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GRAPES-3 muon telescope discovers record 1.3 gigavolt potential in a thundercloud
By muon imaging the GRAPES-3 collaboration showed huge voltages develop in supercharged thunderstorms and reported a voltage of 1.3GV on Dec. (2019-03-20)
Giant X-ray 'chimneys' are exhaust vents for vast energies produced at Milky Way's center
At the center of our galaxy, where an enormous black hole blasts out energy as it chows down on interstellar detritus while neighboring stars burst to life and explode. astronomers have discovered two exhaust channels -- dubbed the 'galactic center chimneys' -- that appear to funnel matter and energy away from the cosmic fireworks. (2019-03-20)
Carbon monoxide detectors could warn of extraterrestrial life
A UC Riverside-led team used computer models of chemistry in the biosphere and atmosphere to identify two intriguing scenarios in which carbon monoxide readily accumulates in the atmospheres of living planets. (2019-03-19)
Human diet changes influenced consonant prevalence distribution in languages
Labiodental sounds, such as F and V, have been known to be rarely met in hunter-gatherer languages. (2019-03-19)
NASA's Fermi Satellite clocks 'cannonball' pulsar speeding through space
Astronomers have found a runaway pulsar hurtling through space at nearly 2.5 million miles an hour -- so fast it could travel the distance between Earth and the Moon in just 6 minutes. (2019-03-19)
The rise and fall of Ziggy star formation and the rich dust from ancient stars
Researchers have detected a radio signal from abundant interstellar dust in MACS0416_Y1, a galaxy 13.2 billion light-years away in the constellation Eridanus. (2019-03-19)
Astronomers find 'cannonball pulsar' speeding through space
VLA image shows the trail of a speeding pulsar pointing directly back at the center of the debris shell from the supernova that created it. (2019-03-19)
Spiraling giants: Eitnessing the birth of a massive binary star system
Scientists have made observations of a molecular cloud that is collapsing to form two massive protostars that will eventually become a binary star system. (2019-03-18)
A cosmic bat in flight
Hidden in one of the darkest corners of the Orion constellation, this Cosmic Bat is spreading its hazy wings through interstellar space 2,000 light-years away. (2019-03-14)
Astronomers discover 83 supermassive black holes in the early universe
Astronomers from Japan, Taiwan and Princeton University have discovered 83 quasars powered by supermassive black holes that were formed when the universe was only 5 percent of its current age. (2019-03-13)
Massive twin star discovered snuggling close to its stellar sibling
Astronomers have discovered a binary star system with the closest high-mass young stellar objects ever measured, providing a valuable 'laboratory' to test theories on high mass binary star formation. (2019-03-11)
Researchers uncover additional evidence for massive solar storms
Solar storms can be far more powerful than previously thought. (2019-03-11)
Fusion science and astronomy collaboration enables investigation of the origin of heavy elements
Atomic physicists working on nuclear fusion research succeeded in computing the world's highest accuracy atomic data of neodymium ions which is used in analysis of the light from a binary neutron star merger. (2019-03-11)
Hubble's dazzling display of 2 colliding galaxies
Located in the constellation of Hercules, about 230 million light-years away, NGC 6052 is a pair of colliding galaxies first discovered in 1784. (2019-03-08)
Kepler Space Telescope's first exoplanet candidate confirmed
An international team of astronomers announced the confirmation of the first exoplanet candidate identified by NASA's Kepler Mission. (2019-03-08)
Stars exploding as supernovae lose their mass to companion stars during their lives
Stars over eight times more massive than the sun end their lives in supernovae explosions. (2019-03-07)
What does the Milky Way weigh? Hubble and Gaia investigate
We can't put the whole Milky Way on a scale, but astronomers have been able to come up with one of the most accurate measurements yet of our galaxy's mass, using NASA's Hubble Space Telescope and the European Space Agency's Gaia satellite. (2019-03-07)
'Goldilocks' stars may be 'just right' for finding habitable worlds
A new study finds a particular class of stars called K stars, which are dimmer than the Sun but brighter than the faintest stars, may be particularly promising targets for searching for signs of life. (2019-03-07)
Physicists analyze rotational dynamics of galaxies and influence of the photon mass
The rotation of stars in galaxies such as our Milky Way is puzzling. (2019-03-05)
Exiled planet linked to stellar flyby 3 million years ago
Paul Kalas of UC Berkeley was puzzled by the tilted but stable orbit of a planet around a binary star -- an orbit like that of our solar system's proposed Planet Nine. (2019-02-28)
