Here’s what you’ll learn when you read this story: Discover how losing thousands of satellites could instantly shut down GPS, internet, banking systems, and global communications. Find out what ...

A hollow Earth would also lose a whole lot of mass, since most of it is accumulated in the planet’s inner part – the core and the mantle. We’re not just talking a few kilos, like what you put on ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. An asteroid between about 130 and 300 ft. (40 and 90 meters) ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...

Truly making Earth the centre of our solar system is going to take more than just fudging the maths. The sun is so much more massive than our puny planet that it is nearly impossible to force the ...

Suppose you could speed up Earth’s rotation so that a day was only half as long? What would happen? Well, for starters we’d have to make new clocks that only have hours 1 to 6 for am and pm. If you ...

What would Earth be like if there were no Moon? Peter Allen RhodesNorth Bellmore, New York Without the Moon, Earth's geology, ...

I will assume you’re referring to what would happen if Earth stopped rotating all at once, without any gradual reduction in velocity. In that event, most things on Earth would be almost immediately ...