A radio telescope in the Western Australian outback has captured a new view of the Milky Way's centre, revealing remnants of 27 massive stars that exploded as supernovae. The data comes from the GaLactic and Extragalactic All-sky MWA survey, which used low-frequency radio waves to map the sky.
SourceInternational Centre for Radio Astronomy Research·JournalPublications of the Astronomical Society of Australia·DateNov 20, 2019
NICER detected a record-breaking X-ray burst from pulsar SAX J1808.4-3658, revealing a two-step change in brightness caused by the ejection of separate layers from the pulsar surface. The observations also show X-rays reflecting off of the accretion disk and burst oscillations.
SourceNASA/Goddard Space Flight Center·JournalThe Astrophysical Journal Letters·DateNov 7, 2019
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Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.
Researchers developed a theory that sheds light on detonation formation at the heart of supernovae explosions, demonstrating the process using experiments and numerical simulations. The study predicts the conditions for detonation formation in Type Ia supernovae, providing insight into fundamental aspects of physical processes.
SourceUniversity of Connecticut·JournalScience·DateNov 1, 2019
Researchers found evidence for low-mass black holes, potentially opening up a new area of study about star explosions and formation. The discovery uses data from the Apache Point Observatory Galactic Evolution Experiment and identifies a class of black holes smaller than previously known.
William Zhang won the Goddard Technology Award for developing ultra-lightweight and sensitive X-ray mirrors using mono-crystalline silicon. This innovation could represent a paradigm shift in X-ray astronomy, enabling more efficient and detailed observations of celestial targets.
Astronomers have discovered a year-long plateau in the decline of Type Ia supernova light curves, challenging previous expectations. This unexpected behavior will impact the way astronomers measure the expansion of the universe and provide new insights into these powerful explosions.
SourceQueen's University Belfast·JournalNature Astronomy·DateOct 7, 2019
Astronomers using the Green Bank Telescope have discovered a millisecond pulsar with a massive neutron star at its center, packing 2.17 times the mass of our Sun into a sphere only 30 kilometers across. This finding approaches the limits of how massive and compact an object can become without crushing itself down into a black hole.
SourceGreen Bank Observatory·JournalNature Astronomy·DateSep 16, 2019
SAMSUNG T9 Portable SSD 2TB
SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.
A team of astrophysicists discovered a connection between the brightening of pulsar wind nebula and the spin-down rate transition in PSR B0540-69. The study found that the X-ray PWN around PSR B0540-69 increased by 32% over 400 days, indicating a sudden enhancement of the magnetic field that powers the pulsar wind.
SourceChinese Academy of Sciences Headquarters·JournalNature Astronomy·DateAug 26, 2019
A TUM research team discovered iron-60 in Antarctic snow, ruling out cosmic radiation and nuclear sources. The isotope's presence suggests the solar system recently passed through an interstellar gas cloud.
SourceTechnical University of Munich (TUM)·JournalPhysical Review Letters·DateAug 20, 2019
Researchers used Stampede2 to study shock turbulence interactions at high turbulence intensities, exploring amplification factors, shock jumps and turbulent Mach number. The study aims to improve understanding of turbulent flows interacting with shock waves, enabling advancements in supersonic aircraft design and supernova research.
SourceUniversity of Texas at Austin, Texas Advanced Computing Center·JournalJournal of Fluid Mechanics·DateAug 9, 2019
A new study suggests that stellar collapse causes instabilities, preventing the formation of heavier black holes. The researchers propose that nuclear star clusters might act as 'black-hole nurseries', providing an ideal environment for generating generations of black holes.
SourceUniversity of Birmingham·JournalPhysical Review D·DateAug 7, 2019
Meta Quest 3 512GB
Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.
A team of astronomers at Ohio State University used NASA's Transiting Exoplanet Survey Satellite to observe a Type Ia supernova, the first of its kind to measure hydrogen in its spectra. The discovery challenges traditional theories on why white dwarf stars explode and could provide new insights into the elements left behind.
SourceOhio State University·JournalMonthly Notices of the Royal Astronomical Society·DateJul 16, 2019
Astronomers have developed a new method to measure the expansion of the Universe by analyzing neutron star mergers and gravitational waves. This technique uses the orientation of the gravitational wave signal to determine the distance, providing a new 'cosmic ruler' for measuring the Hubble Constant.
SourceNational Radio Astronomy Observatory·JournalNature Astronomy·DateJul 8, 2019
The Tibet ASgamma experiment has discovered the highest energy gamma rays ever observed from an astrophysical source, exceeding 450 TeV. The most energetic gamma rays were produced by interaction between high-energy electrons and cosmic microwave background radiation.
