Universe
How big can a planet get?  LIVE SCIENCE · 40 minutes
Why isn't there an endless variety of planets in the universe? An astrophysicist explains why planets only come in two flavors. more
Canberra astronomer becomes first Australian to win major US science award in 133 years  PHYS.ORG · 3 hours
Lisa Kewley has transformed our understanding of the early years of the Universe, the development of galaxies, and what happens... more
NASA sounding rocket observing nitric oxide in polar night  PHYS.ORG · 7 hours
Aurora, also known as the northern lights, are a sight to behold as they dance across the sky when solar winds collide with the Earth's atmosphere. more
Astronomers Map Surroundings of Supermassive Black Hole  SCI-NEWS.COM · 7 hours
As material spirals towards a black hole, it is heated up and emits X-rays that, in turn, echo and reverberate as they... more
Solar Orbiter Earth flyby  ESA · 12 hours
Image: Artist's impression of Solar Orbiter making a flyby at Earth.Solar Orbiter will make one gravity assist flyby of Earth and numerous flybys of Venus over the course... more
Solar Orbiter launch  ESA · 13 hours
Image: Artist's impression of an Atlas V 411 launching Solar Orbiter into space.Solar Orbiter is a space mission of international collaboration between ESA and NASA. Its mission is to perform... more
Solar Orbiter solar array deployment  ESA · 13 hours
Image: Artist's impression of Solar Orbiter following launch and separation, with its solar arrays deployed. The instrument boom and antennas have not been deployed at this... more
Solar Orbiter antenna deployment  ESA · 13 hours
Image: Artist's impression of Solar Orbiter following launch, with solar arrays and antennas deployed. Solar Orbiter is a space mission of international collaboration between ESA and NASA. Its... more
Solar Orbiter separation  ESA · 13 hours
Image: Artist's impression of Solar Orbiter following separation from the Centaur upper stage of the Atlas V 411 rocket launching the mission into space.Solar Orbiter is a space mission of... more
Solar Orbiter launch - fairing separation  ESA · 13 hours
Image: Artist's impression of the fairing encapsulating Solar Orbiter being released following launch on an Atlas V 411.Solar Orbiter is a space mission of... more
Capella unveils radar satellite design  SPACE NEWS · 16 hours
Capella Space unveiled the new design Jan. 21 for its Whitney constellation of seven synthetic aperture radar satellites scheduled to launch in 2020. SpaceNews.com more
Space Development Agency to start building its first constellation of surveillance satellites  SPACE NEWS · 22 hours
The agency issued a broad area announcement on “National Defense Space Architecture Systems, Technologies and Emerging Capabilities.” SpaceNews.com more
Wandering Massive Black Holes Detected in Nearby Dwarf Galaxies  SCI-NEWS.COM · 22 hours
Astronomers using NSF’s Karl G. Jansky Very Large Array (VLA) at the National Radio Astronomy Observatory have observed... more
Self-destructing dark matter may be flooding the sky with gamma-rays, study suggests  LIVE SCIENCE · 24 hours
There's a faint gamma-ray background in the universe, and scientists now think it could be caused by dark matter. more
Cataclysmic bashing from giant planets occurred early in our Solar System's history  Science Magazine · 1 day
Models and observations suggest that an earlier date for the upheaval can explain puzzles including a puny Mars more
Astrophysicists find massive black holes wandering around dwarf galaxies  PHYS.ORG · 1 day
A new search led by Montana State University has revealed more than a dozen massive black holes in dwarf galaxies that were previously considered too small to host them, and... more
Mars' water was mineral-rich and salty  PHYS.ORG · 1 day
Presently, Earth is the only known location where life exists in the Universe. This year the Nobel Prize in physics was awarded to three astronomers who proved, almost 20 years ago, that planets are common around... more
The salt of the comet  SCIENCE DAILY · 1 day
