Hi folks, tune in every week of 2023 for the best in astronomy from Astronomy Editor Dave Eicher, brought to you by Celestron. This week, we’ll discuss dark matter, an invisible and mysterious form of ...

Astronomers attempt to “weigh” the universe in a variety of ways. They observe the effects of dark matter on astronomical objects that vary from small to large.Dark matter was posited by Dutch ...

Share on Facebook (opens in a new window) Share on X (opens in a new window) Share on Reddit (opens in a new window) Share on Hacker News (opens in a new window) Share on Flipboard (opens in a new ...

This summer, a team of students and I were enjoying breathtaking views of the night sky while we collected data using telescopes at the McDonald Observatory in West Texas. One night, when we were ...

After a century of observations spanning the breadth of the cosmos and theoretical insights that push humanity's vision of the universe to its utmost limits, we can finally, confidently say that the ...

"The point is that we can't come anywhere near duplicating major ground-based capabilities in space." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

A new trail in this southern Arizona city plots the most visitor-friendly astronomy stops—and there are plenty to choose from, including world-class observatories and six Dark Sky parks. Tucson’s new ...