An accidental discovery in an astronomy show offers researchers a new clue about the mysterious Oort Cloud, a large expanse ...

NASA's James Webb continues to prove why he's the most powerful telescope ever created by finding a 'fossil' from millions of ...

The moon will be at its fullest at 3:44 a.m. ET Wednesday but will still appear bright and low in the east after sunset on ...

Not all planets are lucky enough to orbit a star. Some are cast adrift into the cold, dark depths of space completely alone. These mysterious objects are known as rogue planets, and they challenge ...

The massive core of our Milky Way galaxy serves as the backdrop to Full Moons, planetary conjunctions, and meteor showers ...

In a stunning reminder of our place in the vastness of space, a remarkable image taken by NASA’s Cassini spacecraft shows ...