The LHAASO discovery reveals an astonishingly efficient particle accelerator powered by PSR J1849-0001, exceeding theoretical limits and challenging current theories of particle acceleration. The system's gamma-ray luminosity is several times higher than that of the Crab Nebula.
A new study using the Hobby-Eberly Telescope Dark Energy Experiment has discovered over 33,000 hydrogen gas halos surrounding galaxies 10-12 billion years ago. The team's observations have provided a more representative sample for studying the origin and evolution of the first galaxies.
Researchers have spotted the largest-known stream of super-heated gas, a kiloparsec-scale jet, erupting from a nearby galaxy called VV 340a. The team used radio wave images to reveal the jet and its associated coronal line emission, which is equivalent to 10 quintillion hydrogen bombs going off every second.
An international team of astrophysicists observed four baby planets in the V1298 Tau system forming into super-Earths and sub-Neptunes. The planets' low densities, comparable to Styrofoam, were measured for the first time, providing observational proof.
Astronomers used Gaia's data to create the most accurate 3D map of star-forming regions in our galaxy, revealing the location and ionization of hot young stars. The map extends to 4000 light-years from us and includes detailed views of notable nebulae.
LHAASO's groundbreaking results unveil a panoramic view of ultrahigh-energy gamma rays within the Milky Way, providing new insights into cosmic ray origins and extreme astrophysical processes. Four new discoveries include star-forming regions, pulsar wind nebulae, and young massive star clusters.
Researchers led by Shuo Zhang used multi-wavelength studies to identify pulsar wind nebulae as potential cosmic ray sources. The findings could help unlock fundamental questions in physics, such as galaxy evolution and dark matter.
The Dark Wolf Nebula, located 5300 light-years from Earth, is a cold cloud of cosmic dust that obscures the light of stars and other objects. The image, captured by the VLT Survey Telescope, showcases the nebula's ghost-like presence against a bright background, highlighting its unique features.
A new study using NASA's James Webb Space Telescope has confirmed the presence of proplyds around brown dwarfs in the Orion Nebula. The team discovered 20 cool objects that are too small and cool to undergo hydrogen fusion, with two faint proplyds detected by Hubble previously.
Researchers from IAC analyzed infrared spectroscopic data to identify fullerenes in planetary nebula Tc1. They found a link between fullerenes and hydrogenated amorphous carbon grains.
Astrophysicists from the University of Hong Kong have solved a 20-year-old mystery surrounding the lower-than-expected amounts of sulfur found in planetary nebulae. Using high-quality data, they found that sulfur and oxygen exhibit strong correlations, effectively dispelling previous claims about the anomaly.
Researchers at Harvard John A. Paulson School of Engineering and Applied Sciences developed a 10-centimeter-diameter glass metalens that can image the sun, moon, and distant nebulae with high resolution.
Researchers used ALMA to study a distant galaxy, detecting structures of star formation and possible death sites within the surrounding nebulae. The findings suggest a complex environment where many stars may form together as massive clusters.
Researchers have found a source for the mysterious alignment of planetary nebulae near the Galactic Centre, attributing it to close binary stars. The study confirms the alignment but also reveals that specific groups of planets are responsible.
A mathematical model developed by researchers at the University of Michigan could help engineers control the behavior of vortex rings in nuclear fusion and other applications. Vortex rings form during fuel compression and can disrupt the efficiency of fusion reactions. The model, which draws parallels with smoke rings, aims to understa...
Researchers from Shanghai Astronomical Observatory detect radio recombination lines of carbon and oxygen ions for the first time, using the TianMa 65-m Radio Telescope. The discovery allows for accurate measurement of element abundances and has significant implications for studying interstellar chemistry and molecular formation.
Researchers studied a Type 1a supernova in a faraway spiral galaxy, NGC 1566, to understand how certain chemical elements are emitted into the surrounding cosmos. The study confirms that ejecta doesn't escape the confines of the explosion, validating many assumptions about how complex entities work.
The Butterfly Nebula's unique shape is caused by a second star orbiting the central star, creating wing-like lobes. New research reveals powerful winds are altering the material within these lobes, contradicting existing models of planetary nebulae formation and evolution.
A team of astronomers used JWST images to piece together the death of a 500-million-year-old star, which created shrouds of gas and left a remnant dense white dwarf. The study reveals evidence of two or three companion stars that hastened its death, with implications for supernovae and gravitational wave systems.
Researchers from the University of Arizona suggest that dying stars can forge carbon nanotubes in the envelopes of dust and gas surrounding them. This process involves the spontaneous formation of carbon nanotubes, which are highly structured rod-like molecules consisting of multiple layers of carbon sheets.
