The Winter Triangle of starts, Procyon, Sirius, and Betelgeuse, are great skywatching targets. Also, see the Orion Nebula this month.

A nebula is a luminescent giant cloud of dust and gas in space that could be from a supernova or could be a star-forming region. The "dumbbell nebula," also known as Messier 27, is what astronomers ...

Nebula are giant clouds of interstellar gas that play a key role in the life-cycle of stars. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A ...