shadow

Radio waves and telescopes

Since objects emit electromagnetic waves in all bands of the spectrum, scientists can use telescopes that operate on different wavelengths to study the universe.

Click on the thumbnail to see the full image.

.

.

.

.

.

of 5 stories this month > Get unlimited stories
You've read 5 of 5 free stories

Only $1 for your first month.

Get unlimited Monitor journalism.