A pull in the right direction ...

Satellites detected a mysterious gravitational change beneath Earth's surface, suggesting rapid movement of interior masses.

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 ...

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

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

Stephen Kane, a professor of planetary astrophysics at UC Riverside, was skeptical when he read recent studies that showed ...

European scientists are turning an aircraft into a laboratory that simulates lunar gravity to prepare astronauts and ...

Far from Earth's gravitational pull, a simple viral infection took on a new evolutionary direction. A study conducted aboard the ISS found that when bacteria and ...

New simulations show Mars plays a key role in shaping Earth’s long-term climate by influencing its orbit and axial tilt over hundreds of thousands to millions of years.

Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

The earth (and humanity) would be very different without our smaller red neighbor. In A Nutshell Computer simulations show ...