Understanding Earth's Crust Earth's crust ranges from 5 to 70 kilometers in thickness and serves as the planet's outermost ...

In a new book, NASA astrobiologist Caleb Scharf says the fate of life on Earth may hinge on leaving our planet behind ...

Traditionally, scientists believed that the charge polarity of the magnetosphere at the equator and the poles was the same, ...

Earth's core cannot be made just of iron — it also appears to contain carbon. And our research suggests it may contain a bit of oxygen and possibly silicon as well. The iron-rich core at the centre of ...

More objects are being launched into space than ever, and most are headed for low Earth orbit. This region of space has become increasingly crowded with launches from SpaceX and others that have ...

Our Moon is slowly drifting away from Earth, not just due to tidal friction as previously thought. New research suggests ...

Scientists have long wondered why Earth's overall makeup doesn't fully match the mix of materials found in ancient meteorites ...

For three decades now, I have watched Earth warm—not through headlines or politics, but in my own data. Every year, the ...

The universe has quasi-moons, mini-moons, and moonlets, but no official definition of what counts as a moon.

When the International Space Station plunges to its fiery doom in 2030 its loss to science will be incalculable, even if it ...