Interstellar Comet 3I/ATLAS is nearing Earth. Hubble and Juice captured new images, revealing an alien object with a strange ...

The mystery of whether TRAPPIST-1e has an atmosphere capable of hosting life continues. Discover more about it.

Our planet’s magnetosphere has seen dramatic shifts across its history—even total reversals—but this recent wrinkle doesn’t ...

Something is very wrong with our Sun. It’s turned into a spinning lighthouse of death. What would make the Sun so much more ...

What changes would our planet undergo?

Researchers are exploring the idea that one hemisphere of Earth, dominated by the Pacific Ocean, is losing internal heat ...

Earth's climate has swung between ice ages and warmer periods for millions of years, driven by subtle changes in our planet's ...

Searching for technosignatures—signs of technology on a planet that we can see from afar—remains a difficult task. There are ...

Our Sun is about halfway through its life, which means Earth is as well. After a star exhausts its hydrogen nuclear fuel, its ...

New simulations suggest TRAPPIST-1e's possible methane atmosphere may be a false signal from its star, raising fresh ...

Earth has the perfect combination of a livable atmosphere and a protective magnetic field that prevents the Sun's harmful radiation and radioactive solar winds from damaging us, allowing us to live on ...

Scientists have long believed that the Moon was formed by a massive object crashing into the Earth. But what was that thing ...