Researchers have found an explanation for why very little nitrogen could previously be accounted for in the nebulous covering of comets: the building block for life predominantly occurs in the form of ammonium salts, the occurrence of which... more
Plants absorb lead from perovskite solar cells more than expected  PHYS.ORG · 1 day
Lead from metal-organic perovskite compounds can be absorbed particularly easily by plants. The bioavailability is significantly higher than that of lead from inorganic compounds, as found in batteries.... more
Warming up for the sun  PHYS.ORG · 1 day
Today, the Solar Orbiter control team is simulating launch for the penultimate time, before the sun-seeking spacecraft lifts-off for real. more
Researchers find a way to harness the entire spectrum of sunlight  PHYS.ORG · 1 day
Scientists for the first time have developed a single molecule that can absorb sunlight efficiently and also act as a catalyst to transform solar energy into... more
Call for Media: Solar Orbiter launch to face the Sun  ESA · 1 day
Press Release N° 27–2020 ESA’s new Sun explorer will be launched from Cape Canaveral on 6 February. Media are invited to Europe’s mission control centre in Darmstadt, Germany,... more
A new strategy for directly detecting light particle dark matter  PHYS.ORG · 1 day
For almost a century, astronomers have hypothesized that the universe contains more matter than what can be observed by the human eye. It is now believed that approximately... more
Source position and duration of a solar type III radio burst observed by LOFAR  PHYS.ORG · 1 day
Type III solar radio bursts are generated by non-thermal electron beams propagating through the solar corona and interplanetary space. In... more
Global Gaia campaign reveals secrets of stellar pair  PHYS.ORG · 1 day
A 500-day global observation campaign spearheaded more than three years ago by ESA's galaxy-mapping powerhouse Gaia has provided unprecedented insights into the binary system of stars that caused an unusual brightening of... more
Warming up for the Sun  ESA · 1 day
Today, the Solar Orbiter control team is simulating launch for the penultimate time, before the Sun-seeking spacecraft lifts-off for real. more
Flight through the comet Chury's dust cloud resolves chemical mystery  PHYS.ORG · 1 day
Under the leadership of astrophysicist Kathrin Altwegg, Bernese researchers have found an explanation for why very little nitrogen could previously be accounted for in the nebulous covering of... more
Astronomers use 'cosmic echolocation' to map black hole surroundings  PHYS.ORG · 1 day
Material falling into a black hole casts X-rays out into space—and now astronomers have used the echoes of this radiation to map the dynamic behavior and surroundings of a black... more
Global Gaia campaign reveals secrets of stellar pair  ESA · 1 day
A 500-day global observation campaign spearheaded more than three years ago by ESA’s galaxy-mapping powerhouse Gaia has provided unprecedented insights... more
VLT Sees Newborn Stars in Emission Nebula Gum 26  SCI-NEWS.COM · 2 days
The European Southern Observatory (ESO) has released a stunning image snapped by the FOcal Reducer and low dispersion... more
New research provides evidence of strong early magnetic field around Earth  PHYS.ORG · 2 days
Deep within Earth, swirling liquid iron generates our planet's protective magnetic field. This magnetic field is invisible but is vital for life on Earth's surface: it... more
XMM-Newton maps black hole surroundings  ESA · 2 days
Material falling into a black hole casts X-rays out into space – and now, for the first time, ESA’s XMM-Newton X-ray observatory has used the reverberating... more
The dynamic behaviour of a black hole corona  ESA · 2 days
Image: These illustrations show the surroundings of a black hole feeding on ambient gas as mapped using ESA’s XMM-Newton X-ray... more
BSNIP project releases spectra of more than 200 Type Ia supernovae  PHYS.ORG · 2 days
The Berkeley Supernova Ia Program (BSNIP) has released a dataset containing over 600 spectra of 242 Type Ia supernovae (SNe Ia). The new data release, available... more
Addressing global warming with new nanoparticles and sunshine  PHYS.ORG · 2 days
