Astronomy
Scientists Figure Out How Accumulating Dust Particles Become Planets  ASTRO WATCH · 6 hours
Scientists may have figured out how dust particles can stick together to form planets, according to a Rutgers... more
Researchers discover exoplanets can be made less habitable by stars' flares  PHYS.ORG · 12 hours
The discovery of terrestrial exoplanets, planets that orbit stars outside the solar system, has been one of the most significant developments in modern astronomy. Several exoplanets... more
Russian Astrophysicists Discovered a Neutron Star with an Unusual Magnetic Field Structure  ASTRO WATCH · 24 hours
Scientists from Moscow Institute for Physics and Technology, Space Research Institute of the Russian Academy of Sciences (IKI), and Pulkovo Observatory discovered a unique... more
How does our Milky Way galaxy get its spiral form?  PHYS.ORG · 1 day
A question that has long puzzled scientists is how our Milky Way galaxy which has an elegant spiral shape with long arms, took this form. more
Huge New Storm Creates Hexagon at Jupiter's South Pole  LIVE SCIENCE · 1 day
NASA's Juno probe discovered a giant new storm swirling near Jupiter's south pole last month, a few weeks after pulling off a dramatic death-dodging maneuver. more
Explaining the Tiger Stripes of Enceladus  ASTRO WATCH · 1 day
Saturn's tiny, frozen moon Enceladus is a strange place. Just 300 miles across, the moon is thought to have an outer shell of ice... more
Free-Floating Planet-Mass Objects are Common in Galaxies  SCI-NEWS.COM · 2 days
Using a technique called quasar microlensing, a team of astronomers at the University of Oklahoma has detected populations of free-floating planet-mass objects... more
Hire More LGBTQ and Disabled Astronomers or Risk Falling Behind, Review Finds  ASTRO WATCH · 2 days
Ensuring research opportunities for indigenous, disabled and LGBTQ astronomers is essential if Australian research is to succeed in the new era of "mega-telescopes", a... more
RIT and IAR observe pulsars for the first time from South America  PHYS.ORG · 2 days
Rochester Institute of Technology and the Instituto Argentino de Radioastronomía (IAR) have collaborated to make the first pulsar observations from South America. more
NASA’s MAVEN Orbiter Maps Martian Upper Atmospheric Winds  SCI-NEWS.COM · 2 days
Using NASA’s Mars Atmosphere and Volatile Evolution (MAVEN) spacecraft, a team of planetary researchers have measured the speed and direction... more
Finding a killer electron hot spot in Earth's Van Allen radiation belts  SCIENCE DAILY · 2 days
JAXA and NASA satellite observations show where killer electrons are generated in the Van Allen radiation belts surrounding Earth. more
Colliding molecules and antiparticles  PHYS.ORG · 2 days
Antiparticles—subatomic particles that have exactly opposite properties to those that make up everyday matter—may seem like a concept out of science fiction, but they are real, and the study of matter-antimatter interactions has important medical and technological applications. Marcos Barp... more
Gemini North Telescope Captures Stunning Galaxy Collision  SCI-NEWS.COM · 2 days
Astronomers working at the NSF-supported Gemini Observatory have captured a new photo of interacting spiral galaxies NGC 5394 and NGC 5395, collectively... more
Breathable atmospheres may be more common in the universe than we first thought  PHYS.ORG · 2 days
The existence of habitable alien worlds has been a mainstay of popular culture for more than a century. In the 19th century,... more
CryoSat maps ice shelf on the move  PHYS.ORG · 2 days
It is now almost 10 years since ESA's CryoSat was launched. Throughout its decade in orbit, this novel satellite, which carries a radar altimeter to measure changes in the height of the world's ice,... more
Image: Hubble views galaxy's dazzling display  PHYS.ORG · 2 days
NGC 3175 is located around 50 million light-years away in the constellation of Antlia (the Air Pump). The galaxy can be seen slicing across the frame in this image from the NASA/ESA Hubble Space Telescope, with... more
Sandbox satellite to test operations innovations in space  ESA · 2 days
This coming Tuesday, ESA is launching the most powerful flight computer ever flown in space – inside a satellite smaller... more
X marks the spot: NASA selects site for asteroid sample collection  PHYS.ORG · 2 days
After a year scoping out asteroid Bennu's boulder-scattered surface, the team leading NASA's first asteroid sample return mission has officially selected a sample collection site. more
Watch Cheops launch live  ESA · 2 days
Tune in to ESA Web TV from  08:30 GMT (09:30 CET) Tuesday 17 December to watch ESA’s exoplanet mission soar into space on a Soyuz-Fregat rocket from Europe’s... more
An upcoming ESA mission is going to remove one piece of space junk from orbit  PHYS.ORG · 2 days
While working at the NASA Johnson Space Center during the 1970s, astrophysicist Donald Kessler predicted that collisions of... more