SourceChinese Academy of Sciences Headquarters·JournalPhysical Review Letters·DateJul 3, 2019
The Hubble Space Telescope has observed multiple supernovae in the spiral galaxy NGC 4051, revealing Type Ic supernovae produced by massive star core collapse. These events are scattered throughout the center and spiral arms of the galaxy.
AmScope B120C-5M Compound Microscope
AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.
New research suggests that most of Earth's heavy elements, including gold and platinum, were spewed from collapsars, a rare type of star explosion. This finding challenges the widely held belief that these elements come from collisions between neutron stars or black holes.
The article discusses NICER's nighttime X-ray sweeps of the entire sky, tracing magnetic fields and energetic particles. These observations provide insights into neutron star properties and the formation of pulsars, shedding light on the mysteries of matter in their cores.
A team of researchers identified 5 super luminous supernovae and about 400 Type Ia supernovae using the Subaru Telescope's Hyper Suprime-Cam. The discovery includes 58 Type Ia supernovae 8 billion light years away, revealing new insights into the expansion of the Universe.
SourceKavli Institute for the Physics and Mathematics of the Universe·JournalPublications of the Astronomical Society of Japan·DateMay 30, 2019
Researchers suggest ancient supernovae induced proto-humans to walk on two legs, resulting in bipedalism and eventual human evolution. The study proposes that atmospheric ionization triggered an upsurge in cloud-to-ground lightning strikes, igniting forest fires and stimulating the transition from woodland to savanna.
SourceUniversity of Kansas·JournalThe Journal of Geology·DateMay 28, 2019
CalDigit TS4 Thunderbolt 4 Dock
CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.
Astronomers have discovered an unusual celestial object, likely the result of two white dwarfs merging and fusing heavier elements. The star's strong stellar wind and magnetic field accelerate its collapse into a neutron star, culminating in a massive supernova explosion.
Astronomers found that early supernovae ejected violent jets, enriching the gas clouds of subsequent stars. The team's discovery challenges previous assumptions about the first stars' explosions.
SourceMassachusetts Institute of Technology·DateMay 8, 2019
Astronomers detect unusual chemical signature in ASASSN-18tb supernova, potentially resolving longstanding mystery surrounding their origins. The discovery offers new insights into the mechanism and players involved in creating Type Ia supernovae.
SourceCarnegie Institution for Science·JournalMonthly Notices of the Royal Astronomical Society·DateMay 7, 2019
Researchers discovered that almost all blue supergiants shimmer in brightness due to waves on their surface, enabling the study of their internal physics and chemistry. This breakthrough enables astronomers to probe the progenitors of supernovae from a novel perspective.
SourceKU Leuven·JournalNature Astronomy·DateMay 6, 2019
Researchers used heavy ion accelerator to demonstrate nickel 78's stability, finding it maintains spherical shape like doubly magic isotope, but with a surprise: lighter isotones may lose magic nature due to deformation.
Celestron NexStar 8SE Computerized Telescope
Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.
Astronomers found a pulsar hurtling through space at nearly 2.5 million miles an hour, faster than 99% of those with measured speeds. The discovery sheds light on how supernova explosions can accelerate neutron stars to high speeds.
Astronomers have found a pulsar that has escaped the debris of a supernova explosion and is now speeding away at nearly 700 miles per second. The discovery provides important insights into how pulsars can gain speed from supernovae.
Researchers observed that massive stars losing mass to companion stars before exploding can create Type Ib or IIb supernovae. Stellar winds also play a role in the process, especially for high-mass stars.
SourceUniversity of Turku·JournalNature Astronomy·DateMar 7, 2019
Researchers revised the megalodon shark's extinction timeline, finding evidence of genuine fossil occurrences until 3.6 million years ago. The team proposes that competition with great white sharks led to megalodon's demise, rather than a supernova or marine mass extinction.
SourceUniversity of Wisconsin Oshkosh·JournalPeerJ·DateFeb 13, 2019
Apple iPhone 17 Pro
Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.
Researchers measured temperatures of slow-moving gas atoms surrounding a star after an exploding star's shock wave, answering a long-standing question about their physical processes. The results confirm the relationship between atomic weight and temperature, settling an important issue in astrophysics.
A rare nearby hypernova has provided new insights into the connection between gamma-ray bursts and supernovae. Researchers discovered a hot cocoon around the jets of matter expelled by the central engine, explaining why some hypernovae do not produce GRBs.
