A team of scientists used computer simulations based on recent observations to determine the radius of neutron stars. The calculations suggest a minimum radius of 10.7 km for these dense objects.
Researchers found a strong inverse relation between magnetic field strength and star formation rate in molecular cloud complexes. This suggests that magnetic fields slow down or stop the collapse of gas clouds to form stars, leading to fewer massive stars in galaxy centers.
An international team of astronomers discovered a star that exploded multiple times over 50 years, challenging existing theories on cosmic catastrophes. The star, iPTF14hls, was found to be at least 50 times more massive than the sun and may be the first example of a rare 'Pulsational Pair Instability Supernova'.
Physicists Denis A. Baiko and Andrew A. Kozhberov studied the effects of strong magnetic fields and electron screening on ion motion in a Coulomb crystal. Their calculations can help understand the thermal evolution of neutron stars and white dwarfs.
NGTS-1b, the largest planet compared to its companion star, has been discovered by an international collaboration of astronomers. The giant gas giant orbits a small star half the size of our Sun and challenges theories on planet formation.
A giant gas giant planet, NGTS-1b, has been discovered orbiting a tiny star, defying conventional formation theories. The planet's proximity to its star and short orbital period pose significant challenges for understanding the origins of such massive worlds.
Two Princeton astrophysicists have received funding to investigate the physics of merging neutron stars, which produce heavy elements found in our bodies. The project aims to improve our understanding of these events and their observable signatures.
The collision of neutron stars has been observed directly for the first time, confirming a key aspect of Albert Einstein's General Relativity theory. The detection, made possible by a global research collaboration, reveals that gravitational waves and gamma ray bursts are produced during these collisions.
Researchers witnessed electromagnetic signals associated with the gravitational wave emission from a neutron star merger, complementing observations from multiple telescopes. This breakthrough marks the beginning of Multi-Messenger astrophysics, allowing scientists to study single events using various techniques.
Third-year physics graduate students Kaitlin Rasmussen and Devin Whitten witnessed the historic event using the 2.5-meter Irénée du Pont Telescope in Chile. The observation provided valuable insights into the rapid-neutron capture process, a key mechanism for forming heavy metals like gold, platinum, and uranium.
The first-ever detection of light from a gravitational wave source has been made, shedding new light on the behavior of matter under extreme conditions. The event, caused by two neutron stars colliding and merging together, was observed using numerous telescopes around the world.
Astronomers have made the first-ever observations of a merging neutron star, detecting both gravitational waves and a brilliant explosion of visible light. The discovery has opened a new window into understanding neutron star physics and could resolve a long-standing question about the origins of heavy elements.
Researchers from the J-GEM collaboration observed a kilonova explosion, a phenomenon predicted to create heavy elements through rapid neutron capture reactions. The first-ever confirmed kilonova was detected using a network of telescopes worldwide, providing insight into the universe's heavy element production.
Researchers detect electromagnetic waves from neutron star merger, confirming predictions of heavy element production. The event is a milestone in understanding astrophysical processes and requires precise nuclear data to be fully understood.
A team of scientists captured images of the kilonova explosion from a neutron star collision, detecting the first confirmed explosion from two colliding neutron stars. The detection correlates to a burst of gamma rays spotted by NASA's Fermi Gamma-ray Space Telescope.
RIT researchers played a significant role in the groundbreaking detection of colliding neutron stars by LIGO. This event marked the first time both gravitational waves and light were detected from the same cosmic collision.
Researchers observe historic detection of neutron star merger in both gravitational waves and the entire spectrum of light, offering insights into a cosmic event. The merger, named GW170817, revealed properties of the dense neutron stars and their collision, providing new opportunities for gravitational testing.
For the first time, scientists have detected both gravitational waves and electromagnetic radiation from the merger of two neutron stars, creating a new black hole. The detection marks the beginning of a new era in multi-messenger space exploration.
For the first time, scientists have detected the collision of two neutron stars using both gravitational waves and light. The historic discovery ushers in a new era in astronomy with multi-messenger astronomy, confirming theoretical predictions and providing new mysteries to understand.
The LIGO-Virgo Collaboration observed the merger of two neutron stars, producing gravitational waves and a gamma-ray burst, marking the birth of multi-messenger astronomy. This discovery confirms kilonova formation, providing insight into the universe's heaviest elements.
