Never-before-seen temperature and ion density measurements reveal that the effect of Jupiter's moons on its aurora are more complicated than scientists thought.

The universe rarely makes things easy to understand. For decades, researchers thought they had the recipe for a solar system figured out. You put a star in the middle, scatter some rocky crumbs nearby ...

Astronomers have witnessed evidence of an extremely violent collision between planets, and it resembles the event in Earth's history that created the moon.

Add Yahoo as a preferred source to see more of our stories on Google. An illustration showing Planet Nine, a hypothetical, undiscovered planet in our solar system. New research now suggests the ...

Astronomers have uncovered evidence of a spectacular collision of two planets within the confines of a faraway solar system, providing us with a rare .

NASA has received the first images from a tiny spacecraft designed to study the ...

Up until now, exoplanet surveys have mostly focused on nearby, bright stars that are sun-like or are red dwarfs, which are known to frequently host planets. While astronomers have discovered thousands ...

Venus’ surface has long been hidden beneath thick clouds and sparse data, but new research is beginning to illuminate what ...

Add Yahoo as a preferred source to see more of our stories on Google. Telescopes helped researchers track the planet. Britta Pedersen/dpa A free-floating planet drifting through space is being closely ...

Scientists examined brain MRI scans of astronauts and found microgravity causes upward and backward brain shifts, which gradually take months to recover after returning to Earth.

The search for an unknown planet in our solar system has inspired astronomers for more than a century. Now, a recent study suggests a potential new candidate, which the paper’s authors have dubbed ...