Astronomers announced the discovery of a starless cloud of hydrogen gas, a pristine relic of the cosmos that is almost as old as time itself.
A newly discovered celestial object may be a starless cloud that could change how astronomers understand dark matter.
The Vera C. Rubin Observatory began studying the heavens from a Chilean mountaintop last spring, and its "first light" images ...
They're called ghost particles for a reason. They're everywhere—trillions of them constantly stream through everything: our ...
Ever gazed at the night sky and wondered if we're truly alone, or if cosmic travelers zip through our solar neighborhood carrying secrets from distant.
Astronomers scan interstellar comet 3I/ATLAS for alien signals as Breakthrough Listen's 2026 technosignature search comes up ...
The CIA's refusal to confirm records on interstellar object 3I/ATLAS sparks a global debate. Is it a comet or a 'black swan' ...
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Interstellar comet 3I/ATLAS is just an ordinary comet, not an alien spacecraft, scientists confirm
Scientists scanned interstellar Comet 3I/ATLAS for alien signals using powerful radio telescopes, found nothing artificial, ...
A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The ...
Though this hunt came up empty, the fact that 3I/ATLAS is only the third known object found in the solar system after ...
The observations were carried out by the Breakthrough Listen program as the object neared its closest approach to Earth on ...
It is unclear whether a [3I/ATLAS] would transmit radio signals … such signals would take tens of thousands of years to cross ...
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