Researchers have confirmed the mass of a free-floating planet thanks to a lucky convergence of ground- and space-based ...
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8 odd Mars caves found, and they look made for hiding life
Mars has never looked more like a planet built for hiding secrets. A cluster of eight vast, water-carved caves appears almost engineered to shield fragile chemistry, or even biology, from the brutal ...
It's almost certainly not an extraterrestrial telegram. But waves that seemed to come from the vicinity of Proxima Centauri ...
From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.
In 2025, astronomers sharpened their view of the planetary system around Proxima Centauri — the sun's closest stellar ...
The Perseverance rover has been exploring the Jezero Crater for years, and it's finally found a potential meteorite, now ...
Pluribus imagines Kepler-22b as an ocean world that sends a gift to humanity through radio waves. In real life, no such ...
From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...
Scientists have sought out and detected radio emissions from from interstellar comet 3I/ATLAS, all but confirming that it has natural origins.
3I/ATLAS came within 168 million miles of Earth around midnight CST Friday. While that might seem pretty far away, the ...
Using JWST, scientists discovered PSR J2322-2650b — a carbon-rich, lemon-shaped exoplanet orbiting a pulsar — challenging ...
There are moments in Avatar: Fire and Ash when it plays like a propaganda reel for Greenpeace.
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