A new study using James Webb Space Telescope data reveals the strongest evidence yet of possible biological activity beyond ...

Astonishingly, we can identify molecules present in the atmospheres of exoplanets.

New polarimetry data on interstellar comet 3I/ATLAS reveals bizarre refractory dust, proving this alien visitor formed in a ...

Neptune was supposed to be the quiet, distant ice giant, a cold blue marble barely warmed by the Sun. Instead, the James Webb ...

Scientists have found new evidence suggesting that interstellar 3I/ATLAS is not an alien spaceship, as one conspiracy theory claims, but a comet.

That would make it thousands of times more massive than any moon orbiting a solar system plane  — so massive it could make ...

Avi Loeb warns 3I/ATLAS's symmetrical jets defy comet norms, hinting at possible tech. Hubble data and expert debate fuel the ...

NASA data reveals a dramatic blue glow from the ancient interstellar comet 3I/ATLAS. Discover why this 8-billion-year-old ...

NASA and Breakthrough Listen issue a final verdict on the interstellar comet 3I/ATLAS. Is it an alien spaceship? Read the truth behind the cosmic conspiracy.

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

In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The Perseverance rover, which has been exploring a dried-up lakebed for years, found ...

For many years, astronomers have been looking for extraterrestrial life. In doing so, astronomers have narrowed their search ...