SourceGeorge Washington University·JournalNature·DateJan 17, 2019
Researchers observe evidence of a 'hot cocoon' material enveloping a relativistic jet escaping a dying star, providing insight into the earliest moments of a supernova. The discovery was made using a coordinated approach with space- and ground-based observatories.
SourceUniversity of Leicester·JournalNature·DateJan 16, 2019
Astronomers have detected a new component in the death of massive stars, linking gamma-ray bursts and hypernovae. The study reveals an additional hot cocoon generated around the jet, explaining differences between GRBs and hypernovae.
SourceSpanish National Research Council (CSIC)·JournalNature·DateJan 16, 2019
DJI Air 3 (RC-N2)
DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.
Astronomers have observed a rare supernova that provides a unique glimpse into the physics of black hole or neutron star creation. The object, known as AT2018cow, is thought to be the formation of an accreting black hole or neutron star.
SourceAssociation of Universities for Research in Astronomy (AURA)·DateJan 10, 2019
Researchers identified hydrogen-rich debris shed by a companion star, revealing it was likely a red giant or similar star that made its partner go supernova. This discovery sheds light on the types of companions that trigger Type Ia supernovae, which are used for cosmological studies.
Astronomers have found the first evidence of a 'super-remnant' formed from repeated star explosions in the Andromeda Galaxy. The remnant measures almost 400 light years across and is associated with the most frequent nova explosions known, occurring once a year.
SourceLancaster University·JournalNature Astronomy·DateJan 9, 2019
A team suggests that a supernova or series of supernovae may have caused mass extinctions of large ocean animals, including the massive shark species Megalodon. The energy from these cosmic events would have triggered climate change and increased cancer rates in larger animals due to penetrating particles called muons.
SourceUniversity of Kansas·JournalAstrobiology·DateDec 11, 2018
Creality K1 Max 3D Printer
Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.
New work from the Carnegie Supernova Project provides precise calibrations for using type Ia supernovae to measure cosmic distances. This improvement helps astronomers better understand how fast the universe is expanding and the potential impact of dark energy on this process.
The discovery of ASASSN-18bt, a Type Ia supernova, has revealed an unexpected pattern in the light from its first hours, complicating our understanding of how these phenomena originate. The findings suggest that the genesis of Type Ia supernovae is even more mysterious than previously thought.
SourceCarnegie Institution for Science·JournalThe Astrophysical Journal·DateNov 29, 2018
Researchers have discovered a new massive star system dubbed 'Apep,' featuring a slow-moving dust pinwheel that defies current theories on how large stars die. The system's unusual rotation is thought to cause the star to collapse at its poles before the equator, producing a gamma-ray burst.
SourceNew York University·JournalNature Astronomy·DateNov 19, 2018
Astronomers have found a rare gamma-ray burst candidate in the Milky Way's star system Apep, which could pose a threat to Earth. The system, featuring a pair of scorchingly luminous stars, is thought to be on the brink of a massive supernova explosion.
SourceUniversity of Sydney·JournalNature Astronomy·DateNov 19, 2018
Researchers have discovered a binary star system containing massive Wolf-Rayet stars that are spinning extremely fast, producing incredibly fast winds. The system's wind speeds are 100,000 times quicker than a hurricane on Earth, while the surrounding dust cloud moves at a much slower pace, suggesting unequal gas distribution.
SourceUniversity of Sheffield·JournalNature Astronomy·DateNov 19, 2018
GoPro HERO13 Black
GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.
The ESO's VLT captured the details of an elaborate serpentine system sculpted by colliding stellar winds, with Apep being a likely source of one of the most energetic phenomena in the Universe. The system consists of a nest of massive stars surrounded by a dust pinwheel.
Two teams of astronomers uncovered the presumed precursor star in pre-explosion photos taken in 2007, shedding light on stellar evolution and mass distribution. The discovery suggests two possible scenarios: a single massive star or a binary-star system.
SourceW. M. Keck Observatory·JournalMonthly Notices of the Royal Astronomical Society·DateNov 15, 2018
The University of Texas at Austin will be a key player in LaserNetUS, a new national network of institutions operating high-intensity lasers. UT Austin's Texas Petawatt Laser will collaborate with leading optical and plasma physics scientists from around the US to advance research.
Colorado State University has been selected for the new nationwide high-intensity laser network, LaserNetUS. The network will give U.S. scientists access to some of the most intense laser sources available, including petawatt-class lasers with power output exceeding all world's power plants.
Davis Instruments Vantage Pro2 Weather Station
Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.
The University of Nebraska-Lincoln is a founding member of LaserNetUS, a national research network for high-intensity lasers. The network provides access to the country's most powerful lasers, enabling researchers to study extreme conditions and applications such as medicine and manufacturing.