A new study published in AGU journal Geochemistry, Geophysics, Geosystems suggests that Earth formed inside a solar nebula. The research found that vast stores of helium-3 from the Big Bang are leaking out of the Earth's core, providing evidence for this theory.
Researchers at Lund University mapped Ytterbium's origin to supernova explosions, revealing new opportunities for studying galaxy evolution. The study provides insight into the element's dual cosmic origins from heavy and regular stars.
The European Southern Observatory (ESO) has released a breathtaking new image of the Flame Nebula, located within the constellation Orion. The image was captured using the ESO-operated Atacama Pathfinder Experiment and reveals a vibrant emission nebula with its surroundings.
NAU astronomers, planetary astronomers and their students will conduct experiments using the JWST to expand their research and advance our understanding of the solar system. The telescope's advanced suite of instruments will explore planets, stars, nebulae, galaxies and beyond.
The SETI Institute and Unistellar are providing eVscope telescopes to 25 community colleges in the US, along with training workshops and network collaboration opportunities. The eVscope is a powerful telescope that gives access to 200 times more targets than conventional telescopes, including galaxies, nebulae, and supernovae.
A team of astronomers has uncovered the physical and chemical effects of a protostellar jet in the Orion Nebula, including compression, heating, and destruction of dust grains. The study reveals a significant increase in gas phase abundance of heavy elements such as iron and nickel.
A team from University of Arizona observes radio emissions from hydrogen cyanide, formyl ion, and carbon monoxide in five planetary nebulae, outlining their shapes for the first time. The findings support the idea that planetary nebulae seed the interstellar medium with molecules that form new stars and planets.
The LHAASO observatory detected 12 Ultra-high Energy gamma-ray sources, prompting the presence of active or recent PeVatrons. The team identified possible candidates, including pulsar wind nebulae and supernova remnants.
Researchers from RIT and Green Bank Observatory used Hubble Space Telescope images to analyze the Butterfly Nebula (NGC 6302) and Jewel Bug Nebula (NGC 7027), shedding light on nebula formation processes. The study confirmed that the Butterfly Nebula was ejected only about 2,000 years ago, with its S-shaped iron emission possibly even ...
The Stingray nebula has faded precipitously over the past two decades due to a temperature drop in its central star, SAO 244567. Researchers have observed unprecedented changes in the nebula's structure and brightness, with the oxygen emission dropping by nearly 1,000 times between 1996 and 2016.
The Stingray Nebula, a young planetary nebula, has faded significantly over the past 20 years, losing its bright colors and shape. Its rapid dimming is likely connected to the cooling of its parent star, which has reduced ultraviolet ionizing radiation.
The team used adaptive optics on the Gemini South telescope to reveal a wealth of detail in the nebula, including unusual structures and evidence for a jet of material ejected from a newly-formed star. The image provides the sharpest view to date of how massive young stars affect their surroundings.
Interactions with binary companions generate complex planetary nebula shapes by influencing the stellar wind of elderly stars. Leen Decin and colleagues observed AGB star winds using ALMA, finding none with spherical symmetry and instead distinct geometries similar to those in PNe.
Researchers observed stellar winds around cool red giant stars using ALMA Observatory, finding disk-shaped, spiral, and cone-like structures. The team concludes that companions or exoplanets influence the shape of stellar winds and planetary nebulae.
A new study published in Nature Astronomy sheds light on the origin of carbon in the Milky Way, revealing that dying stars play a crucial role in its synthesis. The research team found that low-mass stars shed more massive remnants than previously thought, breaking a linear trend in star formation and planetary evolution.
Astronomers using ALMA captured the moment when an old star starts to alter its environment, ejecting high-speed bipolar gas jets. The team's findings help scientists understand how complex shapes of planetary nebulae are formed.
The Gemini Observatory has captured an exquisite image of the planetary nebula CVMP 1, also known as a celestial hourglass. This object is formed when a massive star undergoes a catastrophic explosion, leaving behind a hot core that energizes the ejected gases, causing them to glow and form the striking hourglass shape.
A team of researchers from the University of Arizona has discovered a mechanism creating complex carbon molecules, such as C60, in a simulated planetary nebula environment. The study suggests that these molecules are derived from silicon carbide dust made by dying stars and can be dispersed throughout the interstellar medium.
New research by astrophysicists at the University of Kent reveals how matter discarded as stars die is recycled to form new stars and planets. The study found that elements such as carbon and oxygen are transferred through a process of fragmentation, providing vital clues about the emergence of life in our universe.
