UK researchers have confirmed the existence of a “super Earth” located 20 light-years away that could reveal the existence of ...

The astrolabe, a complex instrument utilized by ancient mariners, is key to establishing latitude by observing celestial ...

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

The journey of astronomical telescopes began in the early 17th century when Galileo Galilei crafted his first refracting ...

An ultra-deep image from the National Science Foundation's Dark Energy Camera reveals a wide variety of galaxies in the unusual Antlia Cluster.

Thirty years after the discovery of the first exoplanet, we detected more than 7000 of them in our Galaxy. But there are ...

Find out what the latest and greatest books, telescopes, accessories, and other products in astronomy are this month.

Although it's being mistakenly promoted as a "rare planetary alignment," one of the best "planet parades" in half a century ...

Photo: Mitchell Clark Astronomy photographers, your time to shine is here. The 2025 Astronomy Photographer of the Year ...

Adam Leroy, a professor of astronomy at The Ohio State University, has been named the recipient of the 2025 Henry Draper Medal.

In this episode, Dave Eicher invites you to go out and spot the many planets currently in our night sky. You’ll see four of the five planets visible without optical aid. Venus and Saturn are in the ...