If you haven't ventured out and looked up at the skies over the last week at night — or really all of 2024 — you're missing out on quite the show. First, there were the northern lights that danced and ...

Comet 3I/ATLAS has arrived in the inner solar system behaving as if the usual rules of comet physics were optional. Instead of trailing a neat plume of dust away from the Sun, it has grown a striking ...