Mars will be visible to stargazers Sunday night as it moves into opposition with Earth. All you have to do is walk outside and look up at the sky. Because Mars is directly opposite the sun, the red ...

We're just weeks away from this interstellar visitor reaching its brightest in Earth's night skies. Will we see it?

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to [email protected]. Is Mars really as red as people say it is? – ...

Interstellar comet 3I/ATLAS made its closest pass of Mars on Oct. 3, and Europe’s Red Planet spacecraft were ready for it.

The most beautiful season of the year is here. For us, It's all about the leaves and the colors, but as fall is about to ...

What makes 3I/ATLAS especially intriguing is that the comet might be three billion years older than our entire Solar System.

NASA's Perseverance Mars rover may have captured an image of interstellar comet 3I/ATLAS streaking across the sky above the Red Planet.

Check out the best telescope deals for Prime Day in October and grab one of these amazing optical instruments for less. Save ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Curious Kids is a series for children of all ages. If you have a question you’d like ...