Meanings of using the telescope in English

No one, however, had been using the telescope at that instant.

We've managed to triangulate it using the telescope on Europa.

He says scientists using the telescope will literally be looking back in time and that there is no telling what else they might see.

Using the telescope as a camera, Malin takes three black-and-white exposures with a combination of plates and filters that record blue, green, and red light.