What can astronomers see in space using a telescope?

Astronomers use a number of telescopes sensitive to different parts of the electromagnetic spectrum to study objects in space. Even though all light is ... In addition, not all light can get through the Earth's atmosphere, so for some wavelengths we have to use telescopes aboard satellites. read more

Astronomers use telescopes because they're much better than our eyes. Here are a few reasons: 1. Telescopes see lots of colors - telescopes can collect light that our eyes are unable to: radio, microwave, infrared, ultraviolet, x-rays and gamma rays. 2. read more

Lots of stars you see in the sky are actually double or multiple, and many of them can be visually resolved through a telescope. These stars will still look "dot like" but instead of a single star - you will see two or more placed closely together. read more

A great many thing. Many wonderful and glorious things. Stars and planets and moons, comets and asteroids, nebulae and galaxies. The bigger the telescope and more sensitive the camera, the more you can see or photograph. read more