Is 3I/ATLAS an alien probe? Breakthrough Listen uses the Green Bank Telescope to search for technosignatures as the ...
Astronomers probed interstellar comet 3I/ATLAS for alien technosignatures, tracing nine 'mysterious' signals back to human ...
Live Science on MSN
Uranus and Neptune may be 'rock giants,' not 'ice giants,' new model of their cores suggests
A new computational model suggests that Uranus' and Neptune's cores may be less icy than their "ice giant" nickname suggests.
From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.
Sam Eckholm on MSN
How the US detects every missile launch on Earth
I was granted rare access inside one of America’s most secure facilities to see how the missile warning mission operates. From massive radomes in Colorado tracking objects 22,000 miles above Earth, to ...
Tantalising signs of past microbial life showed up on Mars this year, but to truly know whether they contain the answer to ...
Space.com on MSN
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 ...
When the interstellar traveler 'Oumuamua sped through our solar system in 2017, it left behind a lot of unanswered questions ...
A new anomaly related to the size of particles in the interstellar object 3I/ATLAS has been detected. This was reported in his blog by Harvard University astronomer Avi Loeb.
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