NASA is changing its plans to return astronauts to the moon, and redrawing the architecture for how the Artemis missions will ...

Is 3I/Atlas an interstellar alien vessel or simply an intriguing, unique rock hurling through the cosmos? That debate has been raging ever since the comet, only the third known interstellar object to ...

Imagine you’re an alien astronomer, pointing your telescope toward our solar system, listening for signs of intelligent life. Would you hear us? For decades, scientists have wondered the same thing. A ...