The search for aliens has led astronomers to scour the farthest reaches of the cosmos for signs of life. But a new study suggests that we might not need to look so far from home. According to NASA ...

Astronomers are increasingly finding planets that do not simply circle their stars in neat, clockwork ellipses but instead trace out paths that look more like intricate choreography. The latest ...

Scientists in Boulder are using existing NASA spacecraft to track a rare interstellar comet called 31/ATLAS as it travels ...

The U.S. solar industry installed 11.7 gigawatts of new solar capacity in the third quarter, a jump of 49% sequentially, a ...