A rare 'smiley face' triple conjunction is coming to Earth's morning skies on April 25, when Venus, Saturn and the crescent ...

A bold geochemical model reveals that TOI‑270 d, a sub‑Neptune 73 light‑years away, is likely a giant rocky world cloaked in ...

Astronomers claim they've found the most promising signs of possible life on a planet outside of our solar system.

Astronomers have found thousands of exoplanets — worlds beyond our solar system. Most of them are in single-star systems, ...

The solar eruption set Earth's skies ablaze, with vibrant auroras visible across the Northern and Southern Hemispheres.