Comets SWAN and Lemmon will both swing by Earth and appear bright in the sky near the end of October. Here’s how to see them.

The comets can be seen from the Northern Hemisphere as their orbits take them through our cosmic backyard. Two such ...

The comets A6 (Lemmon) and R2 (SWAN) are visitors from the chilly fringes of our solar system, and could even be visible at ...

The moon has captivated human imagination for millennia. As Earth's only natural satellite, it has inspired myths, guided ...

My favorite planet, besides the one I live on, is on the rise in the low eastern sky during evening twilight. It’s Saturn and you can’t miss it. It’s the brightest star-like object in that part of ...

A gas giant the size of Jupiter, yet even heavier and denser, has captured the attention of astronomers across the world. This planet, now confirmed and named TOI-4465 b, lies roughly 400 light-years ...

We do not just call it the full moon. Each month of the calendar year is assigned a name. The most common reference we have ...

Key Takeaways Today’s Mars flyby of interstellar object 3I/ATLAS is shrouded in mystery as NASA remains quiet during a ...

My favorite planet, besides the one I live on, is on the rise in the low eastern Pottsville sky during evening twilight. It’s Saturn and you can’t miss it. It’s the brightest star-like object in that ...

In a recent feature published by Space.com, Vermont-based astrophotographer Dr. Michele Hernandez Bayliss has revealed a stunning set of deep-sky portraits captured entirely from her own backyard ...

An enormous asteroid is approaching Earth at 24,136 miles per hour—and will be at its closest to us in two days' time. The space rock—dubbed "2025 FA22"—is 520 feet across. On a cosmic scale, it will ...