How can we see through the interstellar medium?
A)by observing in high-energy wavelengths such as X-rays and long wavelengths of light such as radio waves
B)by observing only the brightest visible sources
C)by using only the biggest telescopes
D)by using telescopes above the Earth's atmosphere
E)We cannot see through the interstellar medium.

Question

Quizplus · Accepted Answer

Observing in high-energy wavelengths such as X-rays and long wavelengths of light such as radio waves allows us to see through the interstellar medium. X-rays are able to penetrate a lot of material, while radio waves can pass through dense clouds of gas and dust.

How Can We See Through the Interstellar Medium