What's on and in a star? What happens in an active galactic nucleus? Answering those questions is the goal of a proposed ...

The world's largest telescope is almost as big as your house—and it’s unlocking the universe’s biggest mysteries.

Here's how an innovative flat lens could solve these problems for satellites and space-based telescopes. Understanding ...

With METIS and MICADO, two instruments for what will be the largest optical telescope in the world, the Extremely Large ...

The clearest and most precise images yet of the universe in its infancy—the earliest cosmic time accessible to humans—have ...

Euclid is a 1.2-metre telescope designed to map large spatial structures ... both in the visible and infrared spectra. “The optical design and the precision of the optics set new standards in terms of ...

The Webb telescope — a scientific collaboration between NASA, ESA, and the Canadian Space Agency — is designed to peer into ...

The strange sight is actually two galaxies, with the light of the second warped around the one at the front as a result of ...

The Hubble Space Telescope captured an image of a star and a spiral galaxy, both in the constellation Virgo. But the photo is ...

Get closer to our solar companions with the best telescopes for seeing planets, just in time for February's fantastic planetary parade. Want to focus your stargazing on our cosmic neighbors ...

The best telescopes allow you to observe the night sky in more detail. The best telescopes unlock the wonders of the night sky right from your backyard and beyond. Bring the Moon and planets into ...

New optical technologies have revolutionized astronomy, from the invention of the telescope 400 years ago to more recent developments of adaptive optics and segmented mirrors. The next disruptive ...