Simulations have been used to predict droplet dispersal patterns in situations where COVID-19 might be spread and results in Physics of Fluids show the importance of the space shape in modeling how droplets move. The simulations are used to determine flow patterns behind a walking individual in spaces of different shape. The results reveal a higher transmission risk for children in some instances, such as behind quickly moving people in a long narrow hallway. (2020-12-15)

Device mimics life's first steps in outer space
A device developed by scientists at the CY Cergy Paris University and Paris Observatory promises insight into how the building blocks of life form in outer space. In Review of Scientific Instruments, the scientists detail how VENUS -- an acronym of the French phrase ''Vers de Nouvelles Syntheses,'' which means ''toward new syntheses'' -- mimics how molecules come together in the freezing darkness of interstellar space. (2020-12-15)

One's trash, another's treasure: fertilizer made from urine could enable space agriculture
From the perspective of future societies, in extremely closed environments such as a space station, self-sufficiency in food cultivation and waste management is critical. However, the technology to achieve this is still lacking. In a new study, scientists from Japan shed light on their most recent breakthrough: a cheap and efficient method to make liquid fertilizer (ammonia) from simplified artificial urine, serving an ideal dual purpose of growing food and treating waste. (2020-12-14)

Hubble identifies strange exoplanet that behaves like the long-sought "Planet Nine"
The 11-Jupiter-mass exoplanet called HD106906 b occupies an unlikely orbit around a double star 336 light-years away and it may be offering clues to something that might be much closer to home: a hypothesized distant member of our Solar System dubbed ''Planet Nine.'' This is the first time that astronomers have been able to measure the motion of a massive Jupiter-like planet that is orbiting very far away from its host stars and visible debris disc. (2020-12-10)

Spiders in space: without gravity, light becomes key to orientation
Humans have taken spiders into space more than once to study the importance of gravity to their web-building. What originally began as a somewhat unsuccessful PR experiment for high school students has yielded the surprising insight that light plays a larger role in arachnid orientation than previously thought. (2020-12-09)

Study confirms dark coating can reduce satellite reflectivity
Observations conducted by the Murikabushi Telescope of Ishigakijima Astronomical Observatory confirmed that dark coating can reduce satellite reflectivity by half. There are concerns that numerous artificial satellites in orbit could impair astronomical observations, but these findings may help alleviate such conditions. (2020-12-08)

Hubble captures unprecedented fading of Stingray nebula
Astronomers have caught a rare look at a rapidly fading shroud of gas around an aging star. Archival data from NASA's Hubble Space Telescope reveal that the nebula Hen 3-1357, nicknamed the Stingray nebula, has faded precipitously over just the past two decades. Witnessing such a swift rate of change in a planetary nebula is exceeding rare, say researchers. (2020-12-04)

Leaving so soon? Unusual planetary nebula fades mere decades after it arrived
The tiny Stingray Nebula unexpectedly appeared in the 1980s is by far the youngest planetary nebula in our sky. But a team of astronomers recently analyzed a more recent image of the nebula, taken in 2016 by Hubble, and found that it has faded significantly and changed shape over the course of just 20 years. If dimming continues at current rates, in 20 or 30 years the Stingray Nebula will be barely perceptible. (2020-12-03)

RUDN University professor suggested how to clean up space debris
A specialist in spacecraft movement control analyzed the process of placing vehicle stages, boosters, and other space debris into the so-called disposal orbit and suggested cleaning lower orbits up with a spacecraft that has modules with engine units on board. These modules will attach to space debris objects and move them away. As for the geostationary orbit, a preferable way to clean it up would be a towing spacecraft that transports space debris objects into the disposal orbit. (2020-12-02)

Laboratory experiments unravelling the mystery of the Mars moon Phobos
There is no weather in space - but there is weathering: Celestial bodies are bombarded by high energy particles. On the Mars moon Phobos, the situation is complicated: It is hit by particles from the sun, but it is partly shielded by Mars. New experiments explain what is going on, in 2024 a space mission will reach Phobos and check the results. (2020-11-30)

New Hubble data explains missing dark matter
New data from the NASA/ESA Hubble Space Telescope provides further evidence for tidal disruption in the galaxy NGC 1052-DF4. This result explains a previous finding that this galaxy is missing most of its dark matter. By studying the galaxy's light and globular cluster distribution, astronomers have concluded that the gravity forces of the neighbouring galaxy NGC 1035 stripped the dark matter from NGC 1052-DF4 and are now tearing the galaxy apart. (2020-11-26)

Defects in mitochondria may explain many health problems observed during space travel
Using data collected from a number of different resources, a multidisciplinary team is reporting discovery of a common thread that drives this damage: mitochondrial dysfunction. The researchers used a systems approach to look at widespread alterations affecting biological function. The findings are reported November 25 in the journal Cell. (2020-11-25)

Research provides new insights on health effects of long-duration space flight
Among the new findings, the research team found that chronic oxidative stress during spaceflight contributed to the telomere elongation they observed. They also found that astronauts had shorter telomeres after spaceflight than they did before. (2020-11-25)

Space worms experiment reveals gravity affects genes
Living at low gravity affects cells at the genetic level, according to a study of worms in space. (2020-11-25)

Fruit flies reveal new insights into space travel's effect on the heart
Scientists at Sanford Burnham Prebys Medical Discovery Institute have shown that fruit flies that spent several weeks on the International Space Station (ISS)--about half of their lives--experienced profound structural and biochemical changes to their hearts. (2020-11-25)

