The green flash is a rare optical phenomenon above the horizon directly at sunrise or sunset. The color is caused by green ...

A brilliant meteor streak is captured as it plunges through Earth's atmosphere over Kitt Peak National Observatory in Tucson, ...

Finally, in April 2025, MISTRAL delivered stunning images of the supernova remnant Cassiopeia A (Cas-A), one of the sky’s ...

Born of x-ray astronomy, a novel handheld gamma-optical camera stands at the nexus of medical and industrial imaging. By ...

In 1987, an enormous blue arc, thought to be hundreds of trillions of miles long, was first considered one of the largest ...

and the science done with them is called optical astronomy. But there's an entire electromagnetic spectrum, of which the visible light our eyes can see is just a sliver. Digital telescopes use a ...

The Giant Magellan Telescope offers sharper images, efficient light use, and the ability to find Earth-like planets.

The plains house the aptly named Very Large Array (VLA)—a radio telescope made of 27 different antennas, each of which looks ...

A new device uses quantum optics to filter out starlight in real time — bringing scientists closer to directly observing ...

Researchers at the International Center for Radio Astronomy Research (ICRAR) made the discovery about galaxies by studying ...

Merely finding them in the first place — detecting their radio voices and photographing their odd and telltale light— was a cooperative triumph of radio and optical astronomy. It was Schmidt ...