A11pI3Z is only the third interstellar visitor to be discovered, and astronomers can’t say yet whether it is a comet or a ...

Astronomers are scrambling to gather data on a mysterious object that’s currently hurtling through the solar system.

An object that appears to be from beyond our Solar System has been spotted hurtling towards the Sun, which if confirmed would ...

The Hubble Space Telescope searches the universe to understand how planets, stars, and galaxies form. Recently, it captured ...

Long theorized but never observed, the first known “planet with a death wish” is described by Ilin and her colleagues in a ...

Mars shines in the evening, and is joined briefly by Mercury. Jupiter joins Venus as the month goes on. And all month, look ...

Astronomy news always seems to break over coffee, on laptop startup. That was the case on Wednesday morning, when word of a ...

NASA's James Webb Space Telescope has been unwaveringly focused on our universe. With its unprecedented power to detect and ...

By looking at the shifting of stars in photos from the New Horizons probe, astronomers have calculated its position in the ...

A possible new "jellyfish" galaxy discovered by the James Webb Space Telescope could deepen our understanding of galaxy ...

Space.com sat down recently with retired NASA astronaut Terry Virts to talk about space, politics and his run in Texas for a ...