NamedLight Blog

A red giant is what happens when a star like our Sun runs out of fuel in its core. Here’s what that process looks like, which stars are red giants right now, and what it means for Earth’s future.

Not all stars are alike. They vary enormously in size, temperature, color, and life stage. Here’s a plain-language guide to the main types of stars and what makes each one distinct.

If you've noticed three bright stars lined up perfectly in a row and wondered what they are, you're not alone. Here's the answer — and what makes those three stars worth knowing.

Most stars in the galaxy don’t travel alone. Here’s what a binary star system actually is — and why two stars sharing an orbit is more common than you might think.

Every star in the HYG Database has a spectral class — a letter and number code like G2, K5, or M3. It's one of the most information-dense pieces of data in astronomy, and it tells you more about a star than almost anything else.

Your NamedLight registry page lists your star's distance in light years. But what does that number actually mean? Here's a plain-language guide to one of astronomy's most important concepts.

The HYG Database is one of the most comprehensive catalogs of nearby stars ever assembled. It's also the foundation every NamedLight registration is built on — here's what it is and why it matters.