Space travel can adversely impact energy production in a cell
Studies of both mice and humans who have traveled into space reveal that critical parts of a cell's energy production machinery, the mitochondria, can be made dysfunctional due to changes in gravity, radiation exposure and other factors. These findings are part of an extensive research effort across many scientific disciplines to look at the health effects of travel into space. (2020-11-25)

NSF's National Solar observatory predicts a large sunspot for Thanksgiving
On November 18 scientists from the US National Science Foundation's National Solar Observatory predicted the arrival of a large sunspot just in time for Thanksgiving. Using a special technique called helioseismology, the team has been ''listening'' to changing sound waves from the Sun's interior which beckon the arrival of a large sunspot. (2020-11-24)

Loyal couples in the rainforest
Coppery titi monkeys do not deceive their partners (2020-11-23)

Insights in the search for new antibiotics
A collaborative research team from the University of Oklahoma, the Memorial Sloan Kettering Cancer Center and Merck & Co. published an opinion article in the journal, Nature Chemical Biology, that addresses the gap in the discovery of new antibiotics. (2020-11-19)

'Oasis effect' in urban parks could contribute to greenhouse gas emissions, ASU study finds
Following a year of on-site analyses at a Phoenix-area park, hydrologist Enrique Vivoni of Arizona State University identified that the park showed what meteorologists call the ''oasis effect,'' a microclimate that is cooler than a surrounding dry area due to the evaporation of a water source. (2020-11-18)

Building blocks of life can form long before stars
An international team of scientists have shown that glycine, the simplest amino acid and an important building block of life, can form under the harsh conditions that govern chemistry in space. (2020-11-16)

Cosmic flashes come in all different sizes
By studying the site of a spectacular stellar explosion seen in April 2020, a Chalmers-led team of scientists have used four European radio telescopes to confirm that astronomy's most exciting puzzle is about to be solved. Fast radio bursts, unpredictable millisecond-long radio signals seen at huge distances across the universe, are generated by extreme stars called magnetars - and are astonishingly diverse in brightness. (2020-11-16)

Heat and dust help launch Martian water into space, scientists find
Scientists using an instrument aboard NASA's Mars Atmosphere and Volatile EvolutioN, or MAVEN, spacecraft have discovered that water vapor near the surface of the Red Planet is lofted higher into the atmosphere than anyone expected was possible. (2020-11-13)

NIST designs a prototype fuel gauge for orbit
Liquids aren't as well behaved in space as they are on Earth. Inside a spacecraft, microgravity allows liquids to freely slosh and float about. This behavior has made fuel quantity in satellites difficult to pin down, but a new 3D-imaging fuel gauge engineered at the National Institute of Standards and Technology could offer an ideal solution. (2020-11-12)

Escape from Mars: how water fled the red planet
Mars once had oceans but is now bone-dry, leaving many to wonder how the water was lost. University of Arizona researchers have discovered a surprisingly large amount of water in the upper atmosphere of Mars, where it is rapidly destroyed, explaining part of this Martian mystery. (2020-11-12)

Mining rocks in orbit could aid deep space exploration
The first mining experiments conducted in space could pave the way for new technologies to help humans explore and establish settlements on distant worlds, a study suggests. (2020-11-10)

Russian scientists created a chemical space mapping method and cracked the mystery of Mendeleev number
Scientists from Skoltech puzzled out the physical meaning of the mysterious Mendeleev Numbers and suggested calculating them based on the fundamental properties of atoms. They showed that both MNs and the chemical space built around them were more effective than empirical solutions proposed until then. (2020-11-10)

3D-printed weather stations could enable more science for less money
3D printing and low-cost sensors have made it possible to build a weather station for a few hundred dollars. Could these inexpensive, homegrown versions perform as well as their pricier counterparts? (2020-11-10)

Seeing dark matter in a new light
A small team of astronomers have found a new way to 'see' the elusive dark matter haloes that surround galaxies, with a new technique 10 times more precise than the previous-best method. The work is published in Monthly Notices of the Royal Astronomical Society. (2020-11-06)

RUDN University physicist developed software solution to measure the black holes stability
Even if a black hole can be described with a mathematical model, it doesn't mean it exists in reality. Some theoretical models are unstable: though they can be used to run mathematical calculations, from the point of view of physics they make no sense. A physicist from RUDN University developed an approach to finding such instability regions. (2020-11-05)

Brown carbon 'tarballs' detected in Himalayan atmosphere
Some people refer to the Himalaya-Tibetan Plateau as the ''third pole'' because the region has the largest reserve of glacial snow and ice outside of the north and south poles. The glaciers, which are extremely sensitive to climate change and human influence, have been retreating over the past decade. Now, researchers reporting in ACS' Environmental Science & Technology Letters have detected light-absorbing ''tarballs'' in the Himalayan atmosphere, which could contribute to glacial melt. (2020-11-04)

Microbial space travel on a molecular scale
Galactic cosmic and solar UV radiation, extreme vacuum, temperature fluctuations: how can microbes exposed to these challenges in space survive? A team around Space Biochemistry group at the University of Vienna investigated how the space-surviving microbes could physically survive the transfer from one celestial body to another. The results are published in the high-impact journal Microbiome. (2020-11-04)

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