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Astronomy news
The Milky Way's eROSITA bubbles are large and distant
In 2020, astronomers discovered a large hourglass-shaped structure in or near the center of our Milky Way galaxy. Dubbed "eROSITA bubbles," there have been a few different hypotheses proposed to explain their precise nature. ...
Tiny bright objects discovered at dawn of universe baffle scientists
A recent discovery by NASA's James Webb Space Telescope (JWST) confirmed that luminous, very red objects previously detected in the early universe upend conventional thinking about the origins and evolution of galaxies and ...
Astronomy
Jun 28, 2024
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LLNL gamma-ray sensor has the best resolution
It's official. An instrument designed and built by Lawrence Livermore National Laboratory (LLNL) researchers is the highest-resolution gamma ray sensor that has ever flown in space.
Astronomy
Jun 28, 2024
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Astronomers discover two new Milky Way satellite galaxy candidates
For years, astronomers have worried about how to explain why the Milky Way has fewer satellite galaxies than the standard dark matter model predicts. This is called the "missing satellites problem."
Astronomy
Jun 28, 2024
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Image: Hubble examines elliptical galaxy Messier 105
It might appear featureless and unexciting at first glance, but NASA/ESA Hubble Space Telescope observations of this elliptical galaxy—known as Messier 105—show that the stars near the galaxy's center are moving very ...
Astronomy
Jun 28, 2024
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Gravitational wave researchers cast new light on Antikythera mechanism mystery
Techniques developed to analyze the ripples in spacetime detected by one of the 21st century's most sensitive pieces of scientific equipment have helped cast new light on the function of the oldest known analog computer.
Astronomy
Jun 27, 2024
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The density difference of sub-Neptunes finally deciphered
An international team led by UNIGE, UNIBE and PlanetS has shown the existence of two distinct populations of sub-Neptunes, resolving a debate in the scientific community.
Astronomy
Jun 27, 2024
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Study determines stellar mass and origin of a protostellar system
Using the Atacama Large Millimeter/submillimeter Array (ALMA), astronomers have conducted molecular line observations of a protostellar system known as VLA 1623. Results of the observational campaign, published June 18 on ...
Pillars of Creation star in new visualization from NASA's Hubble and Webb telescopes
Made famous in 1995 by NASA's Hubble Space Telescope, the Pillars of Creation in the heart of the Eagle Nebula have captured imaginations worldwide with their arresting, ethereal beauty.
Astronomy
Jun 26, 2024
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Study reveals twisted origin of dead stars' mysterious 'heartbeats'
Stars blinking code in Netflix's "3 Body Problem" might be science fiction, but by deciphering neutron stars' erratic flickers, a new study has revealed the twisted origin of these dead stars' mysterious "heartbeats."
Astronomy
Jun 26, 2024
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The surprising behavior of black holes in an expanding universe
A physicist investigating black holes has found that, in an expanding universe, Einstein's equations require that the rate of the universe's expansion at the event horizon of every black hole must be a constant, the same ...
A new horizon for the Kuiper Belt: Subaru telescope's wide-field observations
The Subaru Telescope's wide and deep imaging observations are contributing information to the New Horizons spacecraft as it moves through the outer solar system. By applying a unique analysis method to images of Kuiper Belt ...
Astronomy
Jun 26, 2024
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Jupiter's upper atmosphere surprises astronomers
Using the NASA/ESA/CSA James Webb Space Telescope, scientists observed the region above Jupiter's iconic Great Red Spot to discover a variety of previously unseen features. The region, previously believed to be unremarkable ...
Astronomy
Jun 25, 2024
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Astronomers study evolution of a giant outburst in X-ray binary EXO 2030+375
An international team of astronomers has observed an X-ray binary system known as EXO 2030+375. Results of the observation campaign, presented in a research paper published June 18 on the pre-print server arXiv, provide more ...
Using sound waves, scientists develop findings that challenge standard theories of solar convection
A team of solar physicists at NYU Abu Dhabi's Center for Astrophysics and Space Science (CASS), led by Research Scientist Chris S. Hanson, Ph.D., has revealed the interior structure of the sun's supergranules, a flow structure ...
Astronomy
Jun 25, 2024
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Revived technology used to count individual photons from distant galaxies
Using an instrument on the 4.1-meter Southern Astrophysical Research Telescope, researchers have obtained the first astronomical spectrum using skipper charge-coupled devices (CCDs).
Astronomy
Jun 24, 2024
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Webb Space Telescope captures star clusters in Cosmic Gems arc
An international team of astronomers has used the NASA/ESA/CSA James Webb Space Telescope to discover gravitationally bound star clusters when the universe was 460 million years old. This is the first discovery of star clusters ...
Astronomy
Jun 24, 2024
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New research challenges black holes as dark matter explanation
The gravitational wave detectors LIGO and Virgo have detected a population of massive black holes whose origin is one of the biggest mysteries in modern astronomy. According to one hypothesis, these objects may have formed ...
Astronomy
Jun 24, 2024
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Observations investigate galaxy cluster Abell S1136
An international team of astronomers has employed the Australian Square Kilometer Array Pathfinder (ASKAP) radio telescope to perform radio observations of a galaxy cluster known as Abell S1136. Results of the observation ...
Astronomers discover that a well-known X-ray binary is actually a hidden ultraluminous X-ray source
Astronomers have uncovered that a well-known X-ray binary, whose exact nature has been a mystery to scientists until now, is actually a hidden ultraluminous X-ray source. The study is published in Nature Astronomy.
Astronomy
Jun 24, 2024
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Other news
A harmless asteroid will whiz past Earth Saturday. Here's how to spot it
New NOvA results add to mystery of neutrinos
LHCb investigates the rare Σ+→pμ+μ- decay
Scientists clarify origins of lunar metallic iron
Researcher discovers 1 in 5 bacteria can break down plastic
Researchers develop novel atom-thin material heat test
New method for generating monochromatic light in storage rings
New class of Mars quakes reveals daily meteorite strikes
Engineered biocatalyst for making 'drop-in' biofuels
Supercomputing in the age of AI to accelerate protein structure prediction
Scientists uncover previously unknown properties of gallium
NASA's Mars Odyssey orbiter captures huge volcano, nears 100,000 orbits
