So! The next time you see a beautiful astronomy picture, be sure to ask these questions:

1. Is this a visible light image?

2. Is this true color?

The answer will tell you a lot about what you're looking at!

ACKNOWLEDGEMENTS

We gratefully acknowledge the following institutions/individuals for using their web images: Anglo Australian Observatory, STScI (Hubble Space Telescope), the personal files of Zolt Levay (STScI), NRAO, IPAC, 2Mass, SOHO, EUVE