Researchers confirm neutron star collision using electromagnetic radiation detected by NASA's Swift Gamma Ray Burst Explorer. The event provided a complete picture of compact object mergers, marking a major breakthrough in astronomy.
A team of scientists from around the world detected gravitational waves and visible light from the collision of two neutron stars. The discovery marks a new era in multimessenger astronomy, allowing researchers to learn more about the universe through different kinds of electromagnetic radiation and gravitational waves.
Astronomers have observed a neutron star merger, detecting gravitational waves and gamma-ray signatures. Computer simulations suggest that the merger produces heavy elements, which are then dispersed into space, potentially seeding the universe with gold, platinum, and other rare elements.
The team used the Swope telescope to discover the light produced by the merger and obtained the earliest spectra of the collision. These observations may allow scientists to explain how many of the universe's heavy elements were created.
The VLA detection and ongoing observations reveal key facts about the event that generated gravitational waves, including the amount of energy released and the environment in which it occurred. Radio waves will continue to provide valuable information for months or even years.
The detection of light from a neutron star merger reveals the formation of heavy elements like gold and platinum. The observations support theoretical predictions and provide new insights into astrophysics.
The LIGO detector has confirmed a 1989 prediction made by Prof. Tsvi Piran that neutron star mergers produce gamma-ray bursts and synthesize heavy elements like gold and uranium. This confirmation solves several puzzles in astronomy and opens new ways to understand the universe.
For the first time, astronomers have observed a cataclysmic cosmic event that generated gravitational waves detected on Earth. The event was the merger of two neutron stars in a galaxy 130 million light-years away, resulting in a supernova-like explosion.
Scientists directly observed two neutron stars for the first time, detecting gravitational waves and a burst of gamma rays. The event allowed researchers to calculate the expansion rate of the universe and verify Einstein's prediction that gravitational waves travel at the speed of light.
Researchers at Niels Bohr Institute used computer simulations to study the influence of local environmental conditions on star formation. Their findings suggest that factors such as magnetic fields and turbulence play a crucial role in shaping the star formation process.
Researchers at the University of Notre Dame have discovered that the unique binary star system AR Scorpii exhibits variability on a timescale of decades, contrary to initial expectations. The study found that the system's brightness more than doubled in minutes and hours, but also showed long-term changes over decades.
Researchers have observed a sudden change in rotation speed of SXP 1062, a binary pulsar exhibiting the 'glitch' phenomenon. The discovery provides new constraints on neutron star equation of state and sheds light on the interior dynamics of these compact objects.
Researchers have developed a new multiple-wavelength neutron holography technique that can produce clear three-dimensional atomic images. This method uses neutrons to study the structure of materials made up of lighter elements, such as calcium fluoride crystals with europium ions.
A team of UCSB astrophysicists observed a supernova colliding with a nearby companion star, revealing surprising information about the mysterious star. The study demonstrates that the supernova collided with a non-white dwarf companion, implying the white dwarf was stealing matter from a larger companion to explode.
Tiny primordial black holes could have destroyed neutron stars from the inside out, leading to the ejection of dense neutron-rich material that formed heavy elements like gold and uranium. This process would also explain several long-standing mysteries in the universe, including Fast Radio Bursts and positron emissions.
Scientists develop detailed models to explore black hole-neutron star collisions, helping detectors identify gravitational-wave signals and telescopes search for gamma-ray bursts. These simulations shed light on the aftermath of catastrophic events in space.
The Neutron star Interior Composition Explorer (NICER) mission has started its science operations on the International Space Station (ISS). It will help scientists understand the nature of neutron stars using X-ray measurements. The mission aims to determine how matter behaves in their interiors.
Astronomers Dr Jane Greaves and Dr Wayne Holland propose a new model for forming planets in the aftermath of a supernova explosion. They suggest that material caught up in the bow-wave around a moving neutron star could provide raw materials for future planet formation. Further data from ALMA is needed to confirm this theory.
Researchers have discovered two competing quantum shapes in a neutron-rich krypton isotope, 98Kr, which exhibits a gentle onset of deformation with added neutrons. This finding challenges current understanding of nuclear shapes and provides insight into the limits of quantum phase transition regions.
Researchers find strong support for neutrino-driven supernova explosions, where neutrinos power the blast. The study confirms the theory using computer simulations and observations of radioactive elements in Cassiopeia A.
