From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.
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The most exciting exoplanet discoveries of 2025
In 2025, astronomers sharpened their view of the planetary system around Proxima Centauri — the sun's closest stellar ...
I/ATLAS, the third known interstellar object to cross our Solar System, was first spotted on 1 July 2025 and immediately ...
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