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

The “gravity hole” formed at least 70 million years ago after convection in Earth’s mantle. The weak gravity could impact our ...

Gravity may seem constant, but it actually varies across the planet—and one of the strangest places is Antarctica, where gravity is slightly weaker than expected. Scientists have traced this “gravity ...

Astronomers have spent decades hunting for life where it seemed to make sense: on Earth-like planets orbiting Sun-like stars ...

In our solar system, Jupiter is the undisputed king. If you added more mass to Jupiter, it wouldn’t actually get much bigger ...

How do you explore the interior of a planet without ever touching down on it? Start by watching the way the planet spins, then measure how your spacecraft orbits it — very, very carefully. This is ...

Travel to another moon or planet and your weight will change — but not your mass. This is because your weight on other worlds depends on the gravitational force of attraction between you and that ...

Earth and other terrestrial planets probably use their gravitational forces to tear apart asteroids ― but this creates more streams of smaller asteroids. When you purchase through links on our site, ...