Last time a stray planetoid the size of Mars smashed into Earth, it scattered our planet's young crust into space, where ...

The curious minds at What If investigate the catastrophic effects if Jupiter collided directly with Earth, examining the ...

"Without Mars, Earth's orbit would be missing major climate cycles. What would humans and other animals even look like if ...

Despite its small size, Mars seems to have a huge impact on the orbital cycles that govern Earth’s climate, especially those ...

A pull in the right direction ...

This doesn’t mean Mars causes ice ages on its own. Orbital cycles are only part of the picture. Earth’s oceans, atmosphere, ...

What would happen if asteroid 2024 YR4 hit the Moon? Scientists have a theory - There’s a 4.3% chance it hits the moon in ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

At half the size of Earth and one-tenth its mass, Mars is a featherweight as far as planets go. Yet new research reveals the extent to which Mars is quietly tugging on Earth's orbit and shaping the ...

What everyone agrees on is that NASA needs a new spacecraft capable of relaying communications from Mars to Earth. This issue ...

Stephen Kane, a professor of planetary astrophysics at UC Riverside, was skeptical when he read recent studies that showed the gravitational pull from Mars being connected to Earth’s long-term climate ...