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'A collision within a collision': Neutron star merger hiding in mini-galaxy could answer 2 big astrophysics questionsA powerful "gamma-ray burst" has been seen exploding from merging neutron stars hidden within a previously unknown mini-galaxy leftover from an ancient cosmic crash. The "collision within a collision" could help answer multiple astrophysics questions, researchers say.
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'Interstellar messenger' 3I/ATLAS could be nearly as old as the universe itself, James Webb telescope observations revealThe comet formed in a cold and distant part of the early Milky Way up to 12 billion years ago, potentially putting it just under 2 billion years the age of the universe.
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Universe-shaking collision of black hole and neutron star could upend our understanding of monster cosmic mergersThe catastrophic collision of a black hole and a neutron star sent ripples across the universe. New analysis of those ripples could upend a major theory about how these extreme pairs form.
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Falling meteorite smashes hole in roof of German house after spectacular 'fireball' explosion over EuropeA German town has been peppered by meteorites after a stunning "fireball" exploded in the skies over central Europe. One extraterrestrial fragment landed in a bedroom after punching a soccer ball-size hole through the building's roof.
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Exotic prime numbers could be hiding inside black holesA new paper makes the strange case for prime numbers at the heart of physics.
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Scientists tracked faint signals from the stars — and may have turned up hundreds of undiscovered planetsA new study shows that stars with low magnetic activity are likely to support exoplanetary systems, making the hunt for these celestial objects less random.
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'Exposed Cranium' leaks its gory secrets in new James Webb telescope images: Space photo of the weekNASA's James Webb Space Telescope reveals new infrared images of the brain-shaped "Exposed Cranium" nebula, the final stages of a dying star.
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Enormous 3D map of the universe shows brilliant 'sea of light' near the cosmic dawnA unique technique allowed astronomers to see the early universe as a "sea of light" and explore the effects of gravity and dark energy on cosmic evolution.
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'City killer' asteroid will narrowly miss the moon, James Webb Telescope revealsThe "city killer" asteroid 2024 YR4 won't hit Earth or the moon when it whizzes by in 2032, the latest James Webb Space Telescope observations confirm.
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