Astronomers found new evidence suggesting that a jet of material ejected from one young star triggered the formation of another protostar. The younger star, HOPS 108, lies in the path of an outflow from the older star, HOPS 370. New measurements support the idea that the older star's outflow led to the younger's star formation process.
Researchers used ALMA to map the magnetic field surrounding a young protostar, finding it was surprisingly weak and wildly disorganized. This discovery suggests that the impact of magnetic fields on star formation is more complex than previously thought.
Using the Hubble Space Telescope, astronomers measured the deflection of light rays as they passed near a white dwarf star, providing a solid estimate of its mass. The result confirms theoretical predictions and offers insights into the star's structure and composition.
Astronomers used Hubble Space Telescope to repeat a century-old test of general relativity by measuring the deflection of light from a background star. The result provides a solid estimate of the white dwarf's mass and yields insights into theories of its structure and composition.
Scientists have successfully observed a white dwarf star using the bending of distant starlight by gravity, allowing them to determine its mass for the first time. This observation demonstrates a way to measure the masses of objects that cannot be easily measured by other means.
Astronomers study properties of debris disk around sun-like star by analyzing light passing through it. The transit allows scientists to infer characteristics of the disk and potentially discover analogues in our Solar System.
The NICER mission will study neutron stars and pulsars, collecting X-rays to test theories of dense matter. The spacecraft will also demonstrate X-ray navigation using pulsar timing data.
An international team of astronomers led by University of Warwick discovered a giant gas planet up to 50x Jupiter's mass with rings, causing regular eclipses of the young star PDS 110 in Orion constellation. The next eclipse is predicted for September, allowing amateur astronomers to witness and gather new data.
Scientists have developed a new method to measure the neutron lifetime, using a magnetic-gravitational trap that provides more precise measurements. The new device uses ultracold neutrons and avoids uneven filling of the trap, resulting in a more accurate measurement of the neutron lifetime.
Astronomers discovered a massive star that collapsed into a black hole without exploding as a supernova, challenging the typical view of star formation. The study suggests that up to 30% of massive stars may quietly collapse into black holes without producing a supernova.
Researchers found a dying star that fizzled out and left behind a black hole, shedding light on why massive stars rarely explode as supernovae. The discovery could help explain the origins of supermassive black holes.
Researchers confirmed the orbit and temperature of TRAPPIST-1h, which orbits its star every 18.77 days and is frigidly cold. The discovery suggests that TRAPPIST-1h may have been habitable in the past, with a possible rotation period and activity level for its host star.
Scientists have observed a surprising competition between electromagnetic and neutron decay modes in a tin-133 nucleus. The discovery suggests that nuclear structure effects play a more significant role than previously thought, potentially altering our understanding of nuclear synthesis and the creation of heavy elements.
Astronomers report the discovery of a binary solar-type star inside the supernova remnant RCW 86, with calcium abundance exceeding the solar one by a factor of six. This finding suggests that the supernova might belong to the rare type of calcium-rich supernovae.
Astronomers have discovered a unique star in the constellation of Lacerta, which is millions of times closer to Earth than the galaxy NGC 7250, allowing it to overpower its light
Astronomers have discovered a unique ultra-slow pulsar XB091D in the Andromeda galaxy, believed to have captured a companion only a million years ago. The pulsar's acceleration is linked to its interaction with an ordinary star, providing new insights into neutron star rejuvenation.
A rocky super-earth, LHS 1140b, has been discovered orbiting an M-type star in the habitable zone, making it a promising candidate for atmospheric study and search for life. The planet's size and mass indicate a rocky composition, and its distance from the star allows for relatively cool temperatures.
The star-nosed mole possesses an extremely efficient nervous system that enables it to identify and eat food in under 2 seconds. Its distinctive star organ contains over 100,000 nerve fibers, making it the most sensitive known touch organ in any mammal.
A large, wispy shell of gas, Sh2-308, is blown out by intense radiation from the extreme Wolf-Rayet star EZ Canis Majoris. The star's ongoing activity pushes the bubble to grow bigger and farther apart.
Researchers at Imperial College London found that a weak star's light can cause significant material loss from a protoplanetary disc. The study of the IM Lup system revealed that the disc will lose about 3,300 Earth's worth of material over its lifetime.