May 1 A 'cosmic glitch' in gravity
Researchers have discovered a potential 'cosmic glitch' in the universe's gravity, explaining its strange behavior on a cosmic scale.
May 1 Earth-like environment likely on ancient Mars
A research team using the ChemCam instrument onboard NASA's Curiosity rover discovered higher-than-usual amounts of manganese in lakebed rocks within Gale Crater on Mars, which indicates that the sediments were formed in a river, delta, or near th...
Apr 30 Webb captures top of iconic horsehead nebula in unprecedented detail
NASA's James Webb Space Telescope has captured the sharpest infrared images to date of a zoomed-in portion of one of the most distinctive objects in our skies, the Horsehead Nebula. These observations show the top of the 'horse's mane' or edge of ...
Apr 30 NASA's Webb maps weather on planet 280 light-years away
Researchers have successfully used NASA's James Webb Space Telescope to map the weather on the hot gas-giant exoplanet WASP-43 b.
Apr 29 Gemini south reveals origin of unexpected differences in giant bina...
Astronomers have confirmed that differences in binary stars' composition can originate from chemical variations in the cloud of stellar material from which they formed. The results help explain why stars born from the same molecular cloud can poss...
Apr 29 Probing the effects of interplanetary space on asteroid Ryugu
Samples reveal evidence of changes experienced by the surface of asteroid Ryugu, some probably due to micrometeoroid bombardment.
Apr 26 Researchers advance detection of gravitational waves to study colli...
Researchers co-led a study that will improve the detection of gravitational waves--ripples in space and time.
Apr 24 Researchers find oldest undisputed evidence of Earth's magnetic field
A new study has recovered a 3.7-billion-year-old record of Earth's magnetic field, and found that it appears remarkably similar to the field surrounding Earth today.
Apr 24 Eruption of mega-magnetic star lights up nearby galaxy
While ESA's satellite INTEGRAL was observing the sky, it spotted a burst of gamma-rays -- high-energy photons -- coming from the nearby galaxy M82. Only a few hours later, ESA's XMM-Newton X-ray space telescope searched for an afterglow from the e...
Apr 23 Toward unification of turbulence framework -- weak-to-strong transi...
Astrophysicists have made a significant step toward solving the last puzzle in magnetohydrodynamic turbulence theory by observing the weak to strong transition in the space plasma turbulence surrounding Earth with newly developed multi-spacecraft ...
Apr 22 To find life in the universe, look to deadly Venus
Despite surface temperatures hot enough to melt lead, lava-spewing volcanoes, and puffy clouds of sulfuric acid, uninhabitable Venus offers vital lessons about the potential for life on other planets, a new paper argues.
Apr 22 Giant galactic explosion exposes galaxy pollution in action
Astronomers have produced the first high-resolution map of a massive explosion in a nearby galaxy, providing important clues on how the space between galaxies is polluted with chemical elements.
Apr 22 Simulated microgravity affects sleep and physiological rhythms
Simulated effects of microgravity significantly affect rhythmicity and sleep in humans, a new study finds. Such disturbances could negatively affect the physiology and performance of astronauts in space.
Apr 22 AI and physics combine to reveal the 3D structure of a flare erupti...
Based on radio telescope data and models of black hole physics, a team has used neural networks to reconstruct a 3D image that shows how explosive flare-ups in the disk of gas around our supermassive black hole might look.
Apr 19 Weather prediction models can also forecast satellite displacements
Researchers have found that modern weather models can accurately predict the energy that Earth emits and reflects into space, which directly affects the movements of low Earth-orbiting (LEO) satellites. By leveraging these models, the researchers ...
Apr 17 Astronomers uncover methane emission on a cold brown dwarf
Astronomers have discovered methane emission on a brown dwarf, an unexpected finding for such a cold and isolated world. The findings suggest that this brown dwarf might generate aurorae similar to those seen on our own planet as well as on Jupite...
Apr 17 'Tube map' around planets and moons made possible by knot theory
Scientists have developed a new method using knot theory to find the optimal routes for future space missions without the need to waste fuel.
Apr 17 'Nanostitches' enable lighter and tougher composite materials
In an approach they call 'nanostitching,' engineers used carbon nanotubes to prevent cracking in multilayered composites. The advance could lead to next-generation airplanes and spacecraft.
Apr 16 No gamma rays seen coming from nearby supernova
A nearby supernova in 2023 offered astrophysicists an excellent opportunity to test ideas about how these types of explosions boost particles, called cosmic rays, to near light-speed. But surprisingly, NASA's Fermi Gamma-ray Space Telescope detect...
Apr 16 Most massive stellar black hole in our galaxy found
Astronomers have identified the most massive stellar black hole yet discovered in the Milky Way galaxy. This black hole was spotted in data from the European Space Agency's Gaia mission because it imposes an odd 'wobbling' motion on the companion ...
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