A trap for positrons
For the first time, scientists from the Technical University of Munich (TUM) and the Max Planck Institute for Plasma Physics (IPP) have succeeded in losslessly guiding positrons, the antiparticles of electrons, into a magnetic field trap. (2019-02-28)
Using stardust grains, ASU scientists build new model for nova eruptions
ASU scientists make breakthrough in modeling how stars erupt thanks to studies of microscopic stardust grains. (2019-02-28)
Dark matter may be hitting the right note in small galaxies
Dark matter may scatter against each other only when they hit the right energy, says international team of researchers in new study. (2019-02-27)
ALMA differentiates two birth cries from a single star
Astronomers have unveiled the enigmatic origins of two different gas streams from a baby star. (2019-02-26)
Stellar wind of old stars reveals existence of a partner
Red giants are old stars that eject gaseous material and solid particles through a stellar wind. (2019-02-25)
Old stars live longer than we thought
The type of stars we refer to, which cannot be seen by the naked eye, officially up to now the objects which have suffered the greatest loss of mass. (2019-02-25)
New NASA mission could find more than 1,000 planets
A NASA telescope that will give humans the largest, deepest, clearest picture of the universe since the Hubble Space Telescope could find as many as 1,400 new planets outside Earth's solar system, new research suggests. (2019-02-25)
Astronomers from UCI, other institutions use new technique to find extrasolar planets
Scientists from the University of California, Irvine and other institutions have begun using the Habitable Planet Finder, a spectrograph coupled with the Hobby-Eberly Telescope at McDonald Observatory in Texas, to hunt for exoplanets at M-dwarf stars. (2019-02-21)
Russian researchers made gold nano-stars for intracellular delivery
Researchers from Russian Academy of Sciences developed a new method for star-shaped nanoparticles synthesis based on laser irradiation. (2019-02-20)
Penn State's Habitable Zone Planet Finder enables discovery of planets around cool stars
A new astronomical spectrograph provides the highest precision measurements to date of infrared signals from nearby stars, allowing astronomers to detect planets capable of having liquid water on their surfaces that orbit cool stars outside our solar system. (2019-02-20)
NIST 'Astrocomb' opens new horizons for planet-hunting telescope
The hunt for Earth-like planets, and perhaps extraterrestrial life, just got more precise, thanks to record-setting starlight measurements made possible by a National Institute of Standards and Technology (NIST) 'astrocomb.' (2019-02-19)
A nearby river of stars
Astronomy & Astrophysics publishes the work of researchers from the University of Vienna, who have found a river of stars, a stellar stream in astronomical parlance, covering most of the southern sky. (2019-02-15)
Tidal tails -- The beginning of the end of an open star cluster
In the course of their life, open star clusters continuously lose stars to their surroundings. (2019-02-15)
Merging neutron stars
The option to measure the gravitational waves of two merging neutron stars has offered the chance to answer some of the fundamental questions about the structure of matter. (2019-02-14)
Gravitational waves will settle cosmic conundrum
Measurements of gravitational waves from approximately 50 binary neutron stars over the next decade will definitively resolve an intense debate about how quickly our universe is expanding, according to findings from an international team that includes University College London (UCL) and Flatiron Institute cosmologists. (2019-02-14)
Do you like Earth's solid surface and life-inclined climate? Thank your lucky (massive) star
Earth's solid surface and moderate climate may be due, in part, to a massive star in the birth environment of the sun, according to new computer simulations of planet formation. (2019-02-11)
Evidence for a new fundamental constant of the sun
New research undertaken at Northumbria University, Newcastle, shows that the sun's magnetic waves behave differently than currently believed. (2019-02-07)
Liberal sprinkling of salt discovered around a young star
New ALMA observations show there is ordinary table salt in a not-so-ordinary location: 1,500 light-years from Earth in the disk surrounding a massive young star. (2019-02-07)
Zwicky Transient Facility nabs several supernovae a night
New discoveries from the Zwicky Transient Facility include exploding stars, near-Earth asteroids, and more. (2019-02-07)
Massive collision in the planetary system Kepler 107
Two of the planets which are orbiting the star Kepler 107 could be the result of an impact similar to that which affected the Earth to produce the moon. (2019-02-06)
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