Researchers have designed a nanowire spectrometer that can directly image single cells and analyze chemical fingerprints without the need for microscopes or bulky equipment. This breakthrough could lead to new generations of ultra-compact spectrometers with applications in biology, lab-on-a-chip systems, and smart wearables.
A team of researchers has discovered a massive star that formed a planetary nebula, pushing the limits of theoretical predictions. The star, PNe BMP1613-5406, is one of the most massive stars ever found to have formed a PN, providing valuable insights into stellar evolution and chemical composition.
A nearby galaxy, NGC 4485, is experiencing a surge in star birth due to its gravitational interaction with NGC 4490. The collision triggered the creation of young blue stars and nebulae on the right side of the galaxy.
Researchers mapped aluminum monoxide around a distant young star, clarifying details about our solar system's formation. The findings suggest that AlO gas rapidly condenses into solid grains, similar to calcium and aluminum-rich inclusions found in asteroids.
Researchers have discovered a binary interaction between stars, leading to slower mass loss rates. This changes our understanding of how stars end their lives and the chemical evolution of galaxies.
A team of scientists has discovered a unique planetary nebula with an inverted ionization structure surrounding a central star undergoing a 'born-again' process, which is expected to occur in the Sun's future evolution. This finding provides valuable insights into the late-stage evolution of stars like our Sun.
Researchers have found a rare galaxy, NGC 1277, that has remained unchanged since its formation in the early universe. The discovery provides valuable information about galaxy evolution, as it has preserved its original composition and structure over billions of years.
Astronomers have detected a unique laser emission from the heart of the Ant Nebula, indicating the presence of a double star system. The phenomenon was discovered using European Space Agency's Herschel space observatory and is connected to the death of a star.
A team of international astronomers predicts the sun will turn into a planetary nebula, marking the end of its active life. The new model shows that low-mass stars like the sun can form bright planetary nebulas, solving a long-standing scientific puzzle.
Researchers challenged the existing understanding of star formation by observing a distant molecular cloud, W43-MM1, with ALMA. Contrary to previous findings, they discovered an overabundance of massive cores and underrepresentation of less massive cores.
The discovery of 51 Pegasi b marked a significant milestone in the search for exoplanets, with Michel Mayor and his colleague Queloz credited with the groundbreaking find. The development of better telescopes enabled this achievement, contributing to a new community of researchers exploring this field.
A recent study published in Monthly Notices of the Royal Astronomical Society reveals that comet nuclei contain 40% organic matter by mass, which was produced in interstellar space before the formation of our solar system. This finding has significant implications for the origin of life on Earth and potentially other planets.
Astronomers have found a massive, luminous nebula at the heart of a 'rotocluster' of early galaxies, which appears to be part of the cosmic web connecting galaxies. The newly discovered nebula, MAMMOTH-1, is thought to be powered by a hidden active galactic nucleus (AGN) that is strongly obscured by dust.
The study provides new insights into the distinctive geometry of pulsars and their emission signatures. The researchers found that the orientation of pulsars' spin and magnetic axes significantly affects what emissions are seen on Earth.
NASA's Hubble Space Telescope observes the small stellar galaxy NGC 4707, a loose spiral with undefined shape and central bulge, located 22 million light-years from Earth.
Researchers used a German-Hungarian team to extend the Standard Model and predict axion mass range for dark matter detection. The results suggest that axions could make up 85% of the universe's mass, with masses between 50-1500 micro-electronvolts.
Astronomers have detected superhot blobs of gas being ejected near the dying star V Hydrae, with each blob twice as massive as Mars and traveling at half-million miles per hour. The plasma balls are thought to be launched by an unseen companion star in an elliptical orbit, shedding new light on planetary nebulae.
A new image of the Orion Nebula reveals an unexpected abundance of low-mass objects, including brown dwarfs and planetary-mass objects, providing insight into star formation history. This discovery challenges current theories and suggests a higher proportion of low-mass objects than previously thought.
A team of researchers from the Instituto de Astrofísica de Canarias has discovered a new gaseous component in a planetary nebula, which is helping to understand the chemical evolution of our Galaxy. The component, rich in heavy elements such as oxygen and carbon, was detected using the OSIRIS instrument on the Gran Telescopio CANARIAS.
The James Webb Space Telescope's primary mirror is the largest yet sent into space, made of 18 beryllium segments coated with a thin layer of gold. The telescope will study the formation of solar systems capable of supporting life on planets similar to Earth, as well as the evolution of our own solar system.
A new method has been developed by HKU astronomers to estimate more accurate distances between planetary nebulae and the Earth. The technique uses three sets of data, including object size, brightness, and dimming, to create a robust distance scale that can provide distances accurate to 20 percent.