Could we turn the sun into a gigantic telescope? 

 Using a phenomenon known as gravitational lensing, it might be possible to use the sun as a gigantic telescope to peer deep into space. 

https://cdn.mos.cms.futurecdn.net/s8z4LUuZ3uzYD7Fy6dxNVR.jpg

https://www.space.com/sun-gigantic-telescope-with-gravitational-lensing