Astronomers discover two new galaxy protoclusters  PHYS.ORG · 2 days
Using Keck Observatory in Hawaii, astronomers have detected two new protoclusters of galaxies embedded in primordial superclusters. The research paper presenting the discovery and providing basic information about the newfound objects was published December 3 on... more
Download a free copy of the SpaceNews Awards issue  SPACE NEWS · 2 days
SpaceNews announced the winners of its third annual SpaceNews Awards for Excellence & Innovation at a Dec. 10... more
NASA's Juno navigators enable Jupiter cyclone discovery  PHYS.ORG · 2 days
Jupiter's south pole has a new cyclone. The discovery of the massive Jovian tempest occurred on Nov. 3, 2019, during the most recent data-gathering flyby of Jupiter by NASA's Juno spacecraft. It was the... more
Researchers participate in study that adds new detail to merger models  PHYS.ORG · 2 days
Scientists are getting better at modeling the complex tangle of physics properties at play in one of the most powerful events in the known universe: the... more
Hubble Team Releases New Photos of Interstellar Comet 2I/Borisov  SCI-NEWS.COM · 2 days
Astronomers using the NASA/ESA Hubble Space Telescope have captured two new images of 2I/Borisov, the first known interstellar... more
A galactic dance  nanowerk · 2 days
Galaxies lead a graceful existence on cosmic timescales. Over millions of years, they can engage in elaborate dances that produce some of Nature's most exquisite and striking grand designs. Few are as captivating as the galactic duo known as NGC... more
NASA selects OSIRIS-REx asteroid sampling site  SPACE NEWS · 2 days
NASA announced Dec. 12 that it has selected the site on a near Earth asteroid where a spacecraft will touch down and collect samples,... more
Image: The galactic dance of NGC 5394 and NGC 5395  PHYS.ORG · 2 days
"Everything is determined by forces over which we have no control... Human beings, vegetables, or cosmic dust, we all dance to a mysterious tune, intoned in the distance... more
Lightning Bolts Create Glowing Auroral 'Elves' and Brilliant Gamma-Ray Flashes  LIVE SCIENCE · 2 days
Dark fluffy thunderclouds don't just fuel dramatic storms, they also produce some of the most energetic flashes of light on the planet. more
Finally Taking Major Steps to Rein in Space Debris  SPACE NEWS · 2 days
The European Space Agency estimates that 60-plus years of space flight has left more than 34,000 objects greater... more
Rosalind meets Rosalind  ESA · 2 days
Image: The work of Dr Rosalind Franklin (1920-1958) is well known for being central to the discovery of the iconic double-helix structure of DNA, the fabric of life as we... more
CryoSat maps ice shelf on the move  ESA · 2 days
It is now almost 10 years since ESA’s CryoSat was launched. Throughout its decade in orbit, this novel satellite, which carries a... more
Researchers perfect nanoscience tool for studies of nuclear waste storage  nanowerk · 3 days
The study involved the first-ever use of antimatter to investigate processes connected to potential long-term storage of waste from nuclear reactors. more
Air Force seeking commercial technologies for cislunar space operations  SPACE NEWS · 3 days
On the wish list for the next round of SBIR bids are technologies for operations far beyond geosynchronous... more
NASA approves Dec. 20 Starliner test flight  SPACE NEWS · 3 days
NASA gave its approval Dec. 12 to proceed with the launch later this month of Boeing’s CST-100 Starliner commercial crew spacecraft on... more
Boeing's crew capsule declared ready for 1st space flight  PHYS.ORG · 3 days
Boeing's Starliner crew capsule finally has a launch date for its first test flight to the International Space Station. more
Interstellar comet 2I/Borisov swings past sun  PHYS.ORG · 3 days
When astronomers see something in the universe that at first glance seems like one-of-a-kind, it's bound to stir up a lot of excitement and attention. Enter comet 2I/Borisov. This mysterious visitor from the depths of space... more
Researchers perfect nanoscience tool for studies of nuclear waste storage  SCIENCE DAILY · 3 days
Studying radiation chemistry and electronic structure of materials at scales smaller than nanometers, scientists prepared samples of clay in ultra-thin layers. Working at the TRIUMF particle accelerator, they... more
First identified comet to visit our solar system from another star  SCIENCE DAILY · 3 days
Comet 2I/Borisov is a mysterious visitor from the depths of space -- the first identified comet to arrive here from another star. Hubble images capture the... more
Annihilating Dark Matter May Lurk in Milky Way’s Center  SCI-NEWS.COM · 3 days
Gamma rays — the most energetic waves in the electromagnetic spectrum — are typically produced by the hottest,... more
Global circulation of Mars upper atmosphere  Science Magazine · 3 days
