An exosyzygy – an alignment of three celestial objects around another star – is predicted to happen later this year, but it ...

Though this hunt came up empty, the fact that 3I/ATLAS is only the third known object found in the solar system after ...

In a zesty new discovery, scientists have unearthed a strange lemon-shaped exoplanet. It is unlike one we have seen before, ...

So far, humanity has yet to find its first "exomoon"—a moon orbiting a planet outside of the solar system. But that hasn't ...

The latest finding offers "a window into the dark universe,” said one of the researchers behind the groundbreaking discovery.

The observations were carried out by the Breakthrough Listen program as the object neared its closest approach to Earth on ...

A team using the NASA/ESA Hubble Space Telescope has uncovered a new type of astronomical object—a starless, gas-rich, ...