The sun at different wavelenths

 
The sun at different wavelengths. Credit: NASA SDO NASA Goddard
Click to enlarge. Credit: NASA SDO, NASA Goddard

Light is made of electromagnetic waves, and our eyes see different wavelengths as different colours. But our eyes can’t see most wavelengths at all, which is a pity – think how different the human body looks when you see it in x-rays.

This is the sun at 13 different wavelengths.

Posted by sheila

Sheila came to La Palma with a six month contract and has stayed 24 years so far. She used to work as a software engineer at the observatory, but now she's a writer and Starlight guide.

Leave a Reply

Your email address will not be published. Required fields are marked *