Learn how new high-resolution images of two nova eruptions offer fresh insight into how these stellar explosions release ...

Low Earth orbit is on track to become crowded with more than half a million satellites by 2040, and that surge will not just ...

Astronomers at the University of North Carolina at Chapel Hill have helped uncover new clues about the longest-lasting cosmic ...

“The fact that we can now watch stars explode and immediately see the structure of the material being blasted into space is ...

Auroras may be visible from Alaska to Illinois as an incoming coronal mass ejection is expected to slam into Earth.

As a cold pour hits the glass at The Sycamore in the Mission District, chatter rises, lights dim slightly, and Astronomy on Tap eases into motion, blending a little stargazing spirit with a laid-back ...

Nearly nine out of ten campuses offering physics courses offer an algebra- and trigonometry-based course; nonetheless, this ...

Fleets of satellites interfere with snapshots taken by Earth-bound observatories. But a new study suggests these orbiters ...

A new NASA-led study found that the increasing number of satellites in low-Earth orbit could ruin up to 96% of images from ...

There is an important and unresolved tension in cosmology regarding the rate at which the universe is expanding, and ...

December nights are the longest — and often some of the coldest — of the year. While some may dread December’s darkness, ...

Dec. 4 full moon marks last supermoon of 2025. What we know about Cold Moon, including peak illumination and if it will be ...