A Stanford scientist's model suggests many small rocky planets can't sustain atmospheres, potentially explaining the scarcity ...

People often have vivid memories of things that never happened. This is now called the “Mandela Effect” because a researcher ...

Researchers at the SETI Institute found no evidence of alien technology after analyzing radio signals from the object. 3I/ATLAS was the third comet ever discovered originating from outside our solar ...

A new exoplanet model screens rocky worlds by their ability to retain atmospheres over geologic timescales, helping narrow ...

Scientists propose building a lab on the moon to screen Mars and other space samples for alien microbes before they ever ...

An interstellar comet known as 3I/ATLAS, which swept past the Sun in 2024, could be a 12‑billion‑year‑old relic from deep ...

Astronomers have revealed distinct differences in atmospheric conditions between the morning and evening transition zones of the ultra-hot gas planet WASP-121 b, which separate day from night, ...

AI anthropomorphism is a documented crisis in LLM science: a new Microsoft paper found more than half of 300 studies assumed ...

Having already delivered samples of the asteroid Ryugu to Earth, Hayabusa2 will soon attempt one of the closest, riskiest ...