Astronomers may have witnessed one of the rarest and most dramatic cosmic events ever seen: a long-sought intermediate-mass ...

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

Alien: Earth star, Timothy Olyphant, reveals that Season 2 will take the story for the prequel series' next chapter in a very ...

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

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