When 3I/ATLAS swept past the sun in late October 2025, it became only the third confirmed visitor from interstellar space ...
Rogue planets — worlds that drift through space alone without a star — largely remain a mystery to scientists. Now, ...
Astronomers just measured the mass of a free-floating planet without a star for the first time ...
The theorized unseen structure of spacetime could also explain of the outstanding questions about the accelerating expansion ...
Abstract: Blockchain-based censorship-resistant systems enable the user to access the blocked content through a covert channel while avoiding a suspicious network connection between the user and the ...
APM 08279-5255 is a massive black hole (quasar) that contains about 140 trillion times the amount in all of Earth’s oceans ...
Searches for dark matter particles have come up empty so far, driving theorists to get more creative with their ideas.
Abstract: This paper focuses on designing event feedback supervisors to enforce control specifications on Petri nets with uncontrollable and unobservable transitions. For each observation, the ...
Chris Impey has received funding from NASA, NSF, Howard Hughes Medical Institute, and the Templeton Foundation. If you look across space with a telescope, you’ll see countless galaxies, most of which ...
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