Roughly four and a half billion years ago the planet Theia slammed into Earth, destroying Theia, melting large fractions of ...

"The most convincing scenario is that most of the building blocks of Earth and Theia originated in the inner solar system.

About 4.5 billion years ago, the most momentous event in the history of Earth occurred: a huge celestial body called Theia ...

A large radio galaxy study finds our solar system moves faster than theory predicts, raising new questions about how matter ...

Cernan Earth and Space Center at Triton College in River Grove has a full slate of holiday programming that’s fun and ...

Outer space contains more incredible phenomenons and unsolved mysteries than anywhere else—and we think it's just fascinating ...

NASA unveiled close-up pictures on Wednesday of the interstellar comet that's making a quick one-and-done tour of the solar ...

Comet 3I/ATLAS was discovered on July 1 by the Asteroid Terrestrial-impact Last Alert System (ATLAS). Its previous best ...

( KTLA) — NASA on Wednesday released new images and data of Comet 3I/ATLAS, the rare interstellar object that set off weeks ...

Mars is covered in stunning features, but nothing quite compares to the massive Martian mountain Olympus Mons, the largest ...

A newly discovered cluster of objects called the “inner kernel” of the Kuiper belt could teach us about the early history of ...