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Current Astrophysics News and Events

Current Astrophysics News and Events, Astrophysics News Articles.
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The 'Forbidden' planet has been found in the 'Neptunian Desert'
An exoplanet smaller than Neptune with its own atmosphere has been discovered in the Neptunian Desert, by an international collaboration of astronomers, with the University of Warwick taking a leading role. (2019-05-28)
A family of comets reopens the debate about the origin of Earth's water
Where did the Earth's water come from? Although comets, with their icy nuclei, seem like ideal candidates, analyses have so far shown that their water differs from that in our oceans. (2019-05-23)
CosmoGAN: Training a neural network to study dark matter
A Berkeley Lab-led research group is using a deep learning method known as generative adversarial networks to enhance the use of gravitational lensing in the study of dark matter. (2019-05-16)
Star formation burst in the Milky Way 2-3 million years ago
A team led by researchers of the Institute of Cosmos Sciences of the University of Barcelona and the Besançon Astronomical Observatory have found, analysing data from the Gaia satellite, that a severe star formation burst occurred in the Milky Way about to and three thousand million years ago. (2019-05-08)
Dark matter exists: The observations which question its presence in galaxies disproved
As fascinating as it is mysterious, dark matter is one of the greatest enigmas of astrophysics and cosmology. (2019-04-29)
Astronomers discover 2,000-year-old remnant of a nova
For the first time, a European research team involving the University of Göttingen has discovered the remains of a nova in a galactic globular cluster. (2019-04-29)
Rapid destruction of Earth-like atmospheres by young stars
The discoveries of thousands of planets orbiting stars outside our solar system has made questions about the potential for life to form on these planets. (2019-04-24)
First ever image of a black hole: A CNRS researcher had simulated it as early as 1979
The first real image of a black hole, obtained by the international network of EHT telescopes and published on April 10, 2019 in Astrophysical Journal Letters, shows the extraordinary accuracy of the world's very first simulation of a black hole 40 years earlier by Jean-Pierre Luminet, then a young researcher at the CNRS. (2019-04-10)
Hubble captures rare active asteroid
Thanks to an impressive collaboration bringing together data from ground-based telescopes, all-sky surveys and space-based facilities -- including the NASA/ESA Hubble Space Telescope -- a rare self-destructing asteroid called 6478 Gault has been observed. (2019-03-28)
Race at the edge of the Sun: Ions are faster than atoms
Ions move faster than atoms in the gas streams of a solar prominence. (2019-03-25)
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)
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)
Quasar jets confuse orbital telescope
Astrophysicists from the Moscow Institute of Physics and Technology, the Lebedev Physical Institute of the Russian Academy of Sciences (LPI RAS), and NASA have found an error in the coordinates of active galactic nuclei measured by the Gaia space telescope, and helped correct it. (2019-03-13)
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)
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)
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)
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)
How black holes power plasma jets
Cosmic robbery powers the jets streaming from a black hole, new simulations reveal. (2019-01-29)
Stellar winds, the source material for the universe, are clumpy
Data recorded by NASA's Chandra X-ray Observatory of a neutron star as it passed through a dense patch of stellar wind emanating from its massive companion star provide valuable insight about the structure and composition of stellar winds. (2019-01-24)
Waves in Saturn's rings give precise measurement of planet's rotation rate
Saturn's distinctive rings were observed in unprecedented detail by NASA's Cassini spacecraft, and scientists have now used those observations to probe the interior of the giant planet and obtain the first precise determination of its rotation rate. (2019-01-18)
Observations of a rare hypernova complete the picture of the death of the massive stars
The end of a star's life can occur in a tranquil manner in the case of low mass stars. (2019-01-16)
Double star system flips planet-forming disk into pole position
