A distant planet’s final spiral into its star reframed Earth’s fate: not one sudden end, but long quiet thresholds over deep time.

Where did all the water come from? Water, water everywhere. It covers 70 percent of Earth’s surface and earns it the nickname “the blue planet.” And yet… where did it come from? How is it so abundant ...

The recently spotted asteroid 2025 PN7 appears to be the source of the rumor mill about Earth's supposed second moon. Earth has several quasi-moons that get their name due to the fact that they ...

Ah, Earth. We may not think about our planet on a day-to-day basis, but the world we live in is a pretty interesting place. The third rock from the Sun—and to this day, the only one with known ...

You may have heard a lot of online chatter about Earth's two moons recently, but that doesn't quite get the discovery right. Earth still only has one true natural satellite — our 2,159-mile-wide moon ...

Learn more about the top theories about how life began on Earth, and how it may not have started from scratch.

New potential climate crisis just dropped.

Add Yahoo as a preferred source to see more of our stories on Google. Earth signs are the most grounded people on the planet—you know, the ones who always keep it 100 real. They’re known to be stable, ...

The Earth has a second moon? Not exactly, though social media would have you believe it. Earth has only one true natural satellite – our 2,159-mile-wide moon located approximately 239,000 miles away.