Harvesting sunlight, researchers of the Center for Integrated Nanostructure Physics, within the Institute for Basic Science (IBS, South Korea) published in Materials Today ("Phase-Selective Highly Efficient Nanostructured Metal-decorated Hybrid Semiconductors for Solar... more
First results from the Dark Energy Survey  PHYS.ORG · 2 days
The Dark Energy Survey (DES) program uses the patterns of cosmic structure as seen in the spatial distribution of hundreds of millions of galaxies to reveal the nature of "dark energy," the source of... more
A brain transplant for one of Australia's top telescopes  PHYS.ORG · 2 days
One of Australia's top telescopes will receive an A$2.6 million upgrade to help extend its three-decade record of improving our understanding of the universe. more
Hubble Views Face-On Barred Spiral Galaxy  SCI-NEWS.COM · 2 days
The NASA/ESA Hubble Space Telescope has imaged a beautiful spiral galaxy called NGC 1022. NGC 1022 was discovered by the German-born British astronomer William... more
Stars Need a Partner to Spin Universe’s Brightest Explosions  ASTRO WATCH · 3 days
When it comes to the biggest and brightest explosions seen in the Universe, University of Warwick astronomers have... more
TESS Dates an Ancient Collision with Our Galaxy  ASTRO WATCH · 3 days
A single bright star in the constellation of Indus, visible from the southern hemisphere, has revealed new insights on an... more
Spider-Man-style robotic graspers defy gravity  SCIENCE DAILY · 5 days
Traditional methods of vacuum suction and previous vacuum suction devices cannot maintain suction on rough surfaces due to vacuum leakage, which leads to suction failure. Researchers have developed a zero-pressure difference method to enhance the development of vacuum... more
Power loss halves Eutelsat 5 West B capacity, hosted payload spared  SPACE NEWS · 5 days
Eutelsat said an investigation into the Eutelsat 5 West B satellite, launched in October,... more
Scientists measure the evolving energy of a solar flare's explosive first minutes  SCIENCE DAILY · 5 days
In 2017, a massive new region of magnetic field erupted on the sun's surface next to an existing sunspot. The powerful collision of magnetic... more
Scientists measure the evolving energy of a solar flare's explosive first minutes  PHYS.ORG · 5 days
Toward the end of 2017, a massive new region of magnetic field erupted on the Sun's surface next to an existing sunspot. The powerful... more
Spider-Man-style robotic graspers defy gravity  PHYS.ORG · 5 days
Specially designed vacuum suction units allow humans to climb walls. Scientists have developed a suction unit that can be used on rough surfaces, no matter how textured, and that has applications in the development of climbing robots and... more
Spider-Man-style robotic graspers defy gravity  nanowerk · 5 days
Scientists have developed a suction unit that can be used on rough surfaces, no matter how textured, and that has applications in the development of climbing robots and robotic arms with grasping capabilities. more
New astronomical instrument on the hunt for exoplanets  PHYS.ORG · 5 days
At the highest point of the Quinlan mountains, overlooking the Sonoran Desert as it stretches across southern Arizona, NEID (pronounced like "fluid") recently collected its first observations, known colloquially by astronomers as... more
Here and gone: Outbound comets are likely of alien origin  SCIENCE DAILY · 5 days
Astronomers at the National Astronomical Observatory of Japan (NAOJ) have analyzed the paths of two objects heading out of the Solar System forever and determined that they also... more
Image: Hubble views galaxy from famous catalog  PHYS.ORG · 5 days
This bright, somewhat blob-like object—seen in this image taken by the NASA/ESA Hubble Space Telescope—is a galaxy named NGC 1803. It is about 200 million light-years away, in the southern constellation of Pictor (the... more
Here and gone: Outbound comets are likely of extra-solar origin  PHYS.ORG · 5 days
Astronomers at the National Astronomical Observatory of Japan (NAOJ) have analyzed the paths of two objects heading out of the Solar System forever and determined that they also... more