The thermosphere of Mars is the interface through which the planet is continuously losing its reservoir of atmospheric volatiles to space. The structure and dynamics of the thermosphere is driven by a global circulation that redistributes... more
Scientists map Mars' global wind patterns for the first time  PHYS.ORG · 3 days
Today, a paper published in Science documents for the first time the global wind circulation patterns in the upper atmosphere of a planet, 120 to 300 kilometers above... more
The limits of ocean heavyweights: Prey curb whales' gigantic size  PHYS.ORG · 3 days
At 100 feet long and weighing more than 100 tons, blue whales are the largest creatures to have evolved on the planet. Other whales, like killer whales, are... more
Interstellar comet 2I/Borisov swings past sun  nanowerk · 3 days
This mysterious visitor from the depths of space is the first identified comet to arrive here from another star. We don't know from where or when the comet started heading toward our Sun, but it won't... more
New technology improves gravitational wave detectors by cutting quantum noise  PHYS.ORG · 3 days
Physicists have successfully developed a new instrument that significantly reduces quantum-level noise that has thus far limited experiments' ability to spot gravitational waves. Collisions between massive black holes... more
New Instrument Extends LIGO’s Reach  ASTRO WATCH · 3 days
Just a year ago, the National Science Foundation-funded Laser Interferometer Gravitational-wave Observatory, or LIGO, was picking up whispers of gravitational waves every month or so. Now,... more
NASA's NICER delivers best-ever pulsar measurements, first surface map  PHYS.ORG · 3 days
Astrophysicists are redrawing the textbook image of pulsars, the dense, whirling remains of exploded stars, thanks to NASA's Neutron star Interior Composition Explorer (NICER), an X-ray telescope aboard the International... more
Kepler books SpaceX rideshare for LEO satellites  SPACE NEWS · 3 days
Kepler Communications on Dec. 11 said it booked 400 kilograms of rideshare capacity with SpaceX  in order to launch an unspecified number... more
Looking for Exoplanet Life in All the Right Spectra  ASTRO WATCH · 3 days
A Cornell University senior has come up with a way to discern life on exoplanets loitering in other... more
Martian aurora offers climate change clues, research reports  PHYS.ORG · 3 days
A newly published study, presented on Dec. 12 at the American Geophysical Union (AGU) meeting, reveals that a type of Martian aurora originally detected by NASA's MAVEN spacecraft is in fact the... more
Research group confirm planet-mass objects in extragalactic systems  PHYS.ORG · 3 days
A University of Oklahoma research group is reporting the detection of extragalactic planet-mass objects in a second and third galaxy beyond the Milky Way after the first detection in 2018. With the... more
Planet-mass objects in extragalactic systems  SCIENCE DAILY · 3 days
A research group is reporting the detection of extragalactic planet-mass objects in a second and third galaxy beyond the Milky Way after the first detection in 2018. With the existing observational resources, it is impossible to directly detect... more
Astronomers confirm planet-mass objects in extragalactic systems  nanowerk · 3 days
Astronomers are reporting the detection of extragalactic planet-mass objects in a second and third galaxy beyond the Milky Way after the first detection in 2018. With the existing observational resources, it is impossible to... more
Merging Pair of Dusty Star-Forming Galaxies Spotted 13 Billion Light-Years Away  SCI-NEWS.COM · 3 days
Using the Atacama Large Millimeter/submillimeter Array (ALMA), an international team of astronomers has spotted... more
Study unveils new nonlinear dynamics of spinning bosonic stars  PHYS.ORG · 3 days
Although researchers have been studying dark matter and trying to observe it, its nature is a longstanding scientific mystery. The standard cosmological model suggests that approximately one-quarter of cosmological energy... more
Best of Last Year: The top Phys.org articles of 2019  PHYS.ORG · 3 days
It was a great year for research of all kinds as a team of astronomers from around the globe delivered the first photo of a black hole. Over... more
New Map Shows Near-Surface Water Ice on Mars  SCI-NEWS.COM · 3 days
Using data from NASA’s Mars Reconnaissance Orbiter and Mars Odyssey orbiter, a team of planetary researchers have crated a map... more
Secret life above thunderstorms uncovered  ESA · 3 days
The space-borne storm-hunter on Europe’s Columbus laboratory is continuously monitoring thunderstorms as it flies 400 km overhead on the International Space Station. more
The return to Venus and what it means for Earth  PHYS.ORG · 3 days
Sue Smrekar really wants to go back to Venus. In her office at NASA's Jet Propulsion Laboratory in Pasadena, California, the planetary scientist displays a 30-year-old image of... more
