Perhaps you’ve already noticed the dazzling red dot dancing in the night sky. That’s Mars, our planetary neighbor. And for the past few weeks it has been growing brighter as it slowly approaches a ...

Have you seen the bright star in the west after sunset? It’s Venus — and it’s about to do something spectacular. On June 9-11, Earth’s sister planet will appear to tangle with Jupiter in the night sky ...

A round trip from Earth to Mars takes about three years. New research suggests a potential shortcut to Mars, inspired by an asteroid's orbital path, that would reduce the journey to as little as 153 ...