(EL PASO COUNTY, Colo.) — Peterson Space Force Base held the grand opening of a new, innovative running trail on Tuesday, ...

Astronomers have identified a strange new kind of exoplanet that challenges how scientists classify worlds beyond our Solar System. The planet, L 98-59 d, appears to contain a vast ocean of molten ...

Explore the vast distances between planets and objects in our solar system, and why most of the space around us is a wide expanse of emptiness.

How does fine dust aggregate into building blocks that ultimately form entire planets like our Earth? A research team led by ...

When Anastasios Tzanidakis was sifting through some older telescope observations, he stumbled across something that should ...

The traditional Habitable Zone (sometimes called the Goldilocks zone) is kind of like a campfire. If you sit too close, you ...

A newly identified world beyond our solar system is giving scientists a fresh look at how strange planets can be, and it may come with a stench to match. Astronomers have discovered what appears to be ...

The planet orbits a small red dwarf star around 35 light years from Earth and is five billion years old ...

A mysterious metal-rich asteroid called Psyche has been baffling scientists for over two centuries, and its true origin ...

Scientists have uncovered a hellish “lava world” where temperatures soar to a blistering 2,700 degrees Fahrenheit — hot ...