Astronomers just measured the mass of a free-floating planet without a star for the first time ...
Researchers have confirmed the mass of a free-floating planet thanks to a lucky convergence of ground- and space-based ...
The central question posed by 3I/ATLAS is not whether life exists elsewhere in the universe, but how many worlds similar to ...
Hubble's latest images of interstellar comet 3I/ATLAS reveal sustained, jet-like eruptions and a carbon dioxide-rich coma ...
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8 burning theories that could prove 3I/ATLAS is an alien spacecraft, according to Harvard scientist
With 3I/ATLAS streaking away from our planet, speculation remains as to whether the interstellar comet is alien or not.
Scientists discover 26 new bacterial species in NASA cleanrooms, revealing surprisingly resilient microbes with potential ...
A Carnegie-led team of astronomers detected the strongest evidence yet of an atmosphere around a rocky planet beyond our ...
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 ...
An alien comet, a Martian volcano, a man’s fall from the sun and a groundbreaking telescope’s first images: Here are the most jaw-dropping space photos of 2025.
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