A hot blob currently beneath the Appalachians may have peeled off from Greenland around 80 million years ago and moved to ...

Is there a massive undiscovered planet on the outer reaches of the solar system? The idea has been around since before the ...

Since the beginning of Earth's history, tiny particles of rock and metal from space have been hitting our planet. On clear ...

New discoveries of objects in the Kuiper Belt have also presented challenges for the Planet Nine theory. The latest is known as 2023 KQ14, an object discovered by the Subaru telescope in Hawaii.

What did NASA’s New Horizons find when it reached Pluto? The results shocked astronomers: Pluto wasn’t a lifeless rock - it ...