Comets: All You Need to Know

Comets are back in the spotlight — and for a good reason. Comet 10P/Tempel 2 is brightening and will be visible through binoculars or a telescope in 2026. Want to know when and where to look for it? Check the latest updates in our dedicated guide to Comet 10P/Tempel 2.

And if you’re here to learn the basics — why comets brighten, why they grow tails, and where they come from — start with this infographic. Straight away, comet viewing tip: use an astronomy app like Star Walk 2 to watch comets. With this app, you can easily track any of the 3,000 comets in the database!