Each spring, amateur astronomers attempt the ultimate stargazing challenge—an overnight quest to spot every galaxy, nebula, ...

Many constellations have one very special deep sky object within their borders, something so famous that when you say, read, or hear that constellation’s name you instantly think of it, like an ...

The Herschels, Messiers, Barnards, and others did much of the early, heavy lifting of discovering and cataloguing deep-sky objects scattered around our sky. But some faint objects awaited much longer ...

When you look up at the night sky, it appears unchanging. But if you look deep enough you will find that the sky is in fact constantly shifting. Satellites, asteroids and interstellar objects pass by.

Looking for a sky event this week? Check out our full Sky This Week column. March 7: Venus meets Saturn Daylight saving time ...

Look low in the western sky around 5 a.m. to see Leo’s brightest star, Regulus, a mere ½ degree (less than one finger at ...

A series of striking celestial events will unfold in the night sky during the second half of March 2026. From rare planetary ...

In a world that often measures itself in days, years, decades and centuries, a second seems insignificant. But a lot can happen in an instant. It takes a lightning bolt just 30 microseconds to strike ...

Sky This Week is brought to you in part by Celestron. Friday, March 6With no Moon in the early-evening sky, let's chase down ...

When you look up at the night sky, it appears unchanging. But if you look deep enough you will find that the sky is in fact constantly shifting. Satellites, asteroids and interstellar objects pass by.