Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky.

Two rare bright comets are visiting our neighborhood this month, making for once-in-a-lifetime viewing. The comets, C/2025 A6 (Lemmon) and C/2025 R2 (SWAN), are already showing off their green tails ...

What do you "see" in your mind's eye? Is it as real as looking at a photo? Or do you not see any images at all? It turns out there are 3-5% of the population who don't have the ability to form images ...