Though it appears as a softly glowing cloud against the darker sky, what we see is so much more remarkable. This is the rim of our galaxy’s disk arching across the sky. Its hazy appearance, of course, ...

Astronomers have made a surprising discovery at the heart of our galaxy—the Milky Way. They’ve found cold clouds of gas floating inside the blazing-hot Fermi bubbles, enormous structures of ...

Most comets, including the well-known Halley's, loop through our solar system like cosmic time capsules that formed alongside ...

A stronomers have discovered that the Milky Way might be just a small piece of a much larger cosmic structure than previously ...

The solar system's journey through the galaxy is more complex than most imagine. While we often picture planets orbiting the ...

For centuries, humanity believed that Earth was the center of the universe, a view championed by Aristotle and Ptolemy. But ...

"It was something I’ve never seen before and I’ve looked at tens of thousands of images of galaxies over my career," he said.

Scientists are racing to learn as much as possible about the interstellar comet 3I/ATLAS before it fades from view forever ...

Enjoy a free stargazing lecture followed by a Q&A panel and guided stargazing with telescopes (weather permitting). By Since ...

A newly discovered interstellar comet could be older than the Solar System, and scientists think it carries secrets from the dawn of the galaxy.

Scientists discover 3I/ATLAS, a possible 7-billion-year-old comet from deep space. It may rewrite what we know about the ...

For the photographers honored at the 2025 Astronomy Photographer of the Year awards, the universe is their muse. From our ...