The most familiar type of telescope is the refractor. It uses two lenses, one to collect the light and form an image, called ...

Sunday's event, known to astronomers as an occultation, is part of a series of such events of the moon engaging with this ...

Gravitational lenses bend and focus light from the more distant cosmos, offering astronomers a cheat code for chronicling the ...

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

A recently-discovered powerful cosmic lens, which magnifies profoundly distant objects in space. Credit: William Sheu (UCLA) ...

In a rare and extraordinary discovery, researchers have identified a unique configuration of galaxies that form the most ...

A newly discovered cluster-scale strong gravitational lens, with a rare alignment of seven background lensed galaxies, ...

The Finder TW2 is best thought of as a budget innovation. It can impress with its images and videos, as long as you don't ...

Hubble Space Telescope image of the Carousel Lens, taken in two 10-minute exposures, one using an optical filter and another using an infrared filter. The “L” indicators near the center (La, Lb, Lc, ...

NASA has finished building its spacecraft bus to deploy the Nancy Grace Roman Space Telescope into orbit after the space ...

The James Webb Space telescope recently turned its highly sophisticated lens towards galaxy GS-10578 or what is often ...

One of the latest observations made from NASA’s James Webb Space Telescope (JWST) is a trio of galaxies that form a shape ...