'Lost' Iron Meteorites May Lurk Beneath Antarctic Ice. Scientists on Quest to Find Them.  LIVE SCIENCE · 3 days
Scientists are scouring the remote Antarctic ice cap for rare meteorites chock-full of iron and holding secrets to the history... more
House preparing to introduce new NASA authorization bill  SPACE NEWS · 3 days
A House committee is finalizing its version of a NASA authorization bill that will cover many of the same topics... more
Mars Express views Phobos phases  ESA · 3 days
Video: 00:00:28 ESA’s Mars Express recently tracked Phobos as the moon passed in front of the spacecraft's camera, capturing detailed views of the small, irregularly shaped... more
Is there dark matter at the center of the Milky Way?  PHYS.ORG · 3 days
MIT physicists are reigniting the possibility, which they previously had snuffed out, that a bright burst of gamma rays at the center of our galaxy may... more
NRL-camera aboard NASA spacecraft confirms asteroid phenomenon  PHYS.ORG · 4 days
A U.S. Naval Research Laboratory-built camera mounted on the NASA Parker Solar Probe revealed an asteroid dust trail that has eluded astronomers for decades. more
NASA's Operation IceBridge completes 11 years of polar surveys  PHYS.ORG · 4 days
For eleven years from 2009 through 2019, the planes of NASA's Operation IceBridge flew above the Arctic, Antarctic and Alaska, gathering data on the height, depth, thickness, flow and change... more
NASA to buy more commercial Earth observation data  SPACE NEWS · 4 days
NASA will seek continued access to Earth observation data gathered by commercial satellite constellations after a pilot program proved the... more
A terrestrial gamma-ray flash and ionospheric ultraviolet emissions powered by lightning  Science Magazine · 4 days
Terrestrial gamma-ray flashes (TGFs) are transient gamma-ray emissions from thunderstorms, generated by electrons accelerated to relativistic energies in electric fields. Elves are ultraviolet and optical emissions... more
Woman's Bones Shrank in Rare Case of 'Telescoping Fingers'  LIVE SCIENCE · 4 days
A rare medical condition caused the bones of a woman's hands and fingers to shrink. more
Earth was stressed before dinosaur extinction  PHYS.ORG · 4 days
New evidence gleaned from Antarctic seashells confirms that Earth was already unstable before the asteroid impact that wiped out the dinosaurs. more
Water Vapor is Common in Atmospheres of Extrasolar Gas Giants, Study Shows  SCI-NEWS.COM · 4 days
In a study published recently in the Astrophysical Journal Letters, a team of astronomers analyzed spectroscopic atmospheric data from 19 exoplanets, ranging in size... more
Earth was stressed before dinosaur extinction  SCIENCE DAILY · 4 days
By measuring the chemistry of fossilized seashells collected in Antarctica, researchers discovered that Earth was already experiencing carbon cycle instability before the asteroid impact that wiped out the dinosaurs. more
ALMA spots most distant dusty galaxy hidden in plain sight  SCIENCE DAILY · 4 days
Astronomers have spotted the light of a massive galaxy seen only 970 million years after the Big Bang. This galaxy, called MAMBO-9, is the most distant dusty star-forming... more
Astronomers spot most distant dusty galaxy hidden in plain sight  nanowerk · 4 days
Astronomers have spotted the light of a massive galaxy seen only 970 million years after the Big Bang. This galaxy, called MAMBO-9, is the most distant dusty star-forming... more
ALMA spots most distant dusty galaxy hidden in plain sight  PHYS.ORG · 4 days
Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) have spotted the light of a massive galaxy seen only 970 million years after the Big Bang. This galaxy, called... more
Multiplication and division of the orbital angular momentum of light  PHYS.ORG · 4 days
Optical beams carrying orbital angular momentum (OAM) have attracted growing attention during the last decades, exhibiting disruptive applications in a wide range of fields: particle trapping and tweezing,... more
NASA's treasure map for water ice on Mars  SCIENCE DAILY · 4 days
Where should the first people on Mars land? A new paper provides a map of water ice believed to be as little as an inch (2.5 centimeters) below the surface of the... more
Breathing new life into the rise of oxygen debate  SCIENCE DAILY · 4 days
New research strongly suggests that the distinct 'oxygenation events' that created Earth's breathable atmosphere happened spontaneously, rather than being a consequence of biological or tectonic revolutions. The study not only... more
NASA finds Tropical Storm Belna's heavy rainfall potential shrinks  PHYS.ORG · 4 days
Tropical Storm Belna weakened after it made landfall in northwestern Madagascar, and infrared imagery from NASA showed how the area of strong storms within had diminished. Cold cloud top temperatures... more
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