The Solar System is a fascinating place, with each planet orbiting the Sun at its own unique distance. But how far apart are ...

For centuries, humanity believed that Earth was the center of the universe, a view championed by Aristotle and Ptolemy. But ...

Up to 200 worlds investigated by NASA's exoplanet-hunting TESS satellite could be bigger than predicted, a finding that could ...

International astronomers have for the first time witnessed the birth of a planetary system beyond Earth's sun that could one day resemble our own.

According to the paper laying out the research behind the discovery, "TOI-1846b is a super-Earth-sized planet, with a radius ...

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's not aliens.) ...

Astronomers first identified these minerals using the now-three-year-old James Webb Space Telescope. To see where exactly the ...

Experts have confirmed that the mysterious object hurtling towards us, previously dubbed A11pl3Z, is an "interstellar object.

So, while Earth will eventually leave the solar system one way or another, it's not something we will have to worry about for a few billion years yet. Probably. Originally published on Live Science.

The space rock came as close as within 4.15 million miles from our planet, according to NASA's Jet Propulsion Laboratory.

CAPE CANAVERAL, Fla. (AP) — Astronomers have discovered the earliest seeds of rocky planets forming in the gas around a baby ...

A new interstellar object, A11pl3Z, has been discovered in our solar system, marking the third such object to be observed. It ...