You’ll see some irregular galaxies that look like nothing, and some barred spirals that look like everything. Along the way, ...

Galaxy classification has long been based on their visible appearance, creating well-defined categories. Spiral galaxies like our Milky Way display a flat disk structure with characteristic ...

Lacki suggests detecting the combined glow of the emissions of several civilizations. It’s an approach that comes with its ...

For decades, scientists engaged in the Search for Extraterrestrial Intelligence (SETI) have probed the galaxy for signs of ...