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There were 'audible screams of delight': Why Artemis II sightings of meteor flashes on the moon have scientists giddyMeteorite strikes spotted on the moon by the Artemis II crew will help scientists assess dangers to future moon bases, infrastructure, and astronauts.
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Physicists moved volatile antimatter by truck for the first time ever — paving the way for groundbreaking new researchCERN scientists transported antimatter by truck for the first time, enabling ultraprecise studies that could reveal why matter dominates the universe.
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Record-breaking gravitational wave puts Einstein's relativity to its toughest test yet — and proves him right againA record-breaking gravitational wave signal let scientists "listen" to a distant black hole merger and put Einstein's gravity to its toughest test yet.
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Strange discovery offers 'missing link' in planet formationA decade of observations of four planets around the young planetary system V1298 Tau revealed a rare, long-sought missing link in planet formation.
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NASA telescope combines 100 maps of the universe into one, promising huge discoveriesNASA's SPHEREx telescope unveiled its first full-sky map of the universe, combining more than 100 infrared observations into one dazzling mosaic.
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'Stop and re-check everything': Scientists discover 26 new bacterial species in NASA's cleanroomsScientists discover 26 new bacterial species in NASA cleanrooms, revealing surprisingly resilient microbes with potential uses in biotechnology and medicine.
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First-ever 'superkilonova' double star explosion puzzles astronomersA double explosion, in which a dying star split, then recombined, may be a long-hypothesized but never-before-seen "superkilonova."
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Mysterious, irradiated 'scar' in our galaxy may finally have an explanationAstronomers traced a mysterious 'scar' of ionized gas around the solar system to two stars that had a close flyby with our sun millions of years ago.
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Earth had a secret neighbor, and it may explain our moonEarth may have a moon today because a nearby neighbor once crashed into us, a new analysis of Apollo samples and terrestrial rocks reveals.
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Scientists are debating a 70-year-old UFO mystery as new images come to lightTwo new peer-reviewed papers claim thousands of unexplained light flashes in vintage Palomar telescope images show statistical ties to nuclear tests and UFO reports. Not everyone agrees with the paper's conclusion.
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Strange object between Saturn and Uranus is 'evolving' its own ring system, study suggestsAstronomers have found signs that the small icy world Chiron, orbiting between Saturn and Uranus, may be forming a new ring system in near-real time.
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Astronomers close in on signal from Epoch of ReionizationA faint radio "whisper" from ancient hydrogen reveals the universe was heating up long before it filled with starlight.
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'If there is a space race, China's already winning it': NASA unlikely to bring Mars samples back to Earth before China does, experts say"If there is a space race, China's already winning it, and could win it dramatically in the next few decades."
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Astronomers use rare 'double zoom' to view black hole corona in unprecedented detailFor the first time, astronomers have directly measured a solar-system-size corona around a distant supermassive black hole, thanks to a rare cosmic alignment.
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Asteroid Apophis flyby will be 'once in a millennium' opportunity for skywatchers and scientistsIn 2029, asteroid Apophis will skim safely past Earth, where it will be visible to billions. For scientists, it's a once-in-a-millennium planetary experiment.
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Scientists capture bridge of stray stars being sucked from one galaxy to anotherAstronomers spot a rare stellar bridge in Abell 3667, revealing an aggressive galaxy merger and new clues about dark matter.
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'Space hurricane' caught raging over North Pole during one of the sun's quietest daysA rare "space hurricane" that swirled over Earth's North Pole in 2014 caused intense space weather effects despite unusually quiet solar conditions, a new study reports.
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Stunning 'sun dogs' could sparkle in alien skies, James Webb Space Telescope suggestsHigh-speed winds on exoplanet WASP-17b may align quartz crystals in its atmosphere and create dazzling light effects like "sun dogs."
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JWST spies frigid alien world on bizarre orbit: 'One of the coldest, oldest and faintest planets that we've imaged to date'The James Webb Space Telescope has notched another milestone, capturing a direct image of one of the coldest and oldest known exoplanets.
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James Webb telescope discovers 'a new kind of climate' on Pluto, unlike anything else in our solar systemNew James Webb Space Telescope data reveal Pluto's high-altitude haze is a key driver of the climate on the dwarf planet, offering clues to Earth's ancient atmosphere.
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Astronomers discover most powerful cosmic explosions since the Big BangAstronomers have discovered a new class of bright, long-lasting cosmic explosions that offer a new probe into studying the universe's most distant black holes.
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Astronomers simulate a star's final moments as it's swallowed by a black hole: 'Breaks like an egg'A neutron star's final moments may spark violent starquakes, monster shock waves, and even a fleeting, never-before-seen object called a black hole pulsar.
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Solar 'cannonballs' may have stripped Mars of its water, study revealsAfter nearly a decade in orbit, NASA's MAVEN spacecraft has, for the first time, directly observed the process that scientists had long suspected was responsible for stripping Mars of its atmosphere.
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James Webb telescope discovers frozen water around alien starThe discovery of water ice around a distant star is allowing scientists to study how the key ingredient for life is delivered to young planets beyond our solar system.
