Astronomers were fascinated after spotting an object from interstellar space hurtling through the solar system earlier this ...

I/ATLAS is a fast, ancient interstellar object. Its odd features fuel both scientific study and speculation. On July 1, ...

The anomalous nature of the object led astrophysicist Avi Loeb to apply a thought experiment to it, highlighting everything ...

The official number of exoplanets—planets outside our solar system—tracked by NASA has reached 6,000. Confirmed planets are ...

An international team led by the University of Geneva (UNIGE), including scientists from the National Center of Competence in ...

NASA spotted a new moon almost at the border of our solar system. Back in 1986, a theory came up that this cosmic body could ...

The solar system lost its ninth planet back when Pluto was demoted to a dwarf planet, but research might indicate that there ...

The official number of planets outside our solar system has reached 6,000, according to space scientists. NASA's tally of ...

Most planet-forming disks have warps that can lead to planets on inclined orbits, which could explain where the tilt of Earth ...

It’s been nearly 2 centuries since a planet was discovered in the solar system. But now scientists think they’ve uncovered ...

Early Earth lacked life’s essentials until a collision with Theia added them. This chance event made life possible. After the ...