New research led by an astronomer at the University of Warwick has found the first confirmed example of a double star system that has flipped its surrounding disc to a position that leaps over the orbital plane of those stars. (2019-01-14)
TESS discovers its third new planet, with longest orbit yet
NASA's Transiting Exoplanet Survey Satellite, TESS, has discovered a third small planet outside our solar system, scientists announced this week at the annual American Astronomical Society winter meeting in Seattle. (2019-01-07)
Macroscopic phenomena governed by microscopic physics
Researchers at Osaka University observe a magnetic reconnection driven by electron dynamics in laser-produced plasmas. (2018-12-03)
Researchers have created a virtual reality simulation of a supermassive black hole
The black hole at the centre of our galaxy, Sagittarius A*, has been visualised in virtual reality for the first time. (2018-11-18)
ALMA and MUSE detect galactic fountain
Observations by ALMA and data from the MUSE spectrograph on ESO's VLT have revealed a colossal fountain of molecular gas powered by a black hole in the brightest galaxy of the Abell 2597 cluster -- the full galactic cycle of inflow and outflow powering this vast cosmic fountain has never before been observed in one system. (2018-11-06)
Growing magnetic fields in deep space: Just wiggle the plasma
Astrophysicists have long wondered how cosmic magnetic fields fields are produced, sustained, and magnified. (2018-11-05)
Time-lapse shows thirty years in the life of supernova 1987A
Yvette Cendes, a graduate student with the University of Toronto and the Leiden Observatory, has created a time-lapse showing the aftermath of Supernova 1987A over a 25-year period, from 1992 to 2017. (2018-10-31)
Astronomers witness slow death of nearby galaxy
Astronomers from The Australian National University (ANU) and CSIRO have witnessed, in the finest detail ever, the slow death of a neighbouring dwarf galaxy, which is gradually losing its power to form stars. (2018-10-29)
Moon helps reveal secrets of the Universe
The Moon may be the key to unlocking how the first stars and galaxies shaped the early Universe. (2018-10-16)
Observations challenge cosmological theories
Since the big bang, less galaxy clusters have formed over time than was actually expected. (2018-10-04)
FEFU astrophysicists study the 'profile' of coma in Comet 21P/Giacobini-Zinner
The favorable weather conditions had settled in September in Primorsky Krai, Russia, made it possible to receive the quality images of the celestial body and to get the unique material for its further research. (2018-10-02)
Three NASA missions return 1st-light data
NASA's continued quest to explore our solar system and beyond received a boost of new information this week with three key missions proving not only that they are up and running, but that their science potential is exceptional. (2018-09-21)
Like our sun, other stars spin faster at the equator than at the poles
Finally providing insights into the spin behavior of sun-like stars outside our solar system, researchers now report that, much like the sun, some other solar-type stars spin faster at their equators than at their poles. (2018-09-20)
Nuclear pasta, the hardest known substance in the universe
A team of scientists has calculated the strength of the material deep inside the crust of neutron stars and found it to be the strongest known material in the universe. (2018-09-18)
NASA's TESS shares first science image in hunt to find new worlds
NASA's Transiting Exoplanet Survey Satellite, which began science operations in July, has released its first full frame image using all four of its cameras. (2018-09-17)
Astronomers identify some of the oldest galaxies in the universe
Astronomers have identified some of the earliest galaxies in the universe. (2018-08-16)
ASU astrophysicist helps discover that ultrahot planets have starlike atmospheres
An unusual kind of star-planet hybrid atmosphere is emerging from studies of ultrahot planets orbiting close to other stars. (2018-08-09)
The Umov Effect: Space dust clouds and the mysteries of the universe
FEFU scientists are developing a methodology to calculate the ratio of dust and gas in comas and tails of comets. (2018-08-08)
Renovations lead to big improvement at Nuclear Astrophysics lab
The nuclear reactions that form stars are often accompanied by astronomically high amounts of energy, a challenge for nuclear astrophysicists trying to study these reactions; the chances of re-creating such a spark are unfathomably low. (2018-08-07)
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