The origins of extremely high-energy particles that fill the universe—such as protons, electrons, and neutrinos—remain one of the longest-standing mysteries in modern astrophysics. A leading hypothesis suggests that “explosive transients,”
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A new study co-led by the Department of Earth and Planetary Sciences at The University of Hong Kong (HKU) and the Department of Atmospheric and Oceanic Sciences at the University
Join ESA teams to watch live the launch and docking of Crew-12, marking the beginning of a nine‑month mission to the International Space Station. The crew of four consists of ESA
Several years ago, an automated sky survey spotted a distant supermassive black hole that tore apart a star. The star that got too close, and the resulting tidal disruption event
Heliosphere 2-3 Myr ago –speed. (a) meridional plane (b) equatorial plane showing the trajectory of Earth. When Earth will be inside the heliosphere the Galactic Cosmic Rays will be filtered
In January 2026, Iranian authorities shut down landline and mobile telecommunications infrastructure in the country to clamp down on coordinated protests. Starlink terminals, which were discreetly mounted on rooftops, helped
Light is the fastest phenomenon in the universe, clocking in at just under 300,000 kilometers per second. The telescopes that observe that light, from radio waves to gamma rays, are
SAR11 bacteria comprise some 40% of marine bacterial cells, making them an essential part of our ocean ecosystems. (Image source: Smithsonian / Xiaowei Zhao.) A group of ocean bacteria long
Nuclear dust and molecular structure, with a sketch summarizing grain and PAH processing in IRAS 07251−0248. Left panel: A schematic view of the central region of IRAS 07251−0248. The color
Isn’t the FLRW metric way generic? It lays out the basic assumptions and tells us how the universe should behave, but it doesn’t say WHAT the universe is made of.
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01Two Black Holes Observed Circling Each Other for the First Time -
02From Polymerization-Enabled Folding and Assembly to Chemical Evolution: Key Processes for Emergence of Functional Polymers in the Origin of Life -
03Astronomy 101: From the Sun and Moon to Wormholes and Warp Drive, Key Theories, Discoveries, and Facts about the Universe (The Adams 101 Series) -
04True Anomaly hires former York Space executive as chief operating officer -
05Φsat-2 begins science phase for AI Earth images -
06Hurricane forecasters are losing 3 key satellites ahead of peak storm season − a meteorologist explains why it matters -
07Binary star systems are complex astronomical objects − a new AI approach could pin down their properties quickly
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