The Crab Nebula is the remnant of a supernova which was observed almost 1000 years ago. Although it corresponds to one of the ...

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

What's on and in a star? What happens in an active galactic nucleus? Answering those questions is the goal of a proposed giant interferometer on the moon. It's called the Artemis-enabled Stellar ...

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

Physicists at the University of Ottawa add an orbital spin to their laser beams to control the movement of electrons in their ...

When it comes to precision polishing, few techniques can match the effectiveness of Magnetorheological Finishing (MRF).

A rare celestial event will make Saturn’s rings appear to disappear this weekend as Earth crosses their plane. This optical ...

From the lunar landing to the launch of the Hubble Space Telescope, here are some bold space missions in history.

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

Over the past few years or so the most talked about kind of telescope was the one that is meant to operate in space. An ...

Spot wildlife on nature walks and stargaze at stunning dark skies with a highly portable monocular — the perfect, lightweight ...

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