Astronomy and commercial space are often portrayed as being on a collision course, yet their futures are deeply intertwined. As satellite constellations expand, astronomers raise concerns about trails ...

"You can't have a cut of that scale and not expect to see a massive impact." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space news, ...

"This is essentially as close as we can get to seeing the death of a massive star." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking ...

Scientists hope to probe the nature of general relativity through a possible pulsar found in the center of the Milky Way, near a supermassive black hole. When you purchase through links on our site, ...

On Tuesday, February 17, an annular eclipse of the Sun will occur. Here’s the catch, though: It will only be visible as annular along a thin line in Antarctica. From the southern tips of Chile and ...

Optical astronomy is the research area focused on observing and analyzing electromagnetic radiation in the optical band, typically encompassing near-ultraviolet, visible, and near-infrared wavelengths ...

The Department of Physics and Astronomy at the University of Delaware is a vibrant hub of scientific inquiry, encompassing a diverse range of research areas that push the boundaries of human ...

The northern lights were visible on the Peninsula on May 10, 2024, and could make a reappearance locally in 2025. Photo by Eleanor Raab. Last year brought a number of celestial spectacles to Bay Area ...