Planetariums around the world are invited to participate in this year’s edition of the IAU’s annual outreach event.

Welcome to the Department of Physics and Astronomy at the University of Delaware, where the pursuit of scientific discovery and innovation meets cutting-edge research and academic excellence. Our ...

A green energy plant expected to be built in Chile's Atacama Desert could increase night-time sky brightness at one of the world's most valuable astronomical locations by up to 35%, a new study has ...

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 ...

Families can explore the night sky through telescopes on May 3 in Muskegon, West Olive and Lowell, with activities ranging ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. April 2025 was a busy month for space. Pop icon Katy ...

The eclipse will be visible on Saturday (March 29) across Europe, western Africa, eastern North America and northern Asia. The sun will shrink the most for Greenland and eastern Canada. During a ...