Researchers have discovered an ultra-stripped supernova, a rare type of supernova believed to play a role in forming binary neutron star systems. The discovery advances understanding of gravitational waves and the origin of precious metals.
SourceNational Institutes of Natural Sciences·JournalScience·DateOct 12, 2018
A Caltech-led team observed a faint and rapidly fading supernova, suggesting the presence of an unseen companion gravitationally siphoning away the star's mass. The explosion resulted in a dead neutron star orbiting its dense companion, marking the first time scientists have witnessed the birth of a compact neutron star binary system.
SourceCalifornia Institute of Technology·JournalScience·DateOct 11, 2018
Astronomers have observed a massive star's death, creating a compact neutron star binary system. The explosion was unusually faint and the star had an unseen companion that siphoned away most of its mass.
SourceCarnegie Institution for Science·JournalScience·DateOct 11, 2018
A team of scientists has detected highly energetic radiation from a microquasar, shedding light on extreme particle acceleration and jet physics. The findings improve our understanding of particle acceleration in jets of microquasars, offering insights into more extreme events at the centers of distant galaxies.
SourceDOE/Los Alamos National Laboratory·JournalNature·DateOct 4, 2018
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GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.
Scientists have detected gamma rays coming from the outermost regions of SS 433, a black hole system in our galaxy. The High-Altitude Water Cherenkov Gamma-Ray Observatory (HAWC) has observed these high-energy signals, which suggest electron acceleration and collisions at the ends of microquasar jets produced them.
SourceUniversity of Maryland·JournalNature·DateOct 3, 2018
The HAWC observatory has identified spectacular details of the processes responsible for high-energy radiation in microquasar SS 433. This is a rare opportunity to observe the object in detail, as its jets are directed almost perpendicular to our line of sight.
SourceThe Henryk Niewodniczanski Institute of Nuclear Physics Polish Academy of Sciences·JournalNature·DateOct 3, 2018
Astrophysicists use 3D simulations to explain how luminous blue variables launch material into space through intense light and turbulent motion. The study sheds light on the violent mood swings of rare, massive stars that can shed billions of metric tons of material annually.
Researchers observed a strongly magnetized accreting X-ray pulsar using the Karl G. Jansky Very Large Array and NASA's Swift space telescope. The discovery reveals a new class of jet-producing sources, contradicting previous expectations about strong magnetic fields.
SourceInternational Centre for Radio Astronomy Research·JournalNature·DateSep 26, 2018
Rigol DP832 Triple-Output Bench Power Supply
Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.
Researchers detected extended infrared emissions around RX J0806.4-4123, suggesting a 'fallback disk' of material or a pulsar wind nebula. The findings challenge current understanding of neutron star evolution and offer new avenues for study with the NASA James Webb Space Telescope.
Researchers observe a supernova explosion that remained visible six years after the initial event, sparking predictions of a pulsar wind nebula. The phenomenon could shed light on the fundamental physics behind superluminous supernovae and their potential role in producing gravitational waves.
SourcePurdue University·JournalThe Astrophysical Journal Letters·DateSep 12, 2018
Researchers from Chile and international institutions have discovered a critical event right before the death of a star, revealing a previously unknown flash in Type II Supernovae. This breakthrough was made possible by using unique data analysis techniques developed in Chile, including machine learning and high-performance computing.
SourceAssociation of Universities for Research in Astronomy (AURA)·JournalNature Astronomy·DateSep 5, 2018
Researchers found that circumstellar matter surrounding red supergiant stars can hide shock breakout light, causing supernovae to brighten faster than expected. The discovery changes our understanding of stellar evolution and offers insights into the origin of diversity in supernovae.
SourceNational Institutes of Natural Sciences·JournalNature Astronomy·DateSep 3, 2018
Researchers have proposed a new method to investigate supernovae explosions, utilizing meteorites and electron anti-neutrinos. By measuring the amount of Ruthenium isotope 98Ru, scientists can estimate the characteristics of electron anti-neutrinos in supernovae, shedding light on their role in the explosion mechanism.
SourceNational Institutes of Natural Sciences·JournalPhysical Review Letters·DateSep 3, 2018
Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)
Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.
Researchers used the Murchison Widefield Array to observe radiation from cosmic rays in two neighboring galaxies, detecting areas of star formation and remnants from past supernovae. The study provides insights into the rate of star formation in these galaxies, shedding light on their unique features.
SourceInternational Centre for Radio Astronomy Research·JournalMonthly Notices of the Royal Astronomical Society·DateSep 3, 2018