XMM-Newton discovers scorching gas in Milky Way's halo  PHYS.ORG · 5 days
ESA's XMM-Newton has discovered that gas lurking within the Milky Way's halo reaches far hotter temperatures than previously thought and has a different chemical make-up than predicted, challenging our understanding of our... more
Sea lions: Cash cows in the Bay Area, but farther south, fishermen say 'Shoot 'em'  PHYS.ORG · 5 days
Sea lions are increasingly living in parallel universes along the California coast, a disparity best observed amid the... more
Astrophysicists are Taking Dark Matter’s Temperature  SCI-NEWS.COM · 6 days
Astrophysicists have very little idea of what dark matter is and they have yet to detect a dark matter particle. But they do know... more
Photoelectrochemical water-splitting efficiency hits 4.5%  SCIENCE DAILY · 6 days
Solar-to-fuel conversion offers a promising technology to solve energy problems, yet device performance could be limited by undesired sunlight absorption. Researchers show copper thiocyanate can assist hole transport in oxide photoelectrodes and enable a 4.55% solar-to-hydrogen efficiency in... more
XMM-Newton discovers scorching gas in Milky Way’s halo  ESA · 6 days
ESA’s XMM-Newton has discovered that gas lurking within the Milky Way’s halo reaches far hotter temperatures than previously thought and... more
Behind howls of solar wind, quiet chirps reveal its origins  PHYS.ORG · 6 days
There's a wind that emanates from the sun, and it blows not like a soft whistle but like a hurricane's scream. more
Possible discovery of a new super-Earth orbiting Proxima Centauri  PHYS.ORG · 6 days
Astronomers have discovered another candidate exoplanet orbiting our neighbor Proxima Centauri. A paper announcing these results was just published in the journal Science Advances. If confirmed, it will be the... more
Proxima c: Possible Second Planet Found around Sun’s Nearest Neighbor  SCI-NEWS.COM · 6 days
An international team of astronomers has detected a candidate super-Earth planet orbiting Proxima Centauri, the nearest... more
Violent Solar Storms Are Happening Closer to Earth Than Anyone Thought Was Possible  LIVE SCIENCE · 6 days
The spectacular solar storms that paint the polar skies in beautiful greens and pinks have a darker side more
Solar-powered barge a key 'interceptor' for plastic waste  PHYS.ORG · 6 days
Scooping waste from a Malaysian river to stop it reaching the sea, a solar-powered barge named the "Interceptor" is the latest weapon in a global battle to rid the world's waters of... more
Taking the temperature of dark matter  SCIENCE DAILY · 7 days
Warm, cold, just right? Physicists are using gravitational lensing to take the temperature of dark matter, the mysterious substance that makes up about a quarter of our universe. more
Stellar Heavy Metals Can Trace History of Galaxies  ASTRO WATCH · 7 days
Astronomers have cataloged signs of 9 heavy metals in the infrared light from supergiant and giant stars. New observations based... more
Astronomers Trace Journey of Phosphorus from Stellar Nurseries to Solar System Comets  SCI-NEWS.COM · 1 week
To understand how molecules containing phosphorus — one of life’s building blocks — are formed in star-forming regions, a team of astronomers has analyzed... more
Taking the temperature of dark matter  PHYS.ORG · 1 week
Warm, cold, just right? Physicists at the University of California, Davis are taking the temperature of dark matter, the mysterious substance that makes up about a quarter of our universe. more
When the milky way collided with dwarf galaxy gaia-enceladus  SCIENCE DAILY · 1 week
A single star has provided information about the collision of the Milky Way with the dwarf galaxy Gaia-Enceladus. The event likely took place approximately 11.5 billion years ago. more
Astronomers discover class of strange objects near our galaxy's enormous black hole  SCIENCE DAILY · 1 week
Astronomers have discovered a new class of bizarre objects at the center of our galaxy, not far from the supermassive black hole called Sagittarius... more
