“What’s up in the sky?” is a recurring feature and publishes on the first of every month. You can find it on WTOP’s The Space Place . Email Greg your space questions and he might answer them in the next edition.

Welcome to WTOP’s monthly feature, “What’s up in the sky?” Each month it features the best the sky has to offer stargazers regarding the moon, planets and stars. Space-related events that might interest you taking place in the D.C. area are included as well.

Let’s get to the sky for September 2025!

Must-see sky sights for September

During September 2025, Venus continues to be the “Morning Star” in the east before dawn, albeit lower in the sky, but still bright. The beautiful and bright winter constellations keep Venus celestial company.

September is the Autumnal Equinox — t

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