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What is an
online exploration?

What is a
Q&A?

What are
Myths vs. realities?

Capture the cosmos > Electromagnetic spectrum

Online adventures, pictures, answers, and more

on the electromagnetic spectrum:

Try it!

Online exploration:

Star Light, Star Bright

Star Light, Star Bright

See stars in a different light!

 

Picture it!

Downloadable PDF lithographs:

Star-Forming Nebula N90 lithograph preview

Horsehead Nebula

Hubble sees a horse of a different color.

Star-Forming Nebula N90 lithograph preview

Star-Forming Nebula N90

This hotbed of star formation lies in the Small Magellanic Cloud.

Dig deeper

Q&A: Electromagnetic spectrum

Separate fact from fiction and satisfy your curiosity about what makes an X-ray different from a radio wave.

Myths vs. realities: Light & color

All radiation is harmful — true or false?

Capture the cosmos > Electromagnetic spectrum