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Why are some constellations visible for only part of the year?Why do some constellations stay in the sky all year, while others disappear?
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'What are the odds': Superbright comet and exploding fireball meteor form near-perfect X over European castleA pair of lucky photographers snapped a stunning time-lapse shot of a fireball meteor streaking in front of Comet C/2025 R3 (PanSTARRS) as it shone in the night sky over a 15th-century European castle.
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NASA's Curiosity rover finds a surprising number of giant 'dragon scales' littered across MarsThe Curiosity rover snapped a series of peculiar polygons that look suspiciously like giant fossilized reptile scales. Although scientists have seen similar shapes on Mars before, they have never seen such a "dramatically abundant" concentration.
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A giant 'shadow' has been creeping across Mars for 50 years — and scientists aren't sure whyA dark patch in Mars' Utopia Planitia region has grown significantly since it was first photographed in 1976. Scientists have a loose understanding of what it is, but they can't properly explain its gradual growth.
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'The chances of you living 50 years are very small': Theoretical physicist explains why humanity likely won't survive to see all the forces unifiedInterview Live Science spoke with Nobel prize-winning physicist David Gross, who recently received the $3 million Special Breakthrough Prize in Fundamental Physics, about the quest to unite all the forces and why humanity might not live to see a unified theory.
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Lyrid meteor shower 2026: See spring's first rain of 'shooting stars' peak in moonless skiesExpect bright fireballs during the Lyrid meteor shower, which will peak in moonless skies on April 22, 2026.
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Largest-ever 3D map of the universe shows 47 million galaxies, from the Milky Way to 'cosmic noon' — Space photo of the weekThe largest 3D map of the universe, created with data from the Dark Energy Spectroscopic Instrument, shows 47 million galaxies in stunning detail.
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2 supermassive black holes may collide 100 years from now — and Earth would feel itIn a galaxy 500 million light-years away, two supermassive black holes could merge, spreading gravitational waves across the universe.
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Bright-green fireball meteor caught exploding above famous Viking raid site in UKPhotographers caught a spectacular emerald-green fireball meteor streaking above Lindisfarne in northeast England, where Viking raiders famously killed and robbed Christian monks in the eighth century.
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