Earth and Mars emerged from the same young solar system around 4.5 billion years ago, yet they may have been assembled ...

Explore every planet in our Solar System through a simulation that shows the views each world might reveal from its surface ...

Discover how Earth and Mars, despite a shared origin, were assembled through fundamentally different processes, a revelation ...

Earth and Mars may have formed through different mixtures of planetary building processes, despite developing side by side.

Four and a half billion years ago, Earth and Mars were born in the rotating cloud of gas and dust that would eventually ...

Did Earth and Mars form the same? This is what a recent study published in Nature Astronomy hopes to address as an ...

This summer, scientists spotted an incredibly rare visitor to Earth’s solar system—a comet, now known as 3I/ATLAS, that entered our solar system from the galaxy beyond and is zipping past the sun at a ...

In the early history of our solar system, scientists theorize that a Mars-sized object called Theia smashed into the infant Earth, vaporizing massive amounts of rock and blasting it into space. Some ...

Humans love an origin story. And in space science, there is no greater question than why Earth is the vibrant, living planet we see today. As humans return to the heavens, understanding our planetary ...