NASA has quietly hit pause on what it billed as its first dedicated hunt for alien biosignatures, reacting to fresh data that ...

NASA has temporarily stopped part of its investigation into possible signs of life on a faraway planet, after two years of ...

New photos show off NASA's newly constructed Roman Space Telescope, which will soon help researchers unravel the mysteries of ...

Those concerned that 3I/ATLAS' arrival to our solar system meant that some sort of alien invasion was imminent can breathe a ...

Harvard expert Avi Loeb claims the 3I/ATLAS comet's path is 'suspiciously' precise, sparking alien theories. NASA reveals the ...

"Awards like these are a critical component of our incubator program for future missions, which combines government ...

NASA has selected advanced technologies to power a future space telescope designed to image Earth-like planets and search ...

When interstellar visitor 3I/ATLAS exhibited some peculiar movements, speculation arose regarding potential alien origins.

An international team of researchers pointed the largest single-dish radio telescope in the world at 3I/ATLAS.

(KTLA) — NASA on Wednesday released new images and data of Comet 3I/ATLAS, the rare interstellar object that set off weeks of speculation — and a full-blown online debate — over whether it could be an ...

WASHINGTON — NASA released fresh images on Wednesday of the interstellar object called 3I/ATLAS that astronomers have determined is a comet probably even older than our solar system, as space agency ...

Scientists confirmed that the interstellar comet 3I/ATLAS, which passed closest to Earth in December 2025, showed no ...