Astronomers discover class of strange objects near our galaxy's enormous black hole  PHYS.ORG · 1 week
Astronomers from UCLA's Galactic Center Orbits Initiative have discovered a new class of bizarre objects at the center of our galaxy, not far from... more
New study on a recently discovered chlorophyll molecule could be key to better solar cells  PHYS.ORG · 1 week
All living organisms need energy for their survival, and this energy indirectly comes from the sun. Some organisms,... more
New study on a recently discovered chlorophyll molecule could be key to better solar cells  SCIENCE DAILY · 1 week
Photosynthesis, the process by which some organisms convert sunlight into chemical energy, is well known. But, it is... more
Putting the universe under the telescope  PHYS.ORG · 1 week
We humans are a curious, questing lot, and the 2020s will see us continue to observe the universe around us, trying to understand more about fundamental particles, forces, objects and relationships from both ground and space-based... more
High-gravity water waves  PHYS.ORG · 1 week
What might look like jelly being stirred is actually water subjected to 20 times normal Earth gravity within ESA's Large Diameter Centrifuge—as part of an experiment giving new insight into the behavior of wave turbulence. more
Huygens landing spin mystery solved  PHYS.ORG · 1 week
Fifteen years ago today, ESA's Huygens probe made history when it descended to the surface of Saturn's moon Titan and became the first probe to successfully land on another world in the outer solar system. However, during its... more
Astronomers reveal interstellar thread of one of life's building blocks  SCIENCE DAILY · 1 week
Phosphorus is an essential element for life as we know it. But how it arrived on the early Earth is something of a mystery. Astronomers have now traced... more
Does Consciousness Pervade the Universe?  LIVE SCIENCE · 1 week
What if consciousness is not something special that the brain does but is instead a quality inherent to all matter? more
High-gravity water waves  ESA · 1 week
Image: What might look like jelly being stirred is actually water subjected to 20 times normal Earth gravity within ESA’s Large Diameter Centrifuge – as part of an experiment giving... more
Hot gas feeds spiral arms of the Milky Way  PHYS.ORG · 1 week
An international research team, with significant participation of astronomers from the Max Planck Institute for Astronomy (MPIA), has gained important insights into the origin of the material in the spiral... more
Galactic gamma-ray sources reveal birthplaces of high-energy particles  PHYS.ORG · 1 week
Nine sources of extremely high-energy gamma rays comprise a new catalog compiled by researchers with the High-Altitude Water Cherenkov (HAWC) Gamma-Ray Observatory. All produce gamma rays with energies over 56 trillion electron... more
Galactic gamma-ray sources reveal birthplaces of high-energy particles  nanowerk · 1 week
Nine sources of extremely high-energy gamma rays comprise a new catalog compiled by researchers. All produce gamma rays with energies over 56 trillion electron volts (TeV) and three emit gamma rays extending... more
Galactic gamma-ray sources reveal birthplaces of high-energy particles  SCIENCE DAILY · 1 week
Nine sources of extremely high-energy gamma rays comprise a new catalog compiled by researchers with the High-Altitude Water Cherenkov (HAWC) Gamma-Ray Observatory. All produce gamma rays with energies over 56 trillion electron... more
Huygens landing spin mystery solved  ESA · 1 week
Fifteen years ago today, ESA’s Huygens probe made history when it descended to the surface of Saturn’s moon Titan and became the first probe to successfully... more
New Study Sheds Light on Solar System’s Great Divide  SCI-NEWS.COM · 1 week
A new study, published in the journal Nature Astronomy, suggests that our young Solar System’s protoplanetary disk was... more
Cheops seen by SAINT-EX telescope  ESA · 1 week
Image: ESA’s Characterising Exoplanet Satellite, Cheops, is shown here as a long streak against a backdrop of stars as it orbits the Earth after its successful... more
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