Light pollution refers to the excessive, misdirected, or invasive use of artificial outdoor lighting. This phenomenon is most ...

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

How do you take a picture of something that swallows light itself? 🤯 In this video, we break down the technology behind the ...

I pick out North America’s celestial highlights for the week ahead (which also applies to northern hemisphere mid-northern ...

The city of Flagstaff has taken big steps to preserve the clarity of its night sky. Find out the best ways to experience the ...

New James Webb Space Telescope observations of a star cluster called NGC 346 are shedding light on how, when and where ...

In a celestial event known as a great alignment the five planets will be discernible with the naked eye, but to see Neptune ...

The risk of impact is likely to drop to zero as observations of Asteroid 2024 YR4 continue.

I was completely thrown for a loop. I thought I was hallucinating for a second,’ a Jewish student enrolled in the class tells ...

Mars, Venus, Jupiter, and Saturn should be visible to the naked eye. The six planets will be visible until February 9. You'll ...

In a groundbreaking discovery, astronomers have traced a fast radio burst, or FRB, to the outskirts of an ancient, quiescent elliptical galaxy.

Venus, Jupiter, and Mars dominate the sky. Catch your last views of Saturn as early in